CN113184373A

CN113184373A - Pump head with measurement regulatory function

Info

Publication number: CN113184373A
Application number: CN202110456504.4A
Authority: CN
Inventors: 陈远清
Original assignee: Shijie Packaging Products Qingyuan Co ltd
Current assignee: Shijie Packaging Products Qingyuan Co ltd
Priority date: 2021-04-27
Filing date: 2021-04-27
Publication date: 2021-07-30
Anticipated expiration: 2041-04-27
Also published as: CN113184373B

Abstract

The invention discloses a pump head with a metering and adjusting function, which comprises a tank body and a plug head, wherein the plug head is inserted at the top of the tank body, a pressing head is inserted in the middle of the plug head, a liquid outlet cavity is formed in the pressing head, the bottom of the liquid outlet cavity is connected with a liquid pumping pipe in a sliding mode, a pressing sheet is fixedly connected to the bottom of the pressing head, and a piston is connected to the outer wall of the middle of the liquid pumping pipe in a sliding mode. When the device is used, when the pressing sheet moves downwards, the first screw rod can freely penetrate through the jack until the driven pulley forms a barrier at the bottom of the pressing sheet, so that the top plane of the driven pulley can be used as a lower limit of the pressing sheet stroke, the knob outside the tank body is rotated, the driving pulley synchronously rotates, and the driven pulley is driven to rotate through the triangular belt, so that the height of the driven pulley can be adjusted, the lower limit of the pressing sheet stroke is further adjusted, and the extraction amount of emulsion can be conveniently adjusted according to the requirements of users.

Description

Pump head with measurement regulatory function

Technical Field

The invention relates to the technical field of cosmetic packaging, in particular to a pump head with a metering and adjusting function.

Background

The emulsion cosmetic is usually packaged in a bottle or a can, and one of the bottle or the can is provided with a pump head, so that the cosmetic can be taken out and used conveniently.

When using current pump head, need manual pressing downwards and press the handle, the volume in the spring chamber reduces, pressure risees, liquid gets into the nozzle chamber through the hole of case, through the outside blowout liquid of nozzle again, at this moment loosen and press the handle, the volume increase in the spring chamber, form the negative pressure, the spheroid is opened under the negative pressure effect, liquid in the bottle gets into the spring chamber, at this moment certain liquid has been had in the valve body, the liquid of storing in the valve body will be toward going up the punching when pressing the handle again, past spout outward through the nozzle.

The volume in spring chamber and the rated value of negative pressure all can not realize adjusting, the user can't be adjusted according to the demand of self, there is extravagant cosmetics and gets the phenomenon of the not enough demand of quantity, need to design a pump head with measurement regulatory function urgently to solve above-mentioned problem, and guarantee simultaneously that the pump head operation and the process of measurement regulation can not take the pollutant in the air circumstance to the bottle in, and guarantee that above-mentioned operation process can not influence the continuity of pump head and intercommunication pipeline.

Disclosure of Invention

The invention aims to solve the defects in the prior art and provides a pump head with a metering and adjusting function.

In order to achieve the purpose, the invention adopts the following technical scheme:

a pump head with a metering and adjusting function comprises a tank body and a plug head, wherein the plug head is inserted at the top of the tank body, a pressing head is inserted in the middle of the plug head, a liquid outlet cavity is formed in the pressing head, a liquid pumping pipe is connected to the bottom of the liquid outlet cavity in a sliding manner, a pressing sheet is fixedly connected to the bottom of the pressing head, a piston is connected to the outer wall of the middle of the liquid pumping pipe in a sliding manner, the outer diameter of the bottom of the piston is matched with the inner diameter of the tank body, the same connecting rod is fixedly connected between the piston and the pressing sheet, a spring sleeve is fixedly connected to the middle of the bottom of the plug head, the bottom of the pressing head is connected to the inside of the spring sleeve in a sliding manner, a spring is sleeved at the top of the liquid pumping pipe and is located in the spring sleeve, a first screw rod is fixedly connected to the top of the inner wall of one side of the tank body, a driven belt pulley is connected to the middle of the first screw rod in a threaded manner, a second screw rod is fixedly connected to the top of the outer wall of one side of the tank body, and the middle part threaded connection of second screw rod has the drive pulley, and the race of drive pulley and driven pulley has cup jointed same V belt, the top circumference fixedly connected with knob of drive pulley, and one side of preforming has seted up the jack, the jack is located first screw rod directly over, and the inner wall fixedly connected with evenly distributed's of jack nylon brush silk.

Preferably, a ventilation pipe is inserted into one side of the piston, a one-way air inlet valve is fixedly connected to the top end of the ventilation pipe, the one-way air inlet valve is located at the top of the plug head, and the middle of the ventilation pipe is provided with a corrugated pipe.

Preferably, the top of the choke plug is provided with a first air inlet, the bottom of the choke plug is provided with a second air inlet, the middle of the choke plug is provided with a V-shaped hole, and two ends of the V-shaped hole are respectively communicated with the first air inlet and the second air inlet.

Preferably, the bottom fixedly connected with branch pipe of liquid suction pipe, and the outer wall fixedly connected with foam-rubber cushion of branch pipe bottom, the distance between branch pipe bottom outer wall and the jar body bottom inner wall is less than the height of foam-rubber cushion.

Preferably, the bottom of the piston is provided with an annular groove, and a reinforcing hoop is embedded in the annular groove.

Preferably, the bottom of the first screw rod is fixedly connected with a supporting arm, a third screw rod is welded on one side of the supporting arm, the third screw rod is inserted into one side of the tank body, and a nut is connected to one end of the third screw rod, which extends to the outside of the tank body, through threads.

Preferably, the both ends of second screw rod are all fixedly connected with fixed plate, and two fixed plate equal fixed connection in the outer wall of jar body.

Preferably, the top of the tank body close to one side of the second screw rod is provided with a through groove, the inside of the through groove is fixedly connected with two closed blocks which are attached to each other, the triangular belt is inserted between the two closed blocks, and the closed blocks are made of rubber.

Preferably, the middle part fixedly connected with slider of press head one side inner wall, and the spout has been seted up to the outer wall at liquid suction pipe top, slider sliding connection in the inside of spout.

Compared with the prior art, the invention provides a pump head with a metering and adjusting function, which has the following beneficial effects:

1. by arranging the first screw rod, the second screw rod, the triangular belt, the driving pulley and the driven pulley, when the pressing sheet moves downwards, the first screw rod can freely pass through the jack until the driven pulley forms a stop at the bottom of the pressing sheet, so the top plane of the driven pulley can be used as the lower limit of the pressing sheet stroke, the knob outside the tank body is rotated, the driving pulley synchronously rotates and drives the driven pulley to rotate through the triangular belt, the height of the driven pulley can be adjusted, the lower limit of the pressing sheet stroke is further adjusted, the extraction amount of emulsion can be conveniently adjusted according to the requirements of a user, the knob is arranged on the side surface of the tank body, the repeated extrusion process of the pressing head is ensured not to interfere with the knob and the driven parts, after the first screw rod enters the jack, the nylon brush wire and the outer wall of the first screw rod mutually rub to form vibration, and the vibration can play a warning role after being fed back to the user through skin, the suggestion user preforming is about to reach down spacing, can begin to reduce the pressure that exerts to the press head, the life of extension device spare part.

2. Through setting up the bellows, scavenge pipe and one-way admission valve, when pushing down the press head, the bellows extends downwards along with the bottom of scavenge pipe to the displacement of adaptation piston upwards resets when the piston, and the bellows shrink, during external air compensated to the jar body along one-way admission valve, scavenge pipe and bellows, maintains the internal and external atmospheric pressure balance of jar, and the next process of pushing down of guarantee press head goes on smoothly, and then makes the pump head all can move smoothly within the measurement accommodation range.

3. Through setting up first inlet port, second inlet port and V type hole, the piston top space of the jar body is through first inlet port, second inlet port and V type hole and external realization intercommunication to this maintains jar body headspace and external atmospheric pressure balance, V type hole forms the structure of buckling between first inlet port and second inlet port, prevent that external foreign matter from dropping into in the jar body, prevent that jar internal portion from receiving the pollution on the one hand, on the other hand avoids disturbing the transmission of jar internal portion spare part, ensures that the measurement is adjusted and can be implemented stably.

4. Through setting up foam-rubber cushion and branch pipe, the mouth of pipe that the branch pipe will take out the liquid pipe orientation under converts the mouth of pipe towards both sides into, avoids taking out liquid pipe bottom and jar body bottom striking back to lead to the mouth of pipe deformation and the phenomenon of jam, has static friction power between liquid taking out pipe and the press head, and when consequently the press head downward displacement, the liquid taking out pipe also has the trend of downward displacement, and the foam-rubber cushion plays the support cushioning effect in the below of branch pipe.

5. Through setting up logical groove and closed piece, the V-belt can pass logical groove when the operation, and closed piece seals logical groove, prevents that external foreign matter from leading to the groove entering jar body, and when the V-belt passed between two closed pieces, can produce the deformation that adapts to with it after the closed piece atress of two rubber materials, reduces the influence that the measurement accommodation process led to the fact jar body seal.

6. Through setting up slider and spout, when the press head moved for the liquid suction pipe, the slider slided along the inside of spout, and the restriction press head can't rotate for the liquid suction pipe, simplifies the press head motion path, promotes the stability of press head, optimizes user's the comfort level of pressing.

Drawings

FIG. 1 is a sectional view of a pump head with metering function according to the present invention;

FIG. 2 is a schematic structural diagram of a tank of a pump head with a metering adjustment function according to the present invention;

FIG. 3 is a schematic structural view of a driving pulley and a driven pulley of a pump head with a metering adjustment function according to the present invention;

FIG. 4 is a schematic structural diagram of a pump head with a metering adjustment function at position A according to the present invention;

FIG. 5 is a schematic structural diagram of a pump head with a metering adjustment function at position B according to the present invention;

fig. 6 is a schematic structural diagram of a pump head with a metering adjustment function at position C according to the present invention.

In the figure: 1-tank body, 2-spongy cushion, 3-branch pipe, 4-piston, 5-spring, 6-bellows, 7-spring sleeve, 8-scavenge pipe, 9-liquid suction pipe, 10-one-way air inlet valve, 11-pressing head, 12-liquid outlet cavity, 13-plug head, 14-first screw, 15-driven belt pulley, 16-closing block, 17-through groove, 18-fixing plate, 19-second screw, 20-knob, 21-V belt, 22-nut, 23-third screw, 24-supporting arm, 25-driving belt pulley, 26-reinforcing hoop, 27-sliding groove, 28-sliding block, 29-first air inlet hole, 30-second air inlet hole, 31-V-shaped hole, 32-pressing sheet, air inlet hole, 33-jack, 34-connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Referring to fig. 1-6, a pump head with a metering and adjusting function comprises a tank body 1 and a plug 13, the plug 13 is inserted into the top of the tank body 1, a pressing head 11 is inserted into the middle of the plug 13, a liquid outlet chamber 12 is arranged inside the pressing head 11, a liquid pumping pipe 9 is slidably connected to the bottom of the liquid outlet chamber 12, a pressing sheet 32 is fixedly connected to the bottom of the pressing head 11, a piston 4 is slidably connected to the outer wall of the middle of the liquid pumping pipe 9, the outer diameter of the bottom of the piston 4 is adapted to the inner diameter of the tank body 1, a connecting rod 34 is fixedly connected between the piston 4 and the pressing sheet 32, a spring sleeve 7 is fixedly connected to the middle of the bottom of the plug 13, the bottom of the pressing head 11 is slidably connected to the inside of the spring sleeve 7, a spring 5 is sleeved on the top of the liquid pumping pipe 9, the spring 5 is located inside the spring sleeve 7, a first screw 14 is fixedly connected to the top of the inner wall of one side of the tank body 1, and the middle part threaded connection of first screw rod 14 has driven pulley 15, the top fixedly connected with second screw rod 19 of the outer wall of 1 one side of the jar body, and the middle part threaded connection of second screw rod 19 has driving pulley 25, same V belt 21 has been cup jointed to driving pulley 25 and driven pulley 15's race, driving pulley 25's top circumference fixedly connected with knob 20, and jack 33 has been seted up to one side of preforming 32, jack 33 is located first screw rod 14 directly over, and the inner wall fixedly connected with evenly distributed's of jack 33 nylon brush silk.

According to the invention, the air exchange tube 8 is inserted into one side of the piston 4, the top end of the air exchange tube 8 is fixedly connected with the one-way air inlet valve 10, the one-way air inlet valve 10 is positioned at the top of the plug 13, the middle part of the air exchange tube 8 is provided with the corrugated tube 6, when the pressing head 11 is pressed down, the corrugated tube 6 extends downwards along the bottom end of the air exchange tube 8 to adapt to the displacement of the piston 4, when the piston 4 is reset upwards, the corrugated tube 6 contracts, and the external air is compensated into the tank body 1 along the one-way air inlet valve 10, the air exchange tube 8 and the corrugated tube 6, so that the balance of the internal and external air pressures of the tank body 1 is maintained, and the next pressing process of the pressing head 11 is ensured to be carried out smoothly.

Wherein, the top of the choke plug 13 is provided with a first air inlet 29, the bottom of the choke plug 13 is provided with a second air inlet 30, the middle of the choke plug 13 is provided with a V-shaped hole 31, two ends of the V-shaped hole 31 are respectively communicated with the first air inlet 29 and the second air inlet 30, the space above the piston 4 of the tank body 1 is communicated with the outside through the first air inlet 29, the second air inlet 30 and the V-shaped hole 31, so as to maintain the balance of the air pressure between the top space of the tank body 1 and the outside, and the V-shaped hole 31 forms a bending structure between the first air inlet 29 and the second air inlet 30, thereby preventing the external foreign matters from falling into the tank body 1.

Wherein, the bottom fixedly connected with branch pipe 3 of liquid suction pipe 9, and the outer wall fixedly connected with foam-rubber cushion 2 of 3 bottoms of branch pipe, the distance between 3 bottoms of branch pipe outer walls and the 1 bottom inner wall of the jar body is less than the height of foam-rubber cushion 2, branch pipe 3 converts the mouth of pipe of liquid suction pipe 9 towards the direct below into the mouth of pipe towards both sides, avoid liquid suction pipe 9 bottom and the 1 bottom striking of the jar body after lead to mouth of pipe deformation and the phenomenon of jam, there is static frictional force between liquid suction pipe 9 and the pressure head 11, consequently, when pressing head 11 downward displacements, liquid suction pipe 9 also has the trend of downward displacement, foam-rubber cushion 2 plays the support cushioning effect in the below of branch pipe 3.

Wherein, the bottom of piston 4 has seted up the ring channel, and the inside of ring channel has inlayed and has connect and strengthen hoop 26, strengthens the stability of piston 4 bottom circumference by strengthening hoop 26, and then optimizes the gas tightness of piston 4 in jar body 1.

Wherein, the bottom fixedly connected with support arm 24 of first screw rod 14, and the welding of one side of support arm 24 has third screw rod 23, and third screw rod 23 pegs graft in the one side of jar body 1, and the one end threaded connection that third screw rod 23 extends to jar body 1 outside has nut 22, and first screw rod 14 passes through third screw rod 23 and support arm 24 to be fixed in jar body 1.

Wherein, the both ends of second screw rod 19 are all fixedly connected with fixed plate 18, and two fixed plate 18 are all fixedly connected in the outer wall of jar body 1, and second screw rod 19 passes through two fixed plate 18 to be fixed in the outside of jar body 1.

Wherein, jar body 1 has been seted up near the top of second screw rod 19 one side and has been led to the groove 17, and lead to two closed blocks 16 of laminating mutually of the inside fixedly connected with of groove 17, V belt 21 pegs graft between two closed blocks 16, closed block 16 adopts rubber material, V belt 21 can pass through groove 17 when the operation, closed block 16 seals leading to groove 17, prevent that external foreign matter from leading to groove 17 entering jar body 1, when V belt 21 passes between two closed blocks 16, can produce the deformation of adaptation with it after the closed block 16 atress of two rubber materials.

Wherein, the middle part fixedly connected with slider 28 of press head 11 one side inner wall, and the outer wall at liquid suction pipe 9 top has seted up spout 27, slider 28 sliding connection in spout 27's inside, when press head 11 moved for liquid suction pipe 9, slider 28 slided along the inside of spout 27, and restriction press head 11 can't rotate for liquid suction pipe 9, simplifies press head 11 motion path, promotes press head 11's stability, optimizes user's the comfort level of pressing.

The working principle is as follows: the pressing head 11 is pressed downwards, the pressing sheet 32, the connecting rod 34 and the piston 4 synchronously move downwards, the spring 5 contracts, the air pressure in the bottom space of the tank body 1 is increased, the emulsion flows upwards from the liquid suction pipe 9 until the emulsion leaves the pressing head 11 from the liquid outlet cavity 12, after the pressing head 11 is loosened, the spring 5 drives the pressing sheet 32, the connecting rod 34, the piston 4 and the pressing head 11 to reset upwards, when the pressing sheet 32 moves downwards, the first screw 14 can freely pass through the insertion hole 33 until the driven pulley 15 forms a block at the bottom of the pressing sheet 32, therefore, the top plane of the driven pulley 15 can be used as the lower limit of the stroke of the pressing sheet 32, the knob 20 outside the tank body 1 is rotated, the driving pulley 25 synchronously rotates, and the driven pulley 15 is driven by the triangular belt 21 to rotate, the height of the driven pulley 15 can be adjusted, the lower limit of the stroke of the pressing sheet 32 is adjusted, and after the first screw 14 enters the insertion hole 33, the nylon brush silk forms the vibration with first screw rod 14 outer wall looks mutual friction, and the vibration can play the warning effect after feeding back to the user through the skin, and suggestion user preforming 32 is about to reach down spacing.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. The pump head with the metering and adjusting functions comprises a tank body (1) and a plug head (13), wherein the plug head (13) is inserted at the top of the tank body (1), and is characterized in that a pressing head (11) is inserted in the middle of the plug head (13), a liquid outlet cavity (12) is formed in the pressing head (11), the bottom of the liquid outlet cavity (12) is slidably connected with a liquid pumping pipe (9), the bottom of the pressing head (11) is fixedly connected with a pressing sheet (32), the outer wall of the middle of the liquid pumping pipe (9) is slidably connected with a piston (4), the outer diameter of the bottom of the piston (4) is adapted to the inner diameter of the tank body (1), the same connecting rod (34) is fixedly connected between the piston (4) and the pressing sheet (32), the spring sleeve (7) is fixedly connected with the middle position of the bottom of the plug head (13), and the bottom of the pressing head (11) is slidably connected in the spring sleeve (7), the top of the liquid pumping pipe (9) is sleeved with a spring (5), the spring (5) is positioned inside a spring sleeve (7), the top of the inner wall of one side of the tank body (1) is fixedly connected with a first screw rod (14), the middle part of the first screw (14) is connected with a driven belt pulley (15) through threads, the top of the outer wall of one side of the tank body (1) is fixedly connected with a second screw (19), the middle part of the second screw rod (19) is in threaded connection with a driving belt pulley (25), the wheel grooves of the driving belt pulley (25) and the driven belt pulley (15) are sleeved with the same triangular belt (21), the top circumference of the driving belt pulley (25) is fixedly connected with a knob (20), and one side of the pressing sheet (32) is provided with an insertion hole (33), the insertion hole (33) is positioned right above the first screw (14), and the inner wall of the insertion hole (33) is fixedly connected with uniformly distributed nylon brush wires.

2. A pump head with metering and adjusting functions as claimed in claim 1, wherein a ventilation tube (8) is inserted into one side of the piston (4), a one-way air inlet valve (10) is fixedly connected to the top end of the ventilation tube (8), the one-way air inlet valve (10) is located at the top of the plug head (13), and the bellows (6) is arranged in the middle of the ventilation tube (8).

3. A pump head with metering and adjusting functions as claimed in claim 1, wherein the top of the plug head (13) is opened with a first air inlet hole (29), the bottom of the plug head (13) is opened with a second air inlet hole (30), the middle of the plug head (13) is opened with a V-shaped hole (31), and two ends of the V-shaped hole (31) are respectively communicated with the first air inlet hole (29) and the second air inlet hole (30).

4. A pump head with metering and adjusting functions as claimed in claim 1, wherein a branch pipe (3) is fixedly connected to the bottom end of the liquid suction pipe (9), a sponge cushion (2) is fixedly connected to the outer wall of the bottom of the branch pipe (3), and the distance between the outer wall of the bottom of the branch pipe (3) and the inner wall of the bottom of the tank body (1) is smaller than the height of the sponge cushion (2).

5. A pump head with metering function as claimed in claim 1, wherein the piston (4) is provided with an annular groove at its bottom, and a reinforcing collar (26) is fitted inside the annular groove.

6. A pump head with metering and adjusting functions as claimed in claim 1, wherein a support arm (24) is fixedly connected to the bottom of the first screw (14), a third screw (23) is welded to one side of the support arm (24), the third screw (23) is inserted into one side of the tank (1), and a nut (22) is connected to one end of the third screw (23) extending to the outside of the tank (1) in a threaded manner.

7. A pump head with metering and adjusting functions as claimed in claim 1, wherein the second screw (19) is fixedly connected with a fixing plate (18) at both ends, and both fixing plates (18) are fixedly connected to the outer wall of the tank (1).

8. A pump head with metering and adjusting functions according to claim 1, wherein a through groove (17) is formed in the top of one side of the tank body (1) close to the second screw (19), two closing blocks (16) attached to each other are fixedly connected to the inside of the through groove (17), the triangular belt (21) is inserted between the two closing blocks (16), and the closing blocks (16) are made of rubber.

9. A pump head with metering and adjusting functions as claimed in claim 1, wherein a sliding block (28) is fixedly connected to the middle of the inner wall of one side of the pressing head (11), a sliding groove (27) is formed in the outer wall of the top of the liquid pumping tube (9), and the sliding block (28) is slidably connected to the inside of the sliding groove (27).