CN215804989U

CN215804989U - Metering pump with accurate metering

Info

Publication number: CN215804989U
Application number: CN202122237899.7U
Authority: CN
Inventors: 王蔷
Original assignee: Shaanxi Klaette Precision Machinery Co ltd
Current assignee: Shaanxi Klaette Precision Machinery Co ltd
Priority date: 2021-09-16
Filing date: 2021-09-16
Publication date: 2022-02-11
Anticipated expiration: 2031-09-16

Abstract

The utility model relates to the technical field of metering pumps, and discloses a metering pump with accurate metering, which comprises a metering pump and a protection component, wherein the metering pump is arranged on a base; the metering pump comprises a pump body, a motor, a knob and a rod body, wherein the motor is arranged at the top of the pump body, the knob is arranged on the outer side wall of the pump body, the rod body is arranged on the outer side wall of the knob, the protection assembly comprises a first protection barrel, a second protection barrel, a fixed block and a plate body, the first protection barrel is arranged on the outer side wall of the pump body, the first protection barrel is rotatably connected with the pump body, and the knob is contained in the pump body; this measure accurate measuring pump through set up a protector on the knob that the measuring pump is used for adjusting flow, is used for protecting the knob, makes the knob can not take place to rotate receiving the influence of external factor and self factor, makes the flow of measuring pump change, causes the measurement inaccuracy of measuring pump, and protector simple to use, can also demolish at any time.

Description

Metering pump with accurate metering

Technical Field

The utility model relates to the technical field of metering pumps, in particular to a metering pump with accurate metering.

Background

Metering pumps are also referred to as dosing pumps or proportional pumps. The metering pump is a special volumetric pump which can meet the requirements of various strict process flows, can realize stepless regulation of the flow rate within the range of 0-100 percent and is used for conveying liquid (particularly corrosive liquid). Metering pumps are one type of fluid delivery machine that are characterized by the ability to maintain a constant flow rate independent of discharge pressure. The metering pump can simultaneously complete the functions of conveying, metering and adjusting, thereby simplifying the production process flow. By using a plurality of metering pumps, several media can be input into the process flow according to an accurate proportion for mixing. Due to its own prominence, metering pumps are now widely used in various industrial fields such as petrochemical industry, pharmaceutical industry, food industry, and the like.

The flow of the metering pump is adjusted by using an adjusting knob on a pump body in the use process of the conventional metering pump to adapt to different working environments and requirements, but the adjusting knob is extremely easy to rotate under the influence of external factors and self factors, so that the flow rate of the metering pump is changed, and the metering of the metering pump is not accurate.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Aiming at the defects of the prior art, the utility model provides the metering pump with accurate metering, which has the advantage of protecting the regulator and solves the problem of inaccurate metering caused by accidental rotation of the regulator.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: a metering pump with accurate metering comprises a metering pump and a protection component;

the metering pump comprises a pump body, a motor, a knob and a rod body, wherein the motor is arranged at the top of the pump body, the knob is arranged on the outer side wall of the pump body, and the rod body is arranged on the outer side wall of the knob;

the protection subassembly includes a protection section of thick bamboo one, a protection section of thick bamboo two, fixed block and plate body, the lateral wall of the pump body is provided with a protection section of thick bamboo one, a protection section of thick bamboo one with the pump body rotates to be connected, the pump body contains the knob, the appearance chamber has been seted up to the lateral wall of a protection section of thick bamboo one, the inside in appearance chamber is provided with a protection section of thick bamboo two, the one end of a protection section of thick bamboo two is provided with the fixed block, the inside of fixed block is provided with the plate body the cooperation has been seted up to the lateral wall of plate body the through-hole of the body of rod.

Preferably, the fixed block is rotatably connected with the plate body.

By adopting the scheme, the fixed block is rotationally connected with the plate body, the rod body is exposed after the protective cylinder is pushed to move inwards, and the rod body is rotated to drive the knob to adjust the water yield of the metering pump.

Preferably, the outer side wall of the second protection barrel is provided with a second groove, a spring is arranged inside the second groove, and the outer side wall of the first protection barrel is provided with a first groove matched with the spring.

Through adopting above-mentioned scheme, set up fluted two at the lateral wall of protection section of thick bamboo two, the inside of recess two is provided with the spring, and the one end of spring is connected with the recess one of a protection section of thick bamboo lateral wall, and after adjusting, the spring will push back the normal position again with a protection section of thick bamboo two.

Preferably, the outer side wall of the plate body is provided with a ball, and the inner side wall of the fixing block is provided with a sliding groove matched with the ball.

Through adopting above-mentioned scheme, be provided with the ball at the lateral wall of plate body, and offer the spout of cooperation ball at the inside wall of fixed block, the rotation of the plate body of being convenient for.

Preferably, the outer side wall of the plate body is provided with a fixing hole, the outer side wall of the fixing block is provided with a fixing rod matched with the fixing hole, and the fixing block is rotatably connected with the fixing rod.

Through adopting above-mentioned scheme, the fixed orifices has been seted up at the lateral wall of plate body, and is provided with the dead lever of cooperation fixed orifices at the lateral wall of fixed block, and the dead lever rotates with the fixed block to be connected, can insert in the fixed orifices.

Preferably, the fixing hole is located at the center of the fixing block.

By adopting the scheme, the fixing hole is positioned in the center of the fixing block, so that the fixing rod can be always inserted into the fixing hole.

Preferably, the fixing hole is a regular polygon.

Through adopting above-mentioned scheme, the fixed orifices is regular polygon, has both made things convenient for inserting of dead lever, can fix the plate body again.

Preferably, the top of the first protection cylinder is provided with a box body, the top of the box body is provided with a feed inlet, the bottom of the box body is provided with a guide pipe, the guide pipe penetrates through the outer side wall of the first protection cylinder, the outer side wall of the guide pipe is provided with a pressing device, and the pressing device is located in the containing cavity.

Through adopting above-mentioned scheme, be provided with the box at the top of protection section of thick bamboo one, pour lubricating liquid into from the feed inlet at box top, the bottom of box is provided with the pipe, and the lateral wall that the pipe runs through protection section of thick bamboo one meets with the knob, is provided with the presser in the position that holds the chamber and pipe and link to each other, will extrude the presser when protection section of thick bamboo two removes holding the intracavity, extrudes lubricating liquid and instils into in the knob and lubricate.

(III) advantageous effects

Compared with the prior art, the utility model provides a metering pump with accurate metering, which has the following beneficial effects:

this measure accurate measuring pump through set up a protector on the knob that the measuring pump is used for adjusting flow, is used for protecting the knob, makes the knob can not take place to rotate receiving the influence of external factor and self factor, makes the flow of measuring pump change, causes the measurement inaccuracy of measuring pump, and protector simple to use, can also demolish at any time.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural diagram of a first protection cylinder in the present invention;

FIG. 3 is a schematic right sectional view of the first protective sleeve of the present invention;

FIG. 4 is a schematic structural view of a second protective sleeve of the present invention;

fig. 5 is a right sectional view of the second protection tube of the present invention.

In the figure: 1. a metering pump; 11. a pump body; 12. a motor; 13. a knob; 14. a rod body; 2. a protection component; 21. a first protection cylinder; 211. a cavity; 212. a first groove; 22. a second protection cylinder; 221. a second groove; 23. a fixed block; 231. a ball bearing; 24. a spring; 25. a plate body; 251. a through hole; 252. a chute; 253. a fixing hole; 26. fixing the rod; 27. a box body; 271. a feed inlet; 272. a conduit; 273. a pressing device.

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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example one

A metering pump with accurate metering comprises a metering pump 1 and a protection component 2;

the metering pump 1 comprises a pump body 11, a motor 12, a knob 13 and a rod body 14, wherein the motor 12 is arranged at the top of the pump body 11, the knob 13 is arranged on the outer side wall of the pump body 11, and the rod body 14 is arranged on the outer side wall of the knob 13;

protection component 2 includes a protection section of thick bamboo 21, a protection section of thick bamboo two 22, fixed block 23 and plate body 25, the lateral wall of the pump body 11 is provided with a protection section of thick bamboo 21, a protection section of thick bamboo 21 with the pump body 11 is rotated and is connected, the pump body 11 contains knob 13, the lateral wall of a protection section of thick bamboo 21 has been seted up and has been held the chamber 211, the inside that holds the chamber 211 is provided with a protection section of thick bamboo two 22, the one end of a protection section of thick bamboo two 22 is provided with fixed block 23, the inside of fixed block 23 is provided with plate body 25 the cooperation has been seted up to plate body 25's lateral wall the through-hole 251 of the body of rod 14.

The fixed block 23 with the plate body 25 is connected with rotating, the lateral wall of the second protection tube 22 is provided with a second groove 221, the inside of the second groove 221 is provided with a spring 24, the lateral wall of the first protection tube 21 is provided with a first groove 212 matched with the spring 24, the lateral wall of the plate body 25 is provided with a ball 231, and the lateral wall of the fixed block 23 is provided with a chute 252 matched with the ball 231.

Referring to fig. 1-5, a first protective cylinder 21 in threaded connection is disposed at a knob 13 on the outer side wall of a pump body 11 to protect the knob 13, a cavity 211 is disposed on the outer side wall of the first protective cylinder 21, a second protective cylinder 22 is disposed inside the cavity 211, a fixed block 23 is disposed at one end of the second protective cylinder 22, a plate 25 is disposed inside the fixed block 23, a through hole 251 matched with a rod 14 on the outer side wall of the knob 13 is disposed on the outer side wall of the plate 25, the fixed block 23 is rotatably connected with the plate 25, after the second protective cylinder 22 is pushed to move inward, the rod 14 is exposed, the rod 14 is rotated to drive the knob to adjust the water yield of the metering pump 1, a second groove 221 is disposed on the outer side wall of the second protective cylinder 22, a spring 24 is disposed inside the second groove 221, one end of the spring 24 is connected with a first groove 212 on the outer side wall of the first protective cylinder 21, and after adjustment, the second protective cylinder 22 is pushed back to the original position by the spring 24, the outer side wall of the plate body 25 is provided with a ball 231, and the inner side wall of the fixing block 23 is provided with a sliding groove 252 matched with the ball 231, so that the plate body 25 can rotate conveniently.

Example two

And an auxiliary function is added on the basis of the first embodiment.

The outer side wall of the plate body 25 is provided with a fixing hole 253, the outer side wall of the fixing block 23 is provided with a fixing rod 26 matched with the fixing hole 253, the fixing block 23 is rotatably connected with the fixing rod 26, the fixing hole 253 is located in the center of the fixing block 23, and the fixing hole 253 is a regular polygon.

The top of the first protection cylinder 21 is provided with a box body 27, the top of the box body 27 is provided with a feed inlet 271, the bottom of the box body 27 is provided with a guide pipe 272, the guide pipe 272 penetrates through the outer side wall of the first protection cylinder 21, the outer side wall of the guide pipe 272 is provided with a pressing device 273, and the pressing device 273 is located in the accommodating cavity 211.

Referring to fig. 1-5, the outer sidewall of the plate 25 is provided with a fixing hole 253, and the outer sidewall of the fixing block 23 is provided with a fixing rod 26 matching with the fixing hole 253, the fixing rod 26 is rotatably connected with the fixing block 23, can be inserted into the fixing hole 253, the fixing hole 253 is positioned at the center of the fixing block 23, so that the fixing rod 26 can be always inserted into the fixing hole 253, the fixing hole 253 is a regular polygon, which not only facilitates the insertion of the fixing rod 26, but also can fix the plate body 25, a box body 27 is arranged at the top of the first protection cylinder 21, lubricating liquid is poured from a feeding hole 271 at the top of the box body 27, a guide pipe 272 is arranged at the bottom of the box body 27, the guide pipe 272 penetrates through the outer side wall of the first protection cylinder 21 and is connected with the knob 13, a pressing device 273 is arranged at the connecting part of the cavity 211 and the guide pipe, when the second protection cylinder 22 moves in the cavity 211, the pressing device 273 is pressed, and the lubricating liquid is squeezed out and dripped into the knob 13 for lubrication.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a measurement accurate measuring pump which characterized in that: comprises a metering pump (1) and a protection component (2);

the metering pump (1) comprises a pump body (11), a motor (12), a knob (13) and a rod body (14), wherein the motor (12) is arranged at the top of the pump body (11), the knob (13) is arranged on the outer side wall of the pump body (11), and the rod body (14) is arranged on the outer side wall of the knob (13);

protection subassembly (2) are including a protection section of thick bamboo one (21), a protection section of thick bamboo two (22), fixed block (23) and plate body (25), the lateral wall of the pump body (11) is provided with a protection section of thick bamboo one (21), a protection section of thick bamboo one (21) with the pump body (11) is rotated and is connected, the pump body (11) contains knob (13), the lateral wall of a protection section of thick bamboo one (21) has been seted up and has been held chamber (211), the inside that holds chamber (211) is provided with a protection section of thick bamboo two (22), the one end of a protection section of thick bamboo two (22) is provided with fixed block (23), the inside of fixed block (23) is provided with plate body (25) the cooperation has been seted up to the lateral wall of plate body (25) through-hole (251) of the body of rod (14).

2. A metering pump with accurate metering according to claim 1, characterized in that: the fixed block (23) is rotatably connected with the plate body (25).

3. A metering pump with accurate metering according to claim 2, characterized in that: the outer side wall of the second protection barrel (22) is provided with a second groove (221), a spring (24) is arranged inside the second groove (221), and the outer side wall of the first protection barrel (21) is provided with a first groove (212) matched with the spring (24).

4. A metering pump with accurate metering according to claim 2, characterized in that: the outer side wall of the plate body (25) is provided with a ball (231), and the inner side wall of the fixing block (23) is provided with a sliding groove (252) matched with the ball (231).

5. A metering pump with accurate metering according to claim 3, characterized in that: the outer side wall of the plate body (25) is provided with a fixing hole (253), the outer side wall of the fixing block (23) is provided with a fixing rod (26) matched with the fixing hole (253), and the fixing block (23) is rotatably connected with the fixing rod (26).

6. A metering pump with accurate metering according to claim 5, characterized in that: the fixing hole (253) is positioned at the right center of the fixing block (23).

7. A metering pump with accurate metering according to claim 6, wherein: the fixing hole (253) is a regular polygon.

8. A metering pump with accurate metering according to claim 3, characterized in that: the top of a first protection tube (21) is provided with a box body (27), the top of the box body (27) is provided with a feed inlet (271), the bottom of the box body (27) is provided with a guide tube (272), the guide tube (272) penetrates through the outer side wall of the first protection tube (21), the outer side wall of the guide tube (272) is provided with a pressing device (273), and the pressing device (273) is located in the accommodating cavity (211).