CN220319738U

CN220319738U - Mechanical diaphragm metering pump

Info

Publication number: CN220319738U
Application number: CN202321165113.8U
Authority: CN
Inventors: 杨连成; 周明南; 张永凤
Original assignee: Rizhao Dahua Fluid Control Co ltd
Current assignee: Rizhao Dahua Fluid Control Co ltd
Priority date: 2023-05-16
Filing date: 2023-05-16
Publication date: 2024-01-09
Anticipated expiration: 2033-05-16

Abstract

The utility model relates to the technical field of diaphragm metering pumps, in particular to a mechanical diaphragm metering pump which comprises a metering pump main body, wherein a fixed assembly is arranged below the metering pump main body, and a vibration reduction assembly is arranged below the fixed assembly; the fixing assembly comprises a foundation block, a first fixing plate is arranged below the foundation block, a self-locking bearing penetrates through the foundation block, a bidirectional screw rod is connected to the inner wall of the self-locking bearing, a cross handle is connected to one end of the bidirectional screw rod, and a nut pair is connected to the outer wall of the bidirectional screw rod. The mechanical diaphragm type metering pump is easy to operate and understand through the arrangement of the fixing component, the disassembly time is reduced, the labor intensity is reduced, the working efficiency is improved, the vibration damping spring has the effect of energy dissipation and vibration reduction through the arrangement of the vibration damping component, and the damage to parts in the metering pump main body caused by larger vibration when the metering pump main body works is avoided.

Description

Mechanical diaphragm metering pump

Technical Field

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

Background

The diaphragm metering pump replaces the piston with a specially designed flexible diaphragm, and realizes reciprocating motion under the action of the driving mechanism to complete the suction and discharge processes. The electric diaphragm pump is due to the isolating action of the diaphragm.

However, the existing mechanical diaphragm metering pump is installed at a designated position through a screw, when the mechanical diaphragm metering pump needs to be maintained and overhauled, the screw needs to be screwed off and then the mechanical diaphragm metering pump is wholly taken down for overhauling, the operation is complex and tedious, time and labor are wasted, and the overhauling time is prolonged.

Disclosure of Invention

The utility model aims to provide a mechanical diaphragm metering pump, which solves the problems that the mechanical diaphragm metering pump provided in the background art is fixed by using screws and is complex and tedious in disassembly.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a mechanical diaphragm metering pump, comprising:

the metering pump comprises a metering pump main body, wherein a fixed assembly is arranged below the metering pump main body, and a vibration reduction assembly is arranged below the fixed assembly;

the fixing assembly comprises a foundation block, a first fixing plate is arranged below the foundation block, a self-locking bearing penetrates through the foundation block, a bidirectional screw rod is connected to the inner wall of the self-locking bearing, a cross handle is connected to one end of the bidirectional screw rod, a nut pair is connected to the outer wall of the bidirectional screw rod, a guide block is connected to the outer wall of the nut pair, and a clamping block is arranged above the guide block.

Preferably, the vibration damping assembly comprises a second fixing plate, bolts penetrate through the second fixing plate, a vibration damping spring is arranged below the second fixing plate, and a base is arranged below the vibration damping spring.

Preferably, the first fixing plate is provided with a groove corresponding to the sliding range of the guide block, and the base block is provided with a groove corresponding to the bidirectional screw rod.

Preferably, the cross handle is fixedly connected with the bidirectional screw rod, and one end of the self-locking bearing, which is close to the cross handle, is a driving end.

Preferably, the first fixing plate is provided with holes corresponding to the bolts, the nut pair is fixedly connected with the guide block, the guide block is fixedly connected with the clamping block, and the clamping block is provided with grooves corresponding to the convex blocks of the metering pump main body.

Preferably, the second fixing plate is provided with holes corresponding to the bolts, and the second fixing plate is fixedly connected with the vibration reduction springs.

Preferably, the vibration damping springs are arranged in four, and the base is fixedly connected with the vibration damping springs.

Compared with the prior art, the utility model has the beneficial effects that:

(1) This novel mechanical diaphragm formula measuring pump passes through the setting of fixed subassembly, when the measuring pump main part needs to be taken down, but manual rotation cross handle, the rotation of two-way lead screw is driven to the cross handle, and two-way lead screw drives nut pair each other and keeps away from, and nut pair drives guide block and fixture block and keeps away from each other, finally takes out the measuring pump main part from the fixture block in, and the operation is simple and easy to understand, has reduced the time of dismantling, has reduced intensity of labour, has promoted work efficiency.

(2) This novel mechanical diaphragm formula measuring pump passes through the setting of damping subassembly, and No. two fixed plates pass through the bolt and are fixed with No. one fixed plate, and damping spring has played the effect of energy dissipation damping, avoids the great vibrations of measuring pump main part during operation to cause the damage to the part inside the measuring pump main part.

Description of the drawings:

FIG. 1 is a schematic front view of the overall structure of the present utility model;

FIG. 2 is a schematic structural view of a fixing assembly according to the present utility model;

FIG. 3 is a schematic view of the structure of the vibration damping assembly of the present utility model;

FIG. 4 is an exploded view of the securing assembly of the present utility model;

fig. 5 is an exploded view of the vibration damping assembly of the present utility model.

In the figure: 01. a metering pump body; 02. a fixing assembly; 21. a base block; 22. a first fixing plate; 23. self-locking bearings; 24. a two-way screw rod; 25. a cross handle; 26. a nut pair; 27. a guide block; 28. a clamping block; 03. a vibration damping assembly; 31. a second fixing plate; 32. a bolt; 33. a damping spring; 34. and (5) a base.

The specific embodiment is as follows:

the following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, an embodiment of the present utility model is provided: the metering pump body 01, the self-locking bearing 23, the nut pair 26 and the damping spring 33 used in the present application are all commercially available products, and the principle and connection manner thereof are all well known to those skilled in the art, so that they will not be described in detail herein.

Comprising the following steps: a fixed component 02 is arranged below the metering pump main body 01, and a vibration reduction component 03 is arranged below the fixed component 02;

the fixed subassembly 02, fixed subassembly 02 includes basic piece 21, the below of basic piece 21 is provided with fixed plate No. 22, self-locking bearing 23 has been run through to the inside of basic piece 21, self-locking bearing 23's inner wall is connected with two-way lead screw 24, two-way lead screw 24's one end is connected with cross handle 25, two-way lead screw 24's outer wall connection has nut pair 26, nut pair 26's outer wall connection has guide block 27, guide block 27's top is provided with fixture block 28, the convenience is dismantled metering pump main part 01, it is simple swift.

Further, the vibration damping assembly 03 comprises a second fixing plate 31, bolts 32 penetrate through the second fixing plate 31, a vibration damping spring 33 is arranged below the second fixing plate 31, a base 34 is arranged below the vibration damping spring 33, the vibration damping spring 33 plays a role in vibration damping, and damage to parts in the metering pump main body 01 caused by large vibration is avoided.

Further, the first fixing plate 22 is provided with a groove corresponding to the sliding range of the guide block 27, and the base block 21 is provided with a groove corresponding to the bidirectional screw rod 24, so that the base block 21 is ensured not to influence the rotation of the bidirectional screw rod 24.

Further, the cross handle 25 is fixedly connected with the bidirectional screw rod 24, so that when the cross handle 25 is manually rotated, the bidirectional screw rod 24 can rotate along with the manual rotation to drive the nut pair 26 to move, one end, close to the cross handle 25, of the self-locking bearing 23 is a driving end, and the self-locking after the metering pump main body 01 is clamped by the clamping block 28 is ensured.

Further, the first fixing plate 22 is provided with holes corresponding to the bolts 32, the bolts 32 can be inserted into the holes of the first fixing plate 22, the first fixing plate 22 and the second fixing plate 31 are fixed, the nut pair 26 and the guide block 27 are fixedly connected, the guide block 27 can be driven to move when the nut pair 26 moves, the guide block 27 and the clamping block 28 are fixedly connected, the clamping block 28 can be driven to move when the guide block 27 moves, the metering pump main body 01 is clamped or loosened, the clamping block 28 is provided with grooves corresponding to the convex blocks of the metering pump main body 01, the metering pump main body 01 can be clamped by the clamping block 28, and the metering pump main body 01 is prevented from falling off.

Further, holes are formed in the second fixing plate 31 corresponding to the bolts 32, so that the bolts 32 can be inserted into the holes of the second fixing plate 31, the second fixing plate 31 and the first fixing plate 22 are fixed, and the second fixing plate 31 is fixedly connected with the damping springs 33.

Further, the damping springs 33 are provided with four damping springs, so that stability of the second fixing plate 31 is ensured, tilting phenomenon is avoided, and the base 34 is fixedly connected with the damping springs 33.

Working principle: when the metering pump is used, the second fixing plate 31 and the first fixing plate 22 are fixed by the bolts 32, the cross handle 25 is manually rotated, the cross handle 25 drives the bidirectional screw rod 24 to rotate, the bidirectional screw rod 24 drives the nut pair 26 to approach each other, the nut pair 26 drives the guide block 27 and the clamping block 28 to approach each other, the clamping block 28 finally clamps the metering pump main body 01, the metering pump main body 01 is fixed, when the metering pump main body needs to be disassembled, the cross handle 25 is reversely rotated, the cross handle 25 drives the bidirectional screw rod 24 to rotate, the bidirectional screw rod 24 drives the nut pair 26 to move away from each other, the nut pair 26 drives the guide block 27 and the clamping block 28 to move away from each other, and finally the metering pump main body 01 is taken out from the clamping block 28. The above is the whole working principle of the utility model.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A mechanical diaphragm metering pump, comprising:

the metering pump comprises a metering pump main body (01), wherein a fixed component (02) is arranged below the metering pump main body (01), and a vibration reduction component (03) is arranged below the fixed component (02);

fixed subassembly (02), fixed subassembly (02) include basic piece (21), the below of basic piece (21) is provided with fixed plate (22) No. one, the inside of basic piece (21) is run through there is self-locking bearing (23), the inner wall of self-locking bearing (23) is connected with two-way lead screw (24), the one end of two-way lead screw (24) is connected with cross handle (25), the outer wall connection of two-way lead screw (24) has nut pair (26), the outer wall connection of nut pair (26) has guide block (27), the top of guide block (27) is provided with fixture block (28).

2. A mechanical diaphragm metering pump according to claim 1, wherein: the vibration reduction assembly (03) comprises a second fixing plate (31), bolts (32) penetrate through the second fixing plate (31), vibration reduction springs (33) are arranged below the second fixing plate (31), and bases (34) are arranged below the vibration reduction springs (33).

3. A mechanical diaphragm metering pump according to claim 1, wherein: the first fixing plate (22) is provided with a groove corresponding to the sliding range of the guide block (27), and the base block (21) is provided with a groove corresponding to the bidirectional screw rod (24).

4. A mechanical diaphragm metering pump according to claim 2, wherein: the cross handle (25) is fixedly connected with the bidirectional screw rod (24), and one end, close to the cross handle (25), of the self-locking bearing (23) is a driving end.

5. A mechanical diaphragm metering pump according to claim 2, wherein: the first fixing plate (22) is provided with holes corresponding to bolts (32), the nut pair (26) is fixedly connected with the guide block (27), the guide block (27) is fixedly connected with the clamping block (28), and the clamping block (28) is provided with grooves corresponding to the convex blocks of the metering pump main body (01).

6. A mechanical diaphragm metering pump according to claim 2, wherein: holes are formed in the second fixing plate (31) corresponding to the bolts (32), and the second fixing plate (31) is fixedly connected with the vibration reduction springs (33).

7. A mechanical diaphragm metering pump according to claim 2, wherein: the vibration damping springs (33) are arranged in four, and the base (34) is fixedly connected with the vibration damping springs (33).