CN216008855U

CN216008855U - Damping device of pneumatic diaphragm pump

Info

Publication number: CN216008855U
Application number: CN202121908044.6U
Authority: CN
Inventors: 曹勇; 王学勇; 毛俊; 富建军; 丁亮
Original assignee: Changzhou Fangde Precision Machinery Co ltd
Current assignee: Changzhou Fangde Precision Machinery Co ltd
Priority date: 2021-08-13
Filing date: 2021-08-13
Publication date: 2022-03-11
Anticipated expiration: 2031-08-13

Abstract

The utility model discloses a damping device of a pneumatic diaphragm pump, which relates to the field of damping of the pneumatic diaphragm pump and comprises a pump pipe, a first damping assembly and a second damping assembly, wherein the first damping assembly and the second damping assembly are arranged on one side below the pump pipe, the second damping assembly is arranged above the first damping assembly, the first damping assembly comprises a fixing ring, a damping sleeve, an elastic sheet and a fixing plate, the damping sleeve is fixedly connected to the side surface of the lower end of the pump pipe through the fixing ring, the upper end of the elastic sheet is integrally connected to the side surface of the fixing ring, the lower end of the elastic sheet is integrally connected to the upper side of the fixing plate, the second damping assembly comprises a positioning plate and a positioning shaft, the positioning plate is fixedly connected to the side surface of the fixing ring, the positioning plate is elastically connected to the upper side surface of the positioning shaft, the positioning shaft is fixedly connected to the upper side of the fixing plate, and two fixing rings and damping sleeves are arranged in each first damping assembly. The pump pipe is damped by the deformation of the elastic sheet and the damping action of the first spring and the second spring, so that the pump pipe is well damped.

Description

Damping device of pneumatic diaphragm pump

Technical Field

The utility model relates to the field of vibration reduction of pneumatic diaphragm pumps, in particular to a vibration reduction device of a pneumatic diaphragm pump.

Background

The diaphragm pump, namely the embolism pump, can separate the infused liquid from the plunger and the pump cylinder by means of the film, so that the plunger and the pump cylinder are protected conveniently.

The pump line of pneumatic diaphragm pump is comparatively heavy, consequently need fix when using, because pneumatic diaphragm pump can produce certain vibrations in the course of the work, be in for a long time can lead to the connection of pump line to appear becoming flexible even lead to the problem that wearing and tearing appear in the pump line under the condition of vibrations, and the pump line of current pneumatic diaphragm pump directly fixes usually, lacks effectual shock attenuation safeguard measure, just leads to the use of pneumatic diaphragm pump not ideal.

Therefore, the existing pneumatic diaphragm pump has the problem of undesirable damping, and for this reason, a damping device of the pneumatic diaphragm pump is provided.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a damping device of a pneumatic diaphragm pump, which can effectively solve the problem of unsatisfactory damping of the conventional pneumatic diaphragm pump in the background art.

In order to achieve the purpose, the utility model adopts the technical scheme that: a damping device of a pneumatic diaphragm pump comprises a pump pipe, a first damping component and a second damping component, wherein the first damping component and the second damping component are arranged on one side below the pump pipe; through the cooperation of first damper assembly and second damper assembly for the shock attenuation effect to the pump line is better.

The first damping assembly comprises a fixing ring, a damping sleeve, an elastic sheet and a fixing plate, the damping sleeve is fixedly connected to the side face of the lower end of the pump pipe through the fixing ring, the upper end of the elastic sheet is integrally connected to the side face of the fixing ring, and the lower end of the elastic sheet is integrally connected to the upper portion of the fixing plate; the shock attenuation cover is convenient for protect the pump line, avoid the pump line to take place the friction with solid fixed ring when vibrations and lead to the pump line wearing and tearing, be convenient for simultaneously to the pump line shock attenuation, the shell fragment is convenient for further shock attenuation to the pump line, shell fragment deformation range is little simultaneously, and be difficult for taking place the skew to both sides, make and to play good limiting displacement to the pump line, be convenient for avoid the pump line position excursion too big in the vibrations process, and avoided the problem that breaks away from that appears between pump line and the first damper, make the protection effect to the pump line better.

The second damping component comprises a positioning plate and a positioning shaft, the positioning plate is fixedly connected to the side face of the fixing ring, the positioning plate is elastically connected to the upper portion of the side face of the positioning shaft, and the positioning shaft is fixedly connected to the upper portion of the fixing plate. The elastic connection of the positioning plate and the positioning shaft facilitates further shock absorption of the pump pipe, and the shock absorption capacity of the device is enhanced.

Preferably, every there are two solid fixed rings and shock attenuation cover in the first damper assembly, two fixed connection between the solid fixed ring, shock attenuation cover fixed connection is in the inside of solid fixed ring, shock attenuation cover and pump line looks adaptation. Through the setting of two solid fixed rings and shock attenuation cover, be convenient for dismantle damper.

Preferably, the first and second damper assemblies are symmetrically disposed about a middle plane of the pump tube. So that the shock absorption of the pump pipe is better.

Preferably, the elastic sheet is fixedly connected with the lower fixing ring, and the positioning plate is fixedly connected with the upper fixing ring. So that the disassembly of the shock absorption assembly is more convenient.

Preferably, the locating plate cover is established in the side of location axle, the side cover of location axle is equipped with the first spring that is located the inside top of locating plate and is located the second spring of locating plate below for the epaxial elastic coupling effect of locating plate in the location is better, and is better to the shock attenuation effect of pump line.

Preferably, the cross section of the positioning plate is of a U-shaped structure. So that the stress of the positioning plate is more uniform.

Preferably, the top fixedly connected with shock pad of fixed plate, the shock pad is just to solid fixed ring's bottom, is convenient for avoid bumping between pump line and the fixed plate.

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

according to the utility model, the damping sleeve is convenient for protecting the pump pipe, the pump pipe is prevented from being worn in the vibration process, the pump pipe is damped through the deformation effect of the elastic sheet, the pump pipe is further damped through the first spring and the second spring, and the pump pipe is well damped under the double damping cooperation.

Drawings

FIG. 1 is a perspective view of a vibration damping device of an air operated diaphragm pump according to the present invention;

FIG. 2 is a schematic front view of a damping device of an air operated diaphragm pump according to the present invention;

FIG. 3 is a front sectional view of a coupling structure of a first damper assembly and a second damper assembly of a damper device of an air operated diaphragm pump according to the present invention;

FIG. 4 is a perspective view of a connection structure of a fixing ring and a positioning plate under a damping device of a pneumatic diaphragm pump according to the present invention;

fig. 5 is a perspective view of a damper housing of a damper device of an air operated diaphragm pump according to the present invention.

In the figure: 1. a pump tube; 2. a fixing ring; 3. a shock-absorbing sleeve; 4. a spring plate; 5. a fixing plate; 6. positioning a plate; 7. positioning the shaft; 8. a first spring; 9. a second spring; 10. a shock-absorbing pad.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 5, the present invention is a damping device for a pneumatic diaphragm pump, including a pump tube 1, a first damping member and a second damping member disposed at one side of a lower portion of the pump tube 1, the second damping member being disposed above the first damping member; through the cooperation of first damper assembly and second damper assembly for the shock attenuation effect to pump line 1 is better.

The first damping assembly comprises a fixing ring 2, a damping sleeve 3, an elastic sheet 4 and a fixing plate 5, the damping sleeve 3 is fixedly connected to the side surface of the lower end of the pump pipe 1 through the fixing ring 2, the upper end of the elastic sheet 4 is integrally connected to the side surface of the fixing ring 2, and the lower end of the elastic sheet 4 is integrally connected to the upper side of the fixing plate 5; damping sleeve 3 is convenient for protect pump line 1, avoid pump line 1 to take place the friction with solid fixed ring 2 when vibrations and lead to pump line 1 wearing and tearing, be convenient for simultaneously to the shock attenuation of pump line 1, shell fragment 4 is convenient for to the further shock attenuation of pump line 1, shell fragment 4 deformation range is little simultaneously, and be difficult for taking place the skew to both sides, make and to play good limiting displacement to pump line 1, be convenient for avoid pump line 1 too big at vibrations in-process offset, and avoided the problem that breaks away from that appears between pump line 1 and the first damper, make the protective effect to pump line 1 better.

The second damping component comprises a positioning plate 6 and a positioning shaft 7, the positioning plate 6 is fixedly connected to the side face of the fixing ring 2, the positioning plate 6 is elastically connected to the upper portion of the side face of the positioning shaft 7, and the positioning shaft 7 is fixedly connected to the upper portion of the fixing plate 5. The elastic connection of the positioning plate 6 and the positioning shaft 7 facilitates further shock absorption of the pump pipe 1, and the shock absorption capacity of the device is enhanced.

Wherein, have two solid fixed ring 2 and shock attenuation cover 3 in every first damper, fixed connection between two solid fixed

ring

2, 3 fixed connection of shock attenuation cover are in the inside of solid fixed ring 2, shock attenuation cover 3 and 1 looks adaptations of pump line. Through the setting of two solid fixed rings 2 and shock attenuation cover 3, be convenient for dismantle damper.

Wherein, the first damping component and the second damping component are symmetrically distributed around the middle surface of the pump pipe 1. So that the pump tube 1 is better damped.

Wherein, shell fragment 4 and the solid fixed ring 2 fixed connection of below, locating plate 6 and the solid fixed ring 2 fixed connection of top. So that the disassembly of the shock absorption assembly is more convenient.

Wherein, the locating plate 6 cover is established in the side of location axle 7, and the side cover of location axle 7 is equipped with the first spring 8 that is located the inside top of locating plate 6 and is located the second spring 9 of locating plate 6 below for the elastic coupling effect of locating plate 6 on location axle 7 is better, and is better to the shock attenuation effect of pump line 1.

Wherein, the cross-section of locating plate 6 is the U-shaped structure for locating plate 6's atress is more even.

Wherein, the top fixedly connected with shock pad 10 of fixed plate 5, shock pad 10 is just to the bottom of solid fixed ring 2, is convenient for avoid bumping between pump line 1 and the fixed plate 5.

The working principle of the utility model is as follows:

referring to fig. 1-5, the utility model relates to a damping device of a pneumatic diaphragm pump, wherein when a pump pipe 1 vibrates, an elastic sheet 4 deforms to play a damping role in the pump pipe 1, the elastic sheet 4 limits the pump pipe 1 when the pump pipe 1 is damped, so that the position deviation caused by overlarge vibration amplitude of the pump pipe 1 is avoided, a positioning plate 6 plays a further damping role in the pump pipe 1 through the action of a first spring 8 and a second spring 9, the damping capacity of the device on the pump pipe 1 is enhanced, and the damping effect of the device is better.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a damping device of pneumatic diaphragm pump which characterized in that: the damping device comprises a pump pipe (1), a first damping component and a second damping component, wherein the first damping component and the second damping component are arranged on one side below the pump pipe (1), and the second damping component is arranged above the first damping component;

the first damping assembly comprises a fixing ring (2), a damping sleeve (3), an elastic sheet (4) and a fixing plate (5), the damping sleeve (3) is fixedly connected to the side face of the lower end of the pump pipe (1) through the fixing ring (2), the upper end of the elastic sheet (4) is integrally connected to the side face of the fixing ring (2), and the lower end of the elastic sheet (4) is integrally connected to the upper portion of the fixing plate (5);

the second damper includes locating plate (6) and location axle (7), locating plate (6) fixed connection is in the side of solid fixed ring (2), locating plate (6) elastic coupling is in the side top of location axle (7), location axle (7) fixed connection is in the top of fixed plate (5).

2. A vibration damping device of an air operated diaphragm pump according to claim 1, wherein: every there are two solid fixed ring (2) and shock attenuation cover (3), two in the first damper assembly gu fixed connection between fixed ring (2), shock attenuation cover (3) fixed connection is in the inside of solid fixed ring (2), shock attenuation cover (3) and pump line (1) looks adaptation.

3. A vibration damping device of an air operated diaphragm pump according to claim 2, wherein: the first damping component and the second damping component are symmetrically distributed around the middle surface of the pump pipe (1).

4. A vibration damping device of an air operated diaphragm pump according to claim 3, wherein: the spring plate (4) is fixedly connected with the fixing ring (2) below, and the positioning plate (6) is fixedly connected with the fixing ring (2) above.

5. A vibration damping device of an air operated diaphragm pump according to claim 4, wherein: the side of location axle (7) is established to locating plate (6) cover, the side cover of location axle (7) is equipped with first spring (8) that are located the inside top of locating plate (6) and second spring (9) that are located locating plate (6) below.

6. A vibration damping device of an air operated diaphragm pump according to claim 1, wherein: the cross section of the positioning plate (6) is of a U-shaped structure.

7. A vibration damping device of an air operated diaphragm pump according to claim 1, wherein: the top fixedly connected with shock pad (10) of fixed plate (5), shock pad (10) are just to the bottom of solid fixed ring (2).