CN113669236B

CN113669236B - Hydraulic hose type diaphragm pump

Info

Publication number: CN113669236B
Application number: CN202110996525.5A
Authority: CN
Inventors: 徐卫华; 严东楠; 童玥雯; 祝雪金
Original assignee: DEPAMU (HANGZHOU) PUMP TECHNOLOGY CO LTD
Current assignee: DEPAMU (HANGZHOU) PUMP TECHNOLOGY CO LTD
Priority date: 2021-08-27
Filing date: 2021-08-27
Publication date: 2022-11-25
Anticipated expiration: 2041-08-27
Also published as: CN113669236A

Abstract

The invention relates to a hydraulic hose type diaphragm pump, comprising: the pump body, piston post and main conveyer pipe. The pump body is connected to the main conveying pipe through the pipe body. The piston post is vertically connected to the pump body in a matching manner. A hydraulic hose diaphragm pump further comprising: a diaphragm assembly mechanism. The diaphragm combined mechanism includes: the device comprises a corrugated expansion hose, a diaphragm body and a fixed connecting ring. The diaphragm combination mechanism is connected between the piston column and the pump body. The invention has the advantage of preventing the diaphragm body from being broken due to the reciprocating stretching of the middle part of the diaphragm body for a long time.

Description

Hydraulic hose type diaphragm pump

Technical Field

The invention relates to the technical field of hydraulic diaphragm pumps, in particular to a hydraulic hose type diaphragm pump.

Background

The diaphragm pump is a plug pump, and the conveyed liquid is separated from the pump body and the movable column by the arranged film, so that the pump body and the movable column are protected. And when general diaphragm was installed in the pump body inboard, diaphragm edge fixed connection carried out tensile motion at the pump body inner wall, mainly relied on the plunger to drive the diaphragm mid portion, so the movement time has been of a specified duration, leads to the diaphragm to break easily. And the diaphragm position of a general diaphragm pump is inconvenient to judge whether rupture leakage occurs. When the diaphragm element in the pump body needs to be replaced, the disassembly and assembly process is not convenient enough.

Disclosure of Invention

The present invention is directed to a hydraulic hose type diaphragm pump to solve the above problems.

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

a hydraulic hose diaphragm pump comprising: the pump body, piston post and main conveyer pipe. The pump body is connected to the main conveying pipe through the pipe body. The piston column is vertically matched and connected to the pump body. A hydraulic hose diaphragm pump further comprising: a diaphragm assembly mechanism. The diaphragm combination mechanism is connected between the piston column and the pump body.

The diaphragm combined mechanism comprises: the corrugated expansion hose, the diaphragm body and the fixed connecting ring. The bellows is connected to the pump body. The diaphragm body is connected to a bellows. The fixed connecting ring is fixedly connected to the corrugated expansion hose and fixedly connected with the piston column.

As a further scheme of the invention: a hydraulic hose diaphragm pump further comprising: a rupture detection sensing mechanism. The breakage detection sensing mechanism includes: annular storage cylinder, liquid inductive switch and signal lamp. The annular storage cylinder is fixedly connected to the pump body, the inner side of the annular storage cylinder is a cavity, and an opening is formed above the cavity. The liquid induction switches are distributed around the annular storage cylinder at equal intervals. The signal lamp is correspondingly installed to the annular storage cylinder and is electrically connected with the liquid induction switch.

As a further scheme of the invention: the rupture detection sensing mechanism further includes: for guiding leakage liquid into an annular groove in the annular reservoir. The annular groove is arranged in the pump body.

As a further scheme of the invention: the annular storage cylinder is a transparent cylinder body.

As a further scheme of the invention: the diaphragm combined mechanism further comprises: a connecting ring and a connecting sleeve are embedded. The embedded connecting ring is fixedly connected to the corrugated expansion hose, embedded at the pump body and fixedly connected with the pump body through bolts. The connecting sleeve is sleeved at the piston column and is fixedly connected to the piston column through a fixing bolt, and meanwhile, the connecting sleeve is fixedly connected with the fixing connecting ring.

As a further scheme of the invention: a hydraulic hose diaphragm pump further comprising: a liquid discharge separating mechanism. The liquid discharge partition mechanism includes: the device comprises an electric telescopic rod, a linkage frame, an ejector rod, a movable sealing block, a screw rod sleeve, a ball screw and a rotary flashboard. The electric telescopic rod is vertically and fixedly connected to the main conveying pipe. The liquid inductive switch is electrically connected with the electric telescopic rod. The linkage frame is horizontally and fixedly connected to the electric telescopic rod. The ejector rod is vertically and fixedly connected to the linkage frame. The movable sealing block is fixedly connected to the ejector rod and is inserted into the main conveying pipe. The rotary flashboards are connected to the main conveying pipe in a left-right paired rotating mode. The ball screw is vertically connected to the rotary shutter, and the ball screw is coaxially connected with the rotary shutter. The screw rod sleeve is fixedly connected to the linkage frame, and the screw rod sleeve is sleeved on the ball screw in a matching mode.

As a further scheme of the invention: the flowing back separating mechanism still includes: an annular fitting block for enhancing a sealing effect. The annular embedded block is fixedly connected to the movable sealing block in a surrounding mode, and the annular embedded block is embedded in the main conveying pipe.

As a further scheme of the invention: a hydraulic hose diaphragm pump further comprising: a power-off mechanism. The outage mechanism includes: the connecting box, through-hole, plug-in strip mechanism and first protruding kicking block. The junction box is fixedly connected to the main delivery pipe. The through hole is opened at the connecting box. The first convex top block is connected to the linkage frame. The knife switch mechanism includes: electrically conductive cutter body and fixed electrically conductive post. The conductive cutter body is movably connected to the through hole. The fixed conductive column is fixedly connected to the through hole. And the conductive cutter body is lapped on the fixed conductive column, and the conductive cutter body and the fixed conductive column are connected in series in a power circuit of the pump body through a conducting wire.

As a further scheme of the invention: the outage mechanism still includes: an insulating elastic diaphragm and a second bump. The insulating elastic diaphragm is connected to the through hole in a sealing mode. The second bump is fixedly connected to the insulating elastic diaphragm.

As a further scheme of the invention: the outage mechanism still includes: and the connecting rope is used for pulling back the conductive cutter body. The connecting rope is connected between the insulating elastic diaphragm and the conductive cutter body.

Compared with the prior art, the invention has the beneficial effects that: prevent the diaphragm body from being broken by the reciprocating tension of the middle part of the diaphragm body for a long time.

The diaphragm body is connected with the pump body through the corrugated expansion hose, so that the diaphragm body can perform integral reciprocating motion under the condition of normally playing the diaphragm action, and the diaphragm body is prevented from being broken only by stretching the middle part.

Whether the position of the diaphragm leaks or not is conveniently detected.

The liquid that leaks is saved to the annular storage section of thick bamboo that mainly relies on the protrusion to set up in the pump body outside makes things convenient for the staff to observe from the outside to rely on liquid inductive switch to respond to the liquid of leaking and feed back.

When the diaphragm breaks and leaks, the pump body is automatically separated, and liquid is drained, so that the maintenance is convenient.

The flashboard that mainly relies on to set up cuts off the main conveyer pipe both sides of pump body bottom intercommunication and seals, and the activity of bottom seals the piece jack-up simultaneously, with the inside liquid discharge of the pump body to be convenient for change the spare part in the pump body.

Other features and advantages of the present invention will be disclosed in more detail in the following detailed description of the invention and the accompanying drawings.

Drawings

Fig. 1 is a schematic structural view of a hydraulic hose diaphragm pump according to the present invention.

Fig. 2 is an enlarged structural view at a in fig. 1.

Fig. 3 is a top view structural diagram of the annular storage cylinder of the hydraulic hose type diaphragm pump in fig. 2 in matching connection with the liquid sensing switch.

Fig. 4 is an enlarged structural view at B in fig. 1.

Fig. 5 is a structural diagram of the through hole, the insulating elastic diaphragm, the conductive cutter body and the fixed conductive column of the hydraulic hose type diaphragm pump in fig. 4.

List of reference numerals: a hydraulic hose-type diaphragm pump 100; the pump body 10, the piston column 20 and the diaphragm combination mechanism 30; a bellows hose 31, a diaphragm body 32; a fixed connection ring 33; a connection ring 34; a connecting sleeve 35; a main transport pipe 40; a rupture detection sensing mechanism 50; an annular storage cylinder 51; a liquid sensing switch 52; a signal lamp 53; an annular groove 54; a drain partition mechanism 60; the electric telescopic rod 61, the linkage frame 62, the ejector rod 63, the movable sealing block 64, the screw rod sleeve 65 and the ball screw 66; the shutter 67 is rotated; an annular fitting block 68; a power-off mechanism 70; a connection box 71, a through hole 72, a blade mechanism 73; a conductive blade body 731; fixed conductive posts 732; a first crown block 74; an insulating elastic diaphragm 75; a second crown block 76; a connecting string 77.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

As shown in fig. 1 to 5, in an embodiment of the present invention, a hydraulic hose type diaphragm pump 100 includes: a pump body 10, a piston post 20 and a main transfer tube 40. The pump body 10 is connected to the upper side of the main feed pipe 40 through a pipe body. The piston post 20 is vertically fittingly connected to the inside of the upper end of the pump body 10, where the piston post 20 reciprocates up and down by hydraulic pressure, which is an existing fitting of a diaphragm pump. A hydraulic hose diaphragm pump 100 further comprising: a diaphragm assembly mechanism 30. The diaphragm assembly mechanism 30 is connected between the piston post 20 and the pump body 10.

The diaphragm assembly mechanism 30 includes: a bellows hose 31, a diaphragm body 32 and a fixed coupling ring 33. A bellows hose 31 is connected to the bottom port of the pump body 10. A diaphragm body 32 is attached to the upper end of the bellows hose 31, and the diaphragm body 32 closes the upper end of the bellows hose 31. The fixed connection ring 33 is fixedly connected to an upper end edge of the bellows hose 31, and the fixed connection ring 33 is fixedly connected with the piston post 20.

The combination of the membrane body 32 and the bellows 31 isolates the inner wall of the pump body 10 and the piston post 20 from the fluid conveyed in the main duct 40, avoiding damage to the inner wall of the pump body 10 and the piston post 20 due to the corrosive fluid being conveyed. And when the piston column 20 reciprocates up and down, the liquid transferred in the main transfer pipe 40 is pressurized by the diaphragm body 32, thereby facilitating the transfer. In addition, the corrugated expansion hose 31 expands and contracts in the process, so that the rupture caused by the fixed middle stretching edge of the diaphragm body 32 is avoided.

A hydraulic hose diaphragm pump 100 further comprising: a rupture detection sensing mechanism 50. The breakage detection sensing mechanism 50 includes: a ring-shaped storage cylinder 51, a liquid sensing switch 52 and a signal lamp 53. The annular storage cylinder 51 is fixedly connected to the bottom of the pump body 1, and the inner side of the annular storage cylinder 51 is a cavity, and an opening is formed above the cavity. The liquid sensing switches 52 are equally spaced around the inner bottom of the annular storage cylinder 51. A signal lamp 53 is correspondingly mounted to the bottom end of the ring-shaped storage cylinder 51, and the signal lamp 53 is electrically connected to the liquid sensing switch 52.

When the bellows tube 31 or the diaphragm body 32 is broken and leaks the liquid, the leaked liquid flows to the bottom of the pump body 10. At this time, the liquid inevitably flows into the inner cavity of the annular storage cylinder 51, and then the liquid induction switch 52 induces the liquid to operate the signal lamp 53, so that the related staff is prompted to carry out maintenance conveniently.

The breakage detection sensing mechanism 50 further includes: for guiding leakage liquid into an annular groove 54 in the annular reservoir 51. An annular recess 54 opens at the inner wall of the pump body 10 at the location of the upper end of the annular storage cylinder 51.

The annular storage cylinder 51 is a transparent cylinder body, and is convenient for external direct observation to see whether liquid leaks and flows in.

The diaphragm assembly mechanism 30 further includes: the connecting ring 34 and the connecting sleeve 35 are embedded. The fitting connection ring 34 is fixedly connected to the bottom edge of the bellows 31, and the fitting connection ring 34 is fitted to the inner bottom of the pump body 10 while the fitting connection ring 34 is fixedly connected to the inner bottom of the pump body 10 by bolts. The connecting sleeve 35 is sleeved at the piston post 20, and the connecting sleeve 35 is fixedly connected to the piston post 20 through a fixing bolt, and meanwhile, the connecting sleeve 35 is fixedly connected with the fixing connecting ring 33.

When the bellows 31 or the diaphragm body 32 is detected to be broken and leaked, the housing of the pump body 10 is separated, and then the fixing bolts between the engaging connecting ring 34 at the bottom of the bellows 31 and the pump body 10 are removed, and the bolts between the connecting sleeve 35 and the piston post 20 are removed. Therefore, the whole diaphragm combination mechanism 30 is disassembled and is convenient to replace.

A hydraulic hose diaphragm pump 100 further comprising: a drainage partition 60. The liquid discharge partition mechanism 60 includes: the device comprises an electric telescopic rod 61, a linkage frame 62, a mandril 63, a movable closing block 64, a screw rod sleeve 65, a ball screw 66 and a rotary flashboard 67. The electric telescopic rod 61 is vertically and fixedly connected to the bottom of the main conveying pipe 40. The lower end of the electric telescopic rod 61 is a telescopic end, and the electric telescopic rod 61 is provided with an extension control switch. The liquid induction switch 52 is electrically connected with the contraction control circuit of the electric telescopic rod 61. The linkage frame 62 is horizontally and fixedly connected to the lower end of the electric telescopic rod 61. The jack 63 is vertically fixedly connected to the middle upper side of the link frame 62. The movable closing block 64 is fixedly connected to the upper end of the push rod 63, and the movable closing block 64 is inserted to the bottom middle position of the main conveying pipe 40. The rotary shutters 67 are rotatably connected to the inner side of the main delivery pipe 40 in a left-right pair and are distributed on both sides below the connection position of the pump body 10, while the inner side wall of the main delivery pipe 40 is provided with valve seals fitted to the rotary shutters 67. The ball screw 66 is vertically connected below the position where the rotary shutter 67 is located, and the ball screw 66 rotates coaxially with the rotary shutter 67. The screw rod sleeves 65 are fixedly connected to two ends of the linkage frame 62, and the screw rod sleeves 65 are sleeved on the ball screw 66 in a matching mode.

When the liquid sensing switch 52 detects liquid, that is, a leakage occurs in the diaphragm assembly 30 inside the pump body 10, the liquid sensing switch 52 triggers the electric telescopic rod 61 to contract. The electric telescopic rod 61 drives the mandril 63 to jack up through the linkage frame 62, so that the movable closing block 64 is lifted. After the movable sealing block 64 is lifted, the side wall of the main conveying pipe 40 at the original position is opened, so that liquid in the pump body 10 can be conveniently discharged, and the diaphragm combination mechanism 30 can be conveniently maintained subsequently. Meanwhile, when the linkage frame 62 is lifted, the screw rod sleeves 65 at the two ends are lifted, and the ball screw 66 which is matched and connected in the process is rotated. Rotatory ball screw 66 then drives the rotation flashboard 67 of connecting rotatory, when electric telescopic handle 61 contracts extreme position, rotates the cross section position that flashboard 67 just in time rotated main conveyer pipe 40, is about to main conveyer pipe 40 both ends and the space partition that the pump body 10 is located, avoids continuing to have liquid conveying to lead to the fact the waste of liquid material through the pump body 10.

The drainage partition mechanism 60 further includes: and an annular fitting block 68 for enhancing a sealing effect. An annular fitting block 68 is fixedly connected around the movable closing block 64, and the annular fitting block 68 is fitted to the inner bottom portion of the main transport pipe 40.

A hydraulic hose diaphragm pump 100 further comprising: a power-off mechanism 70. The power cutoff mechanism 70 includes: a junction box 71, a through hole 72, a knife mechanism 73 and a first boss 74. The junction box 71 is fixedly connected to the bottom of the main transfer tube 40. The through hole 72 is opened at the bottom of the connection box 71. The first raised block 74 is attached to the linkage frame 62, and the first raised block 74 is aligned above and below the through hole 72. The blade mechanism 73 includes: a conductive blade 731 and a stationary conductive post 732. The conductive blade body 731 is movably connected to the upper left side of the through hole 72 by a hinge. The fixed conductive post 732 is fixedly connected to the upper right side of the through hole 72. The movable end of the conductive blade 731 is connected to the fixed conductive post 732, and the conductive blade 731 and the fixed conductive post 732 are connected in series to the power circuit of the pump body 10 through a conductive wire.

When the electric telescopic rod 61 contracts due to the leakage of the diaphragm assembly mechanism 30, the electric telescopic rod 61 drives the first protruding block 74 to rise up through the linkage frame 62. The first bump 74 finally penetrates through the through hole 72 to lift the conductive cutter body 731, so that the conductive cutter body is separated from the fixed conductive column 732, and the power circuit of the pump body 10 is disconnected, and the shutdown is realized.

The power cutoff mechanism 70 further includes: an insulating elastic diaphragm 75 and a second dome 76. An insulating elastic diaphragm 75 is closed-coupled at the through-hole 72. A second dome block 76 is fixedly attached to the upper side of the insulating elastic diaphragm 75. When the first protruding piece 74 is inserted into the through hole 72, the insulating elastic membrane 75 is pressed upward and then the conductive blade 731 is pushed open by the second protruding piece 76. While the insulating elastic diaphragm 75 facilitates manual depression of the trip blade mechanism 73 by a worker.

The power cutoff mechanism 70 further includes: and a connecting string 77 for pulling back the conductive blade body 731. The connecting string 77 is connected between the insulating elastic diaphragm 751 and the conductive knife body 731. When the pump body 10 is overhauled and the electric telescopic rod 61 is extended and reset, the insulating elastic diaphragm 751 resets by means of the elasticity of the insulating elastic diaphragm, and the conductive knife body 731 is pulled back by means of the connecting rope 77 in the resetting process, so that the insulating elastic diaphragm is enabled to be closed on the fixed conductive pole 732 again.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. A hydraulic hose diaphragm pump comprising: the pump body, the piston column and the main conveying pipe; the pump body is connected to the main conveying pipe through a pipe body; the piston column is vertically connected to the pump body in a matched mode; characterized in that, a hydraulic hose formula diaphragm pump still includes: a diaphragm assembly mechanism; the diaphragm combination mechanism is connected between the piston column and the pump body;

the diaphragm assembly mechanism includes: the diaphragm type air filter comprises a corrugated telescopic hose, a diaphragm body and a fixed connecting ring; the corrugated expansion hose is connected to the pump body; the diaphragm body is connected to the bellows; the fixed connecting ring is fixedly connected to the corrugated expansion hose, and is fixedly connected with the piston column;

the hydraulic hose type diaphragm pump further includes: a rupture detection sensing mechanism; the rupture detection sensing mechanism includes: the liquid storage device comprises an annular storage cylinder, a liquid induction switch and a signal lamp; the annular storage cylinder is fixedly connected to the pump body, a cavity is formed in the inner side of the annular storage cylinder, and an opening is formed above the cavity; the liquid induction switches are distributed into the annular storage cylinder in an encircling and equidistant mode; the signal lamp is correspondingly installed to the annular storage cylinder and is electrically connected with the liquid induction switch;

the hydraulic hose type diaphragm pump further includes: a liquid discharge separation mechanism; the liquid discharge partition mechanism includes: the device comprises an electric telescopic rod, a linkage frame, an ejector rod, a movable sealing block, a screw rod sleeve, a ball screw and a rotary flashboard; the electric telescopic rod is vertically and fixedly connected to the main conveying pipe; the liquid induction switch is electrically connected with the electric telescopic rod; the linkage frame is horizontally and fixedly connected to the electric telescopic rod; the ejector rod is vertically and fixedly connected to the linkage frame; the movable sealing block is fixedly connected to the ejector rod and is inserted into the main conveying pipe; the rotary flashboards are connected to the main conveying pipe in a left-right paired rotation mode; the ball screw is vertically connected to the rotary shutter, and the ball screw is coaxially connected with the rotary shutter; the screw rod sleeve is fixedly connected to the linkage frame, and the screw rod sleeve is sleeved on the ball screw in a matching manner;

the liquid discharge partition mechanism further includes: an annular fitting block for enhancing a sealing effect; the annular embedding block is fixedly connected to the movable sealing block in a surrounding mode, and the annular embedding block is embedded in the main conveying pipe.

2. A hydraulic hose diaphragm pump of claim 1,

the rupture detection sensing mechanism further comprises: an annular groove for directing leakage liquid into the annular storage cylinder; the annular groove is formed in the pump body.

3. A hydraulic hose diaphragm pump of claim 2,

the diaphragm assembly mechanism further includes: the connecting ring and the connecting sleeve are embedded; the embedded connecting ring is fixedly connected to the corrugated expansion hose, is embedded at the pump body and is fixedly connected with the pump body through bolts; the connecting sleeve is sleeved at the piston column and fixedly connected to the piston column through a fixing bolt, and meanwhile, the connecting sleeve is fixedly connected with the fixing connecting ring.

4. A hydraulic hose diaphragm pump of claim 1,

the hydraulic hose type diaphragm pump further includes: a power-off mechanism; the power-off mechanism includes: the connecting box, the through hole, the knife switch mechanism and the first convex top block are arranged on the connecting box; the connecting box is fixedly connected to the main conveying pipe; the through hole is formed in the connecting box; the first convex top block is connected to the linkage frame; the knife switch mechanism comprises: the conductive cutter body and the fixed conductive column; the conductive cutter body is movably connected to the through hole; the fixed conductive column is fixedly connected to the through hole; and the conductive cutter body is lapped on the fixed conductive column, and meanwhile, the conductive cutter body and the fixed conductive column are connected in series in a power circuit of the pump body through a conducting wire.

5. A hydraulic hose diaphragm pump according to claim 4,

the power-off mechanism further includes: an insulating elastic diaphragm and a second convex top block; the insulating elastic diaphragm is connected to the through hole in a sealing mode; the second crown block is fixedly connected to the insulating elastic diaphragm.

6. A hydraulic hose diaphragm pump of claim 5,

the power-off mechanism further comprises: the connecting rope is used for pulling back the conductive cutter body; the connecting rope is connected between the insulating elastic diaphragm and the conductive cutter body.