CN114857026A

CN114857026A - Mortar pump convenient to change filter screen

Info

Publication number: CN114857026A
Application number: CN202210578119.1A
Authority: CN
Inventors: 宁晋奎; 宁晋昆; 宁兆祥
Original assignee: Jishou Changtan Pump Co ltd
Current assignee: Jishou Changtan Pump Co ltd
Priority date: 2022-05-26
Filing date: 2022-05-26
Publication date: 2022-08-05
Anticipated expiration: 2042-05-26
Also published as: CN114857026B

Abstract

The invention relates to the field of mortar pumps, in particular to a mortar pump convenient for replacing a filter screen, which comprises a mortar pump body, a first filtering device and a second filtering device, wherein the mortar pump body comprises a motor, a pump body, a rotating rod, a feeding pipe, a filtering pipe, a connecting pipe and a discharging pipe, the motor and the pump body are respectively erected at two ends of the upper surface of a base plate, the rotating rod is fixed on an output shaft of the motor, the feeding pipe and the discharging pipe are connected onto the pump body, the filtering pipe is connected onto the feeding pipe in a threaded manner, the connecting pipe is connected onto the other end of the filtering pipe in a threaded manner, the first filtering device is arranged in the filtering pipe, the filter cartridge is connected onto the top of the discharging pipe in a threaded manner, and the second filtering device is arranged between the discharging pipe and the filter cartridge. This kind of mortar pump convenient to change filter screen, fixed mode is simple, and is firm, and the quick assembly disassembly and the change of being convenient for are favorable to shortening the repair time, and overall structure is simple, and convenient and fast is convenient for filter the ejection of compact, increases the filter effect, and the quick assembly disassembly and the change of also being convenient for simultaneously use extremely conveniently.

Description

Mortar pump convenient to change filter screen

Technical Field

The invention relates to the field of mortar pumps, in particular to a mortar pump with a filter screen convenient to replace.

Background

The mortar pump is a cantilever type single-stage single-suction centrifugal pump, which is designed and developed for conveying corrosive media containing fine particles, the pump is made of steel-lined ultra-high molecular weight polyethylene, the material is corrosion-resistant and wear-resistant engineering plastic for the latest generation of pumps, the most outstanding advantages of the mortar pump are that the mortar pump has the most excellent wear resistance, impact resistance (especially low-temperature impact resistance), creep resistance (environmental stress cracking resistance) and excellent corrosion resistance in all plastics, and the application is extremely wide, such as: sulfuric phosphate fertilizer industry and non-ferrous metal smelting industry: it is especially suitable for the wet smelting of lead, zinc, gold, silver, copper, manganese, cobalt, rare earth and other acid liquid, corrosive ore pulp, slurry (for filter press), electrolyte, sewage and other medium transportation, chemical industry and other enterprises, water treatment industry, etc.

The mortar pump that uses at present, its inside filter screen is fixed mounting, and the quick replacement of being not convenient for, secondly only be provided with the filter screen in the position of feed inlet, can't filter when the ejection of compact, cause the filtration mode single, be difficult to realize thoroughly filtering, it is extremely inconvenient to use.

In view of this, we propose a mortar pump that facilitates replacement of the screen.

Disclosure of Invention

The invention aims to provide a mortar pump convenient for replacing a filter screen so as to solve the problems in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a mortar pump convenient to change filter screen, includes mortar pump body, first filter equipment and second filter equipment, the mortar pump body includes motor, the pump body, bull stick, inlet pipe, filter tube, connecting pipe and discharging pipe, motor and the pump body have been erect respectively at the upper surface both ends of base plate, be fixed with the bull stick on the output shaft of motor, the other end of bull stick extends in the pump body, is connected with impeller in the pump body, be connected with inlet pipe and discharging pipe on the pump body, just threaded connection has the filter tube on the inlet pipe, the other end threaded connection of filter tube has the connecting pipe, be provided with first filter equipment in the filter tube, the top threaded connection of discharging pipe has the cartridge filter, just be provided with second filter equipment between discharging pipe and the cartridge filter.

Preferably, first filter equipment includes first fender dish, first filter plate, clamping ring, first well board, sleeve, inserted bar, first pressure disk and spring, the filter tube internal fixation has first fender dish, one side of first fender dish is provided with first filter plate, filter tube internal thread connection has the clamping ring, the inboard of clamping ring is fixed with first well board, the inboard center department of first well board is fixed with the sleeve, telescopic inner is inserted and is equipped with the inserted bar, the inner of inserted bar is fixed with first pressure disk, the cover is equipped with the spring on the inserted bar.

Preferably, the second filter device comprises a second center plate, a mandril, a second pressure plate, a second baffle plate and a second filter plate, the second center plate is fixed on the inner side of the top of the discharge pipe, the mandril is fixed at the center of the upper surface of the second center plate, the second pressure plate is fixed at the top of the mandril, the second baffle plate is fixed in the filter cartridge, the second filter plate is arranged below the second baffle plate, and the second filter plate is supported on the second baffle plate by the second pressure plate.

Preferably, the fixed disc is fixedly sleeved at the inner end of the sleeve, and two ends of the spring are respectively fixed on the first pressure plate and the fixed disc.

Preferably, a plurality of stop strips are fixed on the inner side of the first stop disc.

Preferably, a bearing is arranged at the joint of the rotating rod and the pump body.

Preferably, a nut groove is formed in the center of the outer side of the first center plate.

Preferably, a valve is arranged on the feeding pipe.

Compared with the prior art, the invention has the beneficial effects that:

according to the invention, the first filtering device is arranged in the filtering pipe, the first blocking disc is used for limiting, and the pressing ring, the inserting rod and the first pressing disc are combined to press the first filtering disc on the first blocking disc, so that the first filtering disc is quickly fixed, the fixing mode is simple and firm, the rapid disassembly and replacement are convenient, the overhaul time is favorably shortened, and the integral structure is simple, convenient and rapid.

According to the invention, the filter cylinder is connected to the discharge pipe, and the second filter device is arranged in the filter cylinder, so that the second filter disc can be pressed and fixed in the filter cylinder by utilizing the combination of the ejector rod and the second pressure plate, the discharged material is conveniently filtered, the filter effect is increased, meanwhile, the filter cylinder is convenient to rapidly disassemble, assemble and replace, and the filter cylinder is extremely convenient to use.

Drawings

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

FIG. 2 is a schematic view of a first filter device according to the present invention;

FIG. 3 is a schematic structural view of the first filter device of the present invention after disassembly;

FIG. 4 is a schematic view of a second filter device according to the present invention;

FIG. 5 is a schematic view of the connection structure of the insertion rod and the sleeve of the present invention.

In the figure: 1. a base plate; 2. a motor; 3. a pump body; 4. a rotating rod; 5. a feed pipe; 6. a filter tube; 7. a connecting pipe; 8. a first catch tray; 9. a first filter tray; 10. pressing a ring; 11. a first center plate; 12. a sleeve; 13. inserting a rod; 14. a first platen; 15. fixing the disc; 16. a spring; 17. a discharge pipe; 18. a filter cartridge; 19. a second center panel; 20. a top rod; 21. a second platen; 22. a second catch tray; 23. a second filter tray; 24. a stop bar; 25. a bearing; 26. a nut groove; 27. and (4) a valve.

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 any inventive step based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 5, the present invention provides a technical solution: the utility model provides a mortar pump convenient to change filter screen, including the mortar pump body, first filter equipment and second filter equipment, the mortar pump body includes motor 2, the pump body 3, bull stick 4, inlet pipe 5, filter tube 6, connecting pipe 7 and discharging pipe 17, motor 2 and the pump body 3 has been erect respectively to the upper surface both ends of base plate 1, be fixed with bull stick 4 on motor 2's the output shaft, the other end of bull stick 4 extends in the pump body 3, be connected with impeller in the pump body 3, be connected with inlet pipe 5 and discharging pipe 17 on the pump body 3, and threaded connection has filter tube 6 on inlet pipe 5, the other end threaded connection of filter tube 6 has connecting pipe 7, be provided with first filter equipment in the filter tube 6, the top threaded connection of discharging pipe 17 has cartridge filter 18, and be provided with second filter equipment between discharging pipe 17 and the cartridge filter 18.

In this embodiment, the first filtering device includes a first blocking disk 8, a first filtering disk 9, a pressing ring 10, a first central plate 11, a sleeve 12, an insertion rod 13, a first pressing disk 8 and a spring 16, the first blocking disk 8 is fixed in the filtering pipe 6, the first filtering disk 9 is arranged on one side of the first blocking disk 8, the pressing ring 10 is connected in the filtering pipe 6 through internal threads, the first central plate 11 is fixed on the inner side of the pressing ring 10, the sleeve 12 is fixed at the center of the inner side of the first central plate 11, the insertion rod 13 is inserted into the inner end of the sleeve 12, the first pressing disk 14 is fixed at the inner end of the insertion rod 13, and the spring 16 is sleeved on the insertion rod 13.

In this embodiment, the second filtering device includes a second central plate 19, a top rod 20, a second pressure plate 21, a second baffle plate 22 and a second filtering plate 23, the second central plate 19 is fixed on the inner side of the top of the discharging pipe 17, the top rod 20 is fixed on the center of the upper surface of the second central plate 19, the second pressure plate 21 is fixed on the top of the top rod 20, the second baffle plate 22 is fixed in the filtering cylinder 18, the second filtering plate 23 is arranged below the second baffle plate 22, and the second filtering plate 23 is supported on the second baffle plate 22 by the second pressure plate 21.

In this embodiment, the inner end of the sleeve 12 is fixed to the fixing plate 15, and both ends of the spring 16 are fixed to the first pressure plate 14 and the fixing plate 15, respectively.

In this embodiment, a plurality of stop strips 24 are fixed to the inner side of the first baffle disc 8.

In this embodiment, a bearing 25 is provided at the joint of the rotary rod 4 and the pump body 3.

In this embodiment, a nut groove 26 is formed at the center of the outer side of the first center plate 11.

In this embodiment, the feed pipe 5 is provided with a valve 27.

The invention has the advantages that: this kind of mortar pump convenient to change filter screen is when changing and installing the filter screen dish, and operating procedure is as follows:

disassembling the first filtering device: firstly, the connecting pipe 7 is unscrewed from the filter pipe 6, then the filter pipe 6 is unscrewed from the feeding pipe 5, then a tool is inserted into the screw cap groove 26 on the first central plate 11, the first central plate 11 is rotated, so that the press ring 10 is unscrewed from the filter pipe 6, then the first filter plate 9 is poured out from the filter pipe 6, so that the first filter plate 9 can be cleaned and replaced, when the first filter plate 9 is installed, the first filter plate 9 is firstly placed in the filter pipe 6, then the filter pipe 6 is erected, the first filter plate 9 is attached to the first baffle plate 8, then the press ring 10 is screwed, the first press plate 14 is pressed at the center of the first filter plate 9, so that the first filter plate 9 is firmly fixed in the filter pipe 6, and during the pressing and fixing process, the spring 16 is pressed and compressed, so that the first press plate 14 can be effectively prevented from excessively pressing the first filter plate 9, the first filter disc 9 can be protected and then the filter tube 6 is mounted on the feed tube 5 and the connecting tube 7 is mounted on the filter tube 6, so that the disassembly and assembly and the replacement can be quickly completed.

And (3) disassembling the second filtering device: at first, the cartridge filter 18 is screwed down from the discharging pipe 17, the cartridge filter 18 is separated from the discharging pipe 17, at the moment, the second filter disc 23 loses the support of the ejector rod 20, automatically falls down from the cartridge filter 18, then the cartridge filter is cleaned and replaced, the new second filter disc 23 is placed on the second pressure disc 21, then the cartridge filter 18 is sleeved on the second filter disc 23, then the cartridge filter 18 is screwed on the discharging pipe 17, the whole structure is simple, the convenience and the rapidness are realized, the fixing mode is simple, the firmness is realized, the convenience in quick assembly and disassembly and replacement are realized, the overhaul time is favorably shortened, meanwhile, the discharging is convenient to filter, the filtering effect is improved, the convenience in quick assembly and disassembly and replacement are realized, and the use is extremely convenient.

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.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the invention. Furthermore, the terms "first," "second," "third," and the like 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 should be noted that, unless explicitly stated or limited otherwise, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in a specific case to those of ordinary skill in the art.

Claims

1. The utility model provides a mortar pump convenient to change filter screen, includes mortar pump body, first filter equipment and second filter equipment, its characterized in that: the mortar pump body comprises a motor (2), a pump body (3), a rotating rod (4), a feeding pipe (5), a filtering pipe (6), a connecting pipe (7) and a discharging pipe (17), a motor (2) and a pump body (3) are respectively erected at two ends of the upper surface of the base plate (1), a rotating rod (4) is fixed on an output shaft of the motor (2), the other end of the rotating rod (4) extends into the pump body (3), is connected with an impeller in the pump body (3), the pump body (3) is connected with a feeding pipe (5) and a discharging pipe (17), a filter pipe (6) is connected to the feed pipe (5) in a threaded manner, a connecting pipe (7) is connected to the other end of the filter pipe (6) in a threaded manner, a first filtering device is arranged in the filtering pipe (6), the top of the discharging pipe (17) is connected with a filtering cylinder (18) through screw threads, and a second filtering device is arranged between the discharge pipe (17) and the filter cylinder (18).

2. The mortar pump convenient for replacing a filter screen of claim 1, wherein: first filter equipment includes first fender dish (8), first filter plate (9), clamping ring (10), first well board (11), sleeve (12), inserted bar (13), first pressure disk (14) and spring (16), filter tube (6) internal fixation has first fender dish (8), one side of first fender dish (8) is provided with first filter plate (9), filter tube (6) internal connection has clamping ring (10), the inboard of clamping ring (10) is fixed with first well board (11), the inboard center department of first well board (11) is fixed with sleeve (12), the inner of sleeve (12) is inserted and is equipped with inserted bar (13), the inner of inserted bar (13) is fixed with first pressure disk (14), the cover is equipped with spring (16) on inserted bar (13).

3. The mortar pump convenient for replacing a filter screen of claim 1, wherein: the second filter equipment includes that second center plate (19), ejector pin (20), second pressure disk (21), second keep off dish (22) and second filter plate (23), the top inboard of discharging pipe (17) is fixed with second center plate (19), the upper surface center department of second center plate (19) is fixed with ejector pin (20), the top of ejector pin (20) is fixed with second pressure disk (21), cartridge filter (18) internal fixation has second to keep off dish (22), the below that second kept off dish (22) is provided with second filter plate (23), just second pressure disk (21) are kept off the dish (23) with second filter plate (23) top on second keeps off dish (22).

4. The mortar pump convenient to change filter screen of claim 2, characterized in that: the inner end of the sleeve (12) is fixedly sleeved with a fixed disc (15), and two ends of the spring (16) are respectively fixed on the first pressure disc (14) and the fixed disc (15).

5. The mortar pump convenient for replacing a filter screen of claim 2, wherein: a plurality of baffle strips (24) are fixed on the inner side of the first baffle disc (8).

6. The mortar pump convenient for replacing a filter screen of claim 1, wherein: and a bearing (25) is arranged at the joint of the rotating rod (4) and the pump body (3).

7. The mortar pump convenient for replacing a filter screen of claim 2, wherein: the center of the outer side of the first center plate (11) is provided with a nut groove (26).

8. The mortar pump convenient for replacing a filter screen of claim 1, wherein: the feeding pipe (5) is provided with a valve (27).