CN209828435U

CN209828435U - Suction filtration device is used in laboratory

Info

Publication number: CN209828435U
Application number: CN201920519404.XU
Authority: CN
Inventors: 丁丽娜
Original assignee: Hegang Food And Drug Testing Center
Current assignee: Hegang Food And Drug Testing Center
Priority date: 2019-04-17
Filing date: 2019-04-17
Publication date: 2019-12-24
Anticipated expiration: 2029-04-17

Abstract

The utility model discloses a suction filtration device for a laboratory, which relates to the technical field of experimental equipment; the bottom of the storage box is fixedly provided with a supporting leg, the middle part of the upper end of the storage box is provided with a groove body, the upper end of the groove body is fixedly provided with a connecting threaded sleeve, the internal thread of the connecting threaded sleeve is movably and hermetically connected with the external thread of the pumping and filtering cylinder, the upper end of the pumping and filtering cylinder is fixedly provided with an upper sealing cover through a bolt, the left end of the upper sealing cover is fixedly provided with a liquid inlet pipe, the inner upper side of the pumping and filtering cylinder is fixedly provided with a primary filtering net in a left-high-right low mode, the right side wall of the pumping and filtering cylinder is provided with a sewage outlet corresponding to the lowest point of the primary filtering net, the sewage; the utility model can realize quick connection and installation, is convenient for heating and cooling, has high stability and simple and convenient operation; the filtering device can be detached and cleaned, is not easy to block, is convenient to use and has a simple structure.

Description

Suction filtration device is used in laboratory

Technical Field

The utility model belongs to the technical field of equipment for the experiments, concretely relates to suction filter device is used in laboratory.

Background

The suction filtration also is decompression filtration operation, a product separation means that uses commonly in the laboratory, it utilizes the aspiration pump to make the pressure reduction in the suction flask to reach solid-liquid separation's purpose, the supporting equipment of suction filtration has distributing type funnel, rubber sleeve stopper and suction flask, but current laboratory is with suction filtration device inefficiency when filtering, inconvenient dismantlement is washd moreover, lead to the condition that the jam appears easily when filtering, the phenomenon of difficult cooling or heating when using simultaneously.

SUMMERY OF THE UTILITY MODEL

The problem that the existing suction filtration device for the laboratory is low in efficiency during filtration and inconvenient to disassemble and clean, so that blockage is easy to occur during filtration, and meanwhile, the phenomenon of cooling or heating is difficult to occur during use is solved; an object of the utility model is to provide a suction filtration device is used in laboratory.

The utility model relates to a suction filtration device for laboratory, which comprises a storage box, a supporting leg, a connecting thread sleeve, a suction filtration cylinder, an upper sealing cover, a liquid inlet pipe, a primary filtration net, a sealing head, an inner filtration shell, a fine filtration net, a filtration cotton body, filtration paper, a spiral pipe body and a liquid discharge valve; the bottom of the storage box is fixedly provided with a supporting leg, the middle part of the upper end of the storage box is provided with a groove body, the upper end of the groove body is fixedly provided with a connecting threaded sleeve, the internal thread of the connecting threaded sleeve is movably and hermetically connected with the external thread of the pumping and filtering cylinder, the upper end of the pumping and filtering cylinder is fixedly provided with an upper sealing cover through a bolt, the left end of the upper sealing cover is fixedly provided with a liquid inlet pipe, the inner upper side of the pumping and filtering cylinder is fixedly provided with a primary filtering net in a left-high and right-low mode, the right side wall of the pumping and filtering cylinder is provided with a sewage outlet corresponding to the lowest point of the primary filtering net, the sewage outlet is hermetically connected with the external thread of a sealing head through a thread, the external thread of the filtering shell is connected with the internal thread on the inner lower side of the pumping, a liquid discharge pipe is fixedly arranged on the liquid discharge port, and a liquid discharge valve is fixedly arranged on the liquid discharge pipe.

Preferably, the two ends of the spiral pipe body are respectively fixedly provided with a connecting thread head.

Preferably, an observation groove is formed in the front side wall of the storage box, an observation window is fixedly mounted on the observation groove, and a scale mark layer is arranged on the observation window.

Preferably, the inner filter shell is provided with an external thread on the upper outer side wall and a hexagonal screwing body on the lower outer side.

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

the quick connection and installation can be realized, the heating and cooling are convenient to realize, the stability is high, and the operation is simple and convenient;

and secondly, the filtering device can be detached and cleaned, the blockage is not easy to occur, the use is convenient, and the structure is simple.

Drawings

For ease of illustration, the invention is described in detail by the following detailed description and accompanying drawings.

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

FIG. 2 is a schematic structural view of the inner filter shell of the present invention;

fig. 3 is a bottom view of the inner filter shell of the present invention.

In the figure: 1-a storage box; 2-supporting feet; 3-connecting a threaded sleeve; 4-pumping the filter cylinder; 5, covering a cover; 6-liquid inlet pipe; 7-primary filter screen; 8-sealing the end; 9-inner filter shell; 10-fine filtering net; 11-filtration cotton; 12-filter paper; 13-a helical tube body; 14-a drain valve; 1-1-observation window; 9-1-external threads; 9-2-hexagonal twisting body.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described below with reference to specific embodiments shown in the accompanying drawings. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.

It should also be noted that, in order to avoid obscuring the invention with unnecessary details, only the structures and/or process steps that are closely related to the solution according to the invention are shown in the drawings, while other details that are not relevant to the invention are omitted.

As shown in fig. 1, the following technical solutions are adopted in the present embodiment: the device comprises a storage box 1, supporting legs 2, a connecting threaded sleeve 3, a suction filtration cylinder 4, an upper sealing cover 5, a liquid inlet pipe 6, a primary filter screen 7, a sealing head 8, an inner filter shell 9, a fine filter screen 10, a filter cotton body 11, filter paper 12, a spiral pipe body 13 and a liquid discharge valve 14;

the bottom fixed mounting of storage box 1 has supporting legs 2, supporting legs 2 can realize the support of storage box, the cell body has been seted up at the upper end middle part of storage box 1, the upper end fixed mounting of cell body has connecting thread bush 3, the internal thread of connecting thread bush 3 and the external screw thread activity and the sealing connection of a suction filtration section of thick bamboo 4, a suction filtration section of thick bamboo is convenient for dismantle fast and the installation, there is upper seal cover 5 upper end through bolt fixed mounting of a suction filtration section of thick bamboo 4, upper seal cover 5's left end fixed mounting has feed liquor pipe 6, the interior upside of suction filtration section of thick bamboo 4 is high right low formula fixed mounting has primary filter screen 7, primary filter screen 7 can realize primary filtration, the drain has been seted up to the lowest point that corresponds primary filter screen 7 to the right lateral wall of suction filtration section of thick bamboo 4, the drain passes through screw thread and the external screw thread sealing connection of head 8, the external screw thread, Filter cotton body 11, filter paper 12, be spiral fixed mounting on the lateral wall of storage box 1 and have a spiral pipe body 13, the leakage fluid dram has been seted up to the bottom of storage box 1, and fixed mounting has the fluid-discharge tube on the leakage fluid dram, and fixed mounting has flowing back valve 14 on the fluid-discharge tube, realizes quick flowing back through opening flowing back valve 14.

Further, the both ends of the spiral pipe body 13 are respectively and fixedly provided with a connecting thread head, and the connecting thread heads can be connected with a pipeline quickly and can be provided with a quick connector.

As shown in figure 1, an observation groove is formed in the front side wall of the storage box 1, an observation window 1-1 is fixedly installed on the observation groove, a scale mark layer is arranged on the observation window 1-1, and the observation window can observe the liquid level in the storage box.

As shown in fig. 2 and 3, further, an external thread 9-1 is arranged on the upper outer side wall of the inner filter shell 9, a hexagonal screwing body 9-2 is arranged on the lower outer side of the inner filter shell 9, the external thread can be connected with the suction filtration cylinder, and the hexagonal screwing body can be matched with a socket wrench to screw.

Further, in this embodiment, when the storage box needs to detect the temperature, a temperature sensor is clamped in the storage box, and the temperature is detected by the temperature sensor.

The working principle of the specific embodiment is as follows: when the storage box is used, the storage box 1 is supported by the supporting legs 2, and when the storage box is used, the storage box is connected to a liquid pumping device through the liquid inlet pipe 6 on the upper sealing cover 5, when liquid enters the pumping filter cylinder 4, primary filtration is realized through the primary filter screen 7, impurities can be guided to the lowest point of the filter screen by the inclined angle of the primary filter screen 7, the phenomenon of blockage is not easy to occur, the liquid is filtered sequentially through the fine filter screen 10, the filter cotton body 11 and the filter paper 12 in the inner filter shell 9, when the storage box is used, a heat medium or a cold medium can be introduced into the spiral pipe body 13, the heat source or the cold source is transferred onto the pumping filter cylinder 4 according to a transfer mode, so that the storage box is high in stability when the storage box is used, meanwhile, the storage box can be selected according to needs, when the storage box is cleaned, the pumping filter cylinder 4 is firstly disassembled, then the, when the primary filter screen is not too dirty, the plug is detached and cleaned in a flushing mode, and when the primary filter screen is too dirty, the upper sealing cover 5 is detached and directly flushed.

Claims

1. The utility model provides a suction filter device is used in laboratory which characterized in that: the device comprises a storage box, supporting legs, a connecting threaded sleeve, a pumping filter cylinder, an upper sealing cover, a liquid inlet pipe, a primary filter screen, a sealing head, an inner filter shell, a fine filter screen, a filter cotton body, filter paper, a spiral pipe body and a liquid discharge valve; the bottom of the storage box is fixedly provided with a supporting leg, the middle part of the upper end of the storage box is provided with a groove body, the upper end of the groove body is fixedly provided with a connecting threaded sleeve, the internal thread of the connecting threaded sleeve is movably and hermetically connected with the external thread of the pumping and filtering cylinder, the upper end of the pumping and filtering cylinder is fixedly provided with an upper sealing cover through a bolt, the left end of the upper sealing cover is fixedly provided with a liquid inlet pipe, the inner upper side of the pumping and filtering cylinder is fixedly provided with a primary filtering net in a left-high and right-low mode, the right side wall of the pumping and filtering cylinder is provided with a sewage outlet corresponding to the lowest point of the primary filtering net, the sewage outlet is hermetically connected with the external thread of a sealing head through a thread, the external thread of the filtering shell is connected with the internal thread on the inner lower side of the pumping, a liquid discharge pipe is fixedly arranged on the liquid discharge port, and a liquid discharge valve is fixedly arranged on the liquid discharge pipe.

2. The suction filtration device is used in laboratory according to claim 1, characterized in that: and two ends of the spiral pipe body are respectively and fixedly provided with a connecting thread head.

3. The suction filtration device is used in laboratory according to claim 1, characterized in that: an observation groove is formed in the front side wall of the storage box, an observation window is fixedly mounted on the observation groove, and a scale mark layer is arranged on the observation window.

4. The suction filtration device is used in laboratory according to claim 1, characterized in that: the upper outer side wall of the inner filtering shell is provided with external threads, and the lower outer side of the inner filtering shell is provided with a hexagonal screwing body.