CN218130430U - Portable suction filtration connector for biological laboratory - Google Patents

Abstract

The utility model discloses a portable suction filtration connector in biological laboratory, including being responsible for, branch pipe, joint and fixed block, the joint is installed to the tip of branch pipe, the cooperation piece is installed to the one end of pillar, a spring is installed to the inner wall of cell body, the piston is installed to the one end of a spring, the arm-tie is installed to the one end of connecting rod, the restriction lever is installed at the top that connects, the gasbag is installed to the inner wall that connects. The utility model discloses an install piston, cooperation piece and gasbag, when needing to close the joint, press the arm-tie, make the arm-tie embedding connect in, the piston removes and fills the gasbag with the gas extrusion in the cell body in, the gasbag swells with the outer wall laminating of cooperation piece, make the joint closed by the shutoff, when opening, with the restriction lever reversal, the arm-tie no longer restricts, its tensile spring recovers the piston, make gasbag reconversion, thereby make to connect and open, this structure makes closing and opening of joint comparatively convenient, and the practicality is improved.

Description

Portable suction filtration connector for biological laboratory

Technical Field

The utility model relates to a laboratory portable suction filtration technical field specifically is a biological laboratory portable suction filtration connector.

Background

At biological laboratory, in order to reduce the influence of small solid particle to reagent performance, filtering operation can be carried out usually, present filter equipment is a suction filtration device of evacuation diaphragm pump connection, if need different kinds of reagent suction filtration just need many such devices simultaneously, cause laboratory suction pump's noise pollution, and area also can increase, lead to the cost to increase, through fishbone shape pipeline design, can connect a plurality of evacuating device simultaneously, can reduce laboratory noise pollution, do not increase area again, and the cost is reduced, fishbone shape pipeline is when connecting suction filtration device, every branch pipe need be equipped with the switch structure, and traditional switch is to close the branch pipe stopper and unscrew, be connected branch pipe and suction filtration device again, this connected mode is wasted time and energy.

The branch pipes of the conventional portable suction filtration device are troublesome to close and open, so that each branch pipe is inconvenient to use.

In view of the above, there is a need to develop a portable suction filtration connector for a biological laboratory, which can solve the problem of fast opening and closing of the branch pipe of the portable suction filtration device, and is convenient for the use of the device.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a biological laboratory portable suction filtration connector to solve the branch pipe that proposes in the above-mentioned background art and close and open comparatively trouble problem.

In order to achieve the above object, the utility model provides a following technical scheme: a portable suction filtration connector for a biological laboratory comprises a main pipe, a branch pipe, a joint and a fixed block, wherein the end part of the branch pipe is provided with the joint;

the inner wall of the joint is provided with a strut, one end of the strut is provided with a matching block, a groove body is formed in the joint, a spring is arranged on the inner wall of the groove body, a piston is arranged at one end of the spring, the outer wall of the piston is attached to the inner wall of the groove body, a connecting rod is arranged on the outer wall of the piston, a pull plate is arranged at one end of the connecting rod, a clamping groove is formed in the top of the pull plate, a limiting rod is arranged at the top of the joint, one end of the limiting rod extends into the joint, an air bag is arranged on the inner wall of the joint, air in the groove body is extruded and filled into the air bag by the movement of the piston, the air bag is expanded to be attached to the outer wall of the matching block, the joint is closed by plugging, the limiting rod is reversely rotated when the joint is opened, the limiting rod stretches the spring to restore the piston, the air bag is restored, and the joint is opened;

the end of the main pipe is provided with a fixing block.

Preferably, the outer wall of the main pipe is provided with a plurality of groups of branch pipes.

Preferably, the inside of the fixed block is provided with a sliding groove.

Preferably, the motor is installed to the inner wall of spout, and the threaded rod is installed to the output of motor, and the motor is rotatory to drive the threaded rod rotatory, and the threaded rod is rotatory to drive the slider removal, and the slider removal drives the chuck piece removal.

Preferably, the outer wall of threaded rod installs the slider, and No. two springs are installed to the inner wall of slider.

Preferably, the telescopic link is installed to the inner wall of slider, and the fixture block is installed to the one end of telescopic link, and the one end of No. two springs is connected with the outer wall of fixture block.

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

1. the utility model discloses an install piston, cooperation piece and gasbag, when needing to close the joint, press the arm-tie, make the arm-tie imbed in the joint, the arm-tie removes and drives the connecting rod and removes, the connecting rod removes and drives the piston and removes, the piston removes and extrudes the gas in the cell body and fills in the gasbag, the gasbag heaves and laminates with the outer wall of cooperation piece, rotate the restriction lever afterwards, make the restriction lever imbed in the draw-in groove, make the arm-tie fixed, thereby make the joint shutoff and close, when needing to open, reverse the restriction lever, make the arm-tie no longer restrict, it stretches a spring and recovers the piston, make the gasbag reconversion, thereby make the joint open, this structure makes the closing and the opening of joint more convenient, the practicality is improved;

2. the utility model discloses an install fixture block, slider and motor, when being responsible for and being connected with the pump, insert the fixed block with the output ring flange of pump in, its No. two springs pop out the fixture block for the faraday's dish restriction is in the fixed block, and the motor rotation drives the threaded rod rotatory afterwards, and the threaded rod is rotatory to be driven the slider and to be removed, and the slider removes and drives the fixture block and remove, and the fixture block removes and drives the ring flange removal of pump output, makes the faraday's dish be sticis on the fixed block, thereby accomplishes the quick connection of being responsible for and the pump.

Drawings

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

fig. 2 is a schematic view of a joint structure of the present invention;

FIG. 3 is a schematic view of the structure A of the present invention;

fig. 4 is a schematic structural view of the fixing block of the present invention;

fig. 5 is a schematic view of the slider structure of the present invention.

In the figure: 1. a main tube; 101. a branch pipe; 2. a joint; 201. a pillar; 202. a matching block; 203. a trough body; 204. a first spring; 205. a piston; 206. a connecting rod; 207. pulling a plate; 208. a card slot; 209. a restricting lever; 210. an air bag; 3. a fixed block; 301. a chute; 4. a motor; 401. a threaded rod; 5. a slider; 501. a second spring; 6. a telescopic rod; 601. and (6) clamping blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made 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," "second," 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 is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or 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 meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Please refer to fig. 1, a portable suction filtration connector for biological laboratory, including being responsible for 1, branch pipe 101, connect 2 and fixed block 3, be responsible for the outer wall of 1 and install multiunit branch pipe 101, be responsible for 1 and be connected with the evacuation pump, its branch pipe 101 is connected with each buchner flask for only need a diaphragm pump of evacuation, through the pipeline design of fishbone shape, can connect a plurality of buchner flasks simultaneously, can reduce laboratory noise pollution, do not increase area again, and still reduced the cost.

Referring to fig. 2 and 3, a connector 2 is mounted at an end of a branch pipe 101, a pillar 201 is mounted on an inner wall of the connector 2, a matching block 202 is mounted at one end of the pillar 201, a groove 203 is formed in the connector 2, a first spring 204 is mounted on an inner wall of the groove 203, a piston 205 is mounted at one end of the first spring 204, an outer wall of the piston 205 is attached to an inner wall of the groove 203, a connecting rod 206 is mounted on an outer wall of the piston 205, a pulling plate 207 is mounted at one end of the connecting rod 206, a clamping groove 208 is formed in the top of the pulling plate 207, a limiting rod 209 is mounted at the top of the connector 2, one end of the limiting rod 209 extends into the connector 2, an air bag 210 is mounted on the inner wall of the connector 2, and the pulling plate 207 is pressed when the connector 2 needs to be closed, the pulling plate 207 is embedded into the connector 2, the pulling plate 207 moves to drive the connecting rod 206 to move, the connecting rod 206 moves to drive the piston 205 to move, the piston 205 moves to extrude gas in the groove body 203 and fill the gas bag 210, the gas bag 210 swells and is attached to the outer wall of the matching block 202, then the limiting rod 209 is rotated to enable the limiting rod 209 to be embedded into the clamping groove 208, the pulling plate 207 is fixed, the connector 2 is sealed and closed, when the connector is required to be opened, the limiting rod 209 is reversed, the pulling plate 207 is not limited any more, the piston 205 is restored by stretching the spring 204, the gas bag 210 is restored, and the connector 2 is opened, the structure enables the connector 2 to be conveniently closed and opened, and the practicability is improved;

referring to fig. 1 and 4, a fixed block 3 is installed at the end of a main pipe 1, a sliding groove 301 is formed in the fixed block 3, a motor 4 is installed on the inner wall of the sliding groove 301, a threaded rod 401 is installed at the output end of the motor 4, a sliding block 5 is installed on the outer wall of the threaded rod 401, a second spring 501 is installed on the inner wall of the sliding block 5, a telescopic rod 6 is installed on the inner wall of the sliding block 5, a clamping block 601 is installed at one end of the telescopic rod 6, one end of the second spring 501 is connected with the outer wall of the clamping block 601, when the main pipe 1 is connected with a pump, an output end flange of the pump is inserted into the fixed block 3, the second spring 501 ejects the clamping block 601 out, the faraday disc is limited in the fixed block 3, then the motor 4 rotates to drive the threaded rod 401 to rotate, the threaded rod 401 rotates to drive the sliding block 5 to move, the sliding block 5 moves to drive the clamping block 601 to move, so that the faraday disc is tightly pressed on the fixed block 3, and therefore the main pipe 1 is quickly connected with the pump.

The working principle is that the main pipe 1 and the branch pipe 101 are connected between a vacuum pump and a filter flask, the tail end of the branch pipe 101 is connected with the connector 2, the connector can be opened and closed at any time without influencing the use of other branches, the occupied area is small, the pipeline can be extended to an operation table of each experimenter as required, the experimenter can conveniently use the connector at any time, when the connector 2 needs to be closed, the pulling plate 207 is pressed to be embedded into the connector 2, the pulling plate 207 moves to drive the connecting rod 206 to move, the connecting rod 206 moves to drive the piston 205 to move, the piston 205 moves to extrude the gas in the groove body 203 to be filled into the air bag 210, the air bag 210 swells to be attached to the outer wall of the matching block 202, then the limiting rod 209 is rotated to enable the limiting rod 209 to be embedded into the clamping groove 208, the pulling plate 207 is fixed, and the connector 2 is blocked and closed, when needing to open, with the reversal of restriction pole 209, make arm-tie 207 no longer restrict, its tensile spring 204 one number restores piston 205, make gasbag 210 reconversion, thereby make and connect 2 to open, this structure makes the closing and opening of connecting 2 comparatively convenient, the practicality is improved, when being responsible for 1 and being connected with the pump, insert the output ring flange of pump in fixed block 3, its spring 501 two numbers pops out fixture block 601, make the faraday's dish restriction in fixed block 3, motor 4 is rotatory to drive threaded rod 401 rotatory afterwards, threaded rod 401 is rotatory to drive slider 5 and moves, slider 5 removes and drives fixture block 601 and move, the flange that the pump output was driven in the removal of fixture block 601 makes the faraday's dish be sticis on fixed block 3, thereby accomplish the quick connection of being responsible for 1 and pump.

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.

Claims (6)

1. The utility model provides a biological laboratory portable suction filtration connector, is including being responsible for (1), branch pipe (101), connecting (2) and fixed block (3), its characterized in that: the end part of the branch pipe (101) is provided with a joint (2);

the inner wall of the joint (2) is provided with a strut (201), one end of the strut (201) is provided with a matching block (202), a groove body (203) is formed in the joint (2), a spring (204) is installed on the inner wall of the groove body (203), a piston (205) is installed at one end of the spring (204), the outer wall of the piston (205) is attached to the inner wall of the groove body (203), the outer wall of the piston (205) is provided with a connecting rod (206), one end of the connecting rod (206) is provided with a pull plate (207), the top of the pull plate (207) is provided with a clamping groove (208), the top of the joint (2) is provided with a limiting rod (209), one end of the limiting rod (209) extends into the joint (2), and an air bag (210) is installed on the inner wall of the joint (2);

the end part of the main pipe (1) is provided with a fixing block (3).

2. The portable suction filtration connector for biological laboratories according to claim 1, wherein: the outer wall of the main pipe (1) is provided with a plurality of groups of branch pipes (101).

3. The portable suction filtration connector for biological laboratories of claim 1, wherein: the inside of the fixed block (3) is provided with a sliding groove (301).

4. The portable suction filtration connector for biological laboratories of claim 3, wherein: motor (4) are installed to the inner wall of spout (301), and threaded rod (401) are installed to the output of motor (4).

5. The portable suction filtration connector for biological laboratories according to claim 4, wherein: slider (5) are installed to the outer wall of threaded rod (401), and No. two spring (501) are installed to the inner wall of slider (5).

6. The portable suction filtration connector for biological laboratories according to claim 5, wherein: the inner wall of the sliding block (5) is provided with a telescopic rod (6), one end of the telescopic rod (6) is provided with a clamping block (601), and one end of the second spring (501) is connected with the outer wall of the clamping block (601).

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