CN213824879U - Electric suction-assisting device capable of automatically stopping liquid suction when maximum liquid suction amount is reached - Google Patents

Abstract

The utility model discloses an electronic helping of imbibition device that can automatic shutdown imbibition of maximum imbibition volume is reached, including helping the aspirator, help the first suction tube that helps of one end fixedly connected with of aspirator, the first inside fixed mounting who helps the suction tube has electric putter, the first inside fixedly connected with fixed plate who helps the suction tube, the one end of electric putter piston rod runs through fixed plate fixedly connected with rubber piston, and the lower extreme of fixed plate is provided with buffering subassembly, rubber piston's upper end fixedly connected with lug, and the upper end of lug is provided with the inductive head. The utility model discloses when using, be provided with the inductive head through the inside at first helping suction tube, when the kicking block touches the inductive head, bee calling organ can send out the police dispatch newspaper for remind the staff, and can make imbibition work obtain the buffering through buffering the subassembly, when buffering the subassembly and reacing furthest, will make the imbibition automatic shutdown, avoid causing the waste, pollute the pipettor, it is very convenient to use.

Description

Electric suction-assisting device capable of automatically stopping liquid suction when maximum liquid suction amount is reached

Technical Field

The utility model relates to an assist aspirator equipment technical field specifically is an electronic device of helping inhaling that can the automatic shutdown imbibition of maximum imbibition volume.

Background

The sucking aid, also called liquid transferring gun, is a metering tool for transferring liquid from one container to another container in a certain range, and is widely used in clinical diagnosis laboratory, biotechnology laboratory, pharmaceutical and chemical laboratory, environmental laboratory and food laboratory.

In the using process of the electric suction aid, the maximum liquid suction amount is generally controlled manually, liquid is sucked into the electric suction aid at an excessively high speed sometimes, waste is easily caused, a liquid transfer device is polluted, the existing electric suction aid cannot automatically remind when reaching the maximum liquid suction amount, liquid suction cannot be automatically stopped at the same time, and the use is very inconvenient.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an electronic helping suction device that reaches maximum imbibition volume ability automatic shutdown imbibition is provided with the inductive head through the inside at first helping suction tube, when the inductive head is touched to the kicking block, bee calling organ can send out the police dispatch newspaper for remind the staff, and can make imbibition work obtain the buffering through buffering the subassembly, when buffering the subassembly reachs furthest, will make the imbibition automatic shutdown, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a reach electronic helping suction device of maximum imbibition volume ability automatic shutdown imbibition, includes helps the aspirator, the first section of thick bamboo that helps the first help of one end fixedly connected with of aspirator, the lower extreme of the first section of thick bamboo that helps is provided with the second and helps the suction cylinder, the lower extreme intercommunication of the second help the suction cylinder helps the suction head, the inside fixed mounting of the first section of thick bamboo that helps has electric putter, the inside fixedly connected with fixed plate of the first section of thick bamboo that helps, the one end of electric putter piston rod runs through fixed plate fixedly connected with rubber piston, the lower extreme of fixed plate is provided with the buffering subassembly, rubber piston's upper end fixedly connected with lug, the upper end of lug is provided with the inductive head.

Preferably, the suction aid is provided with a switch button, and the side wall of the suction aid is provided with a liquid suction button and a liquid outlet button.

Preferably, the outer wall of the first suction-assisting cylinder is provided with an external thread, the inner wall of the second suction-assisting cylinder is provided with an internal thread matched with the external thread in the axial direction, and the first suction-assisting cylinder is in threaded connection with the second suction-assisting cylinder.

Preferably, the buffering component and the bump are arranged in an aligned manner, and the buffering component and the bump are symmetrically provided with two groups.

Preferably, the buffer component comprises an outer barrel, the upper end of the outer barrel is fixedly connected to the lower end of the fixing plate, an inner rod is connected to the inner portion of the outer barrel in a sliding mode, one end of the inner rod is fixedly connected with a top block, the other end of the inner rod is fixedly connected with a baffle, the baffle is located inside the outer barrel, a compression spring is fixedly connected to the inner top of the outer barrel, and the other end of the compression spring is fixedly connected to one side of the baffle.

Preferably, the upper end of the suction aid is fixedly provided with a buzzer, and the buzzer is in signal connection with the induction head.

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

the utility model has the advantages that one end of the electric push rod piston rod penetrates through the fixed plate and is fixedly connected with the rubber piston, the lower end of the fixed plate is provided with the buffer component, the upper end of the rubber piston is fixedly connected with the lug, the upper end of the lug is provided with the sensing head, the buffer component comprises the outer barrel, the inner rod is connected inside the outer barrel in a sliding way, one end of the inner rod is fixedly connected with the ejector block, the other end of the inner rod is fixedly connected with the baffle plate, the compression spring is arranged between the baffle plate and the inner top of the outer barrel, the upper end of the suction assisting device is fixedly provided with the buzzer, the signal connection between the buzzer and the sensing head is designed, when the electric push rod drives the rubber piston to move upwards to suck liquid, the sensing head moves upwards to touch the ejector block buzzer to send an alarm to remind a worker, the liquid sucking work can be buffered through the buffer component, when the buffer component reaches the maximum limit, the rubber piston can be prevented from moving upwards, so that the liquid suction can be automatically stopped, the waste and pollution to the liquid transfer device are avoided, and the use is very convenient.

Drawings

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

FIG. 2 is a schematic cross-sectional view of a first suction-assist cylinder and a second suction-assist cylinder of the present invention;

fig. 3 is a schematic cross-sectional structural view of the buffering assembly of the present invention.

In the figure: 1. a suction aid; 2. a switch button; 3. a liquid suction button; 4. a liquid outlet button; 5. a first suction-assist cylinder; 6. a second suction-assist cylinder; 7. an external thread; 8. an internal thread; 9. a suction assisting head; 10. an electric push rod; 11. a rubber piston; 12. a fixing plate; 13. a buffer assembly; 14. a bump; 15. an inductive head; 16. a buzzer; 17. an outer cylinder; 18. an inner rod; 19. a top block; 20. a baffle plate; 21. compressing the spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying 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 work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution:

an electric suction-assisting device capable of automatically stopping liquid suction when the maximum liquid suction amount is reached comprises a suction-assisting device 1, wherein a switch button 2 is arranged on the suction-assisting device 1, a liquid suction button 3 and a liquid outlet button 4 are arranged on the side wall of the suction-assisting device 1, the switch button 2 is used for opening the suction-assisting device 1, a rubber piston 11 is driven to move upwards by pressing an electric push rod 10 of the liquid suction button 3 for liquid suction, and the rubber piston 11 is driven to move downwards by pressing an electric push rod 10 of the liquid outlet button 4 for liquid outlet;

one end of the suction aid 1 is fixedly connected with a first suction aid cylinder 5, the lower end of the first suction aid cylinder 5 is provided with a second suction aid cylinder 6, the outer wall of the first suction aid cylinder 5 is provided with an external thread 7, the inner wall of the second suction aid cylinder 6 is provided with an internal thread 8 which is matched with the external thread 7 in the direction, the first suction aid cylinder 5 and the second suction aid cylinder 6 are in threaded connection, the lower end of the second suction aid cylinder 6 is communicated with a suction aid head 9, the first suction aid cylinder 5 and the second suction aid cylinder 6 are convenient to disassemble and clean through threads, and the external thread 7 and the internal thread 8 are both provided with taper sealing threads;

an electric push rod 10 is fixedly arranged inside the first suction assisting barrel 5, a fixing plate 12 is fixedly connected inside the first suction assisting barrel 5, one end of a piston rod of the electric push rod 10 penetrates through the fixing plate 12 and is fixedly connected with a rubber piston 11, and the electric push rod 10 is utilized to drive the rubber piston 11 to move upwards or downwards for sucking liquid and discharging liquid;

the lower end of the fixed plate 12 is provided with a buffer component 13, the upper end of the rubber piston 11 is fixedly connected with a convex block 14, the upper end of the convex block 14 is provided with a sensing head 15, the buffer component 13 and the convex block 14 are arranged in an alignment manner, the buffer component 13 and the convex block 14 are symmetrically arranged in two groups, the buffer component 13 comprises an outer barrel 17, the upper end of the outer barrel 17 is fixedly connected with the lower end of the fixed plate 12, the inner rod 18 is connected in the outer barrel 17 in a sliding manner, one end of the inner rod 18 is fixedly connected with a top block 19, the other end of the inner rod 18 is fixedly connected with a baffle plate 20, the baffle plate 20 is positioned in the outer barrel 17, the inner top of the outer barrel 17 is fixedly connected with a compression spring 21, the other end of the compression spring 21 is fixedly connected with one side of the baffle plate 20, the liquid suction work can be buffered through the buffer component 13, when the buffer component 13 reaches the maximum limit, the rubber piston 11 can be prevented from moving upwards, thereby automatically stopping the liquid suction, and avoiding waste and pollution to the liquid suction device;

the upper end of the suction aid 1 is fixedly provided with a buzzer 16, the buzzer 16 is in signal connection with the induction head 15, and when the induction head 15 moves upwards and touches the top block 19, the buzzer 16 gives an alarm to remind a worker.

The working principle is as follows: when the utility model is used, the switch button 2 is arranged on the suction aid 1, the liquid absorption button 3 and the liquid outlet button 4 are arranged on the side wall of the suction aid 1, the switch button 2 is used for opening the suction aid 1, the rubber piston 11 is driven to move upwards by the electric push rod 10 when the liquid absorption button 3 is pressed down, liquid absorption is carried out, the rubber piston 11 is driven to move downwards by the electric push rod 10 when the liquid outlet button 4 is pressed down, and liquid is discharged;

an electric push rod 10 is fixedly installed inside the first suction assisting cylinder 5, a fixing plate 12 is fixedly connected inside the first suction assisting cylinder 5, one end of a piston rod of the electric push rod 10 penetrates through the fixing plate 12 and is fixedly connected with a rubber piston 11, a buffer component 13 is arranged at the lower end of the fixing plate 12, a bump 14 is fixedly connected to the upper end of the rubber piston 11, an induction head 15 is arranged at the upper end of the bump 14, the buffer component 13 and the bump 14 are arranged in an aligned mode, the buffer component 13 comprises an outer cylinder 17, an inner rod 18 is slidably connected inside the outer cylinder 17, an ejector block 19 is fixedly connected to one end of the inner rod 18, a baffle 20 is fixedly connected to the other end of the inner rod 18, a compression spring 21 is arranged between the baffle 20 and the inner top of the outer cylinder 17, a buzzer 16 is fixedly installed at the upper end of the suction assisting device 1, and the buzzer 16 is in signal connection with the induction head 15;

utilize electric putter 10 to drive rubber piston 11 and when upwards moving and carrying out the imbibition, the response head 15 upwards moves and touches 19 bee calling organ 16 of kicking block and will send out the police dispatch newspaper for remind the staff, and can make imbibition work obtain the buffering through buffering subassembly 13, when buffering subassembly 13 reachs furthest, will prevent rubber piston 11 and upwards move, thereby make imbibition automatic stop, avoid causing the waste, pollute the pipettor, it is very convenient to use.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides an reach electronic help suction device of maximum imbibition volume ability automatic shutdown imbibition, includes and helps aspirator (1), its characterized in that: the utility model discloses a suction device, including helping suction device (1), help the one end fixedly connected with of suction device (1) first help and inhale a section of thick bamboo (5), the lower extreme of first help and inhale a section of thick bamboo (5) is provided with the second and helps a suction cylinder (6), the lower extreme intercommunication of second help suction cylinder (6) helps suction head (9), the inside fixed mounting of first help suction cylinder (5) has electric putter (10), the inside fixedly connected with fixed plate (12) of first help suction cylinder (5), the one end of electric putter (10) piston rod runs through fixed plate (12) fixedly connected with rubber piston (11), the lower extreme of fixed plate (12) is provided with buffering subassembly (13), the upper end fixedly connected with lug (14) of rubber piston (11), the upper end of lug (14) is provided with inductive head (15).

2. An electric suction-assisting device capable of automatically stopping suction up to a maximum liquid suction amount according to claim 1, wherein: the suction aid (1) is provided with a switch button (2), and the side wall of the suction aid (1) is provided with a liquid suction button (3) and a liquid outlet button (4).

3. An electric suction-assisting device capable of automatically stopping suction up to a maximum liquid suction amount according to claim 1, wherein: the outer wall of the first suction-assisting barrel (5) is provided with an external thread (7), the inner wall of the second suction-assisting barrel (6) is provided with an internal thread (8) matched with the external thread (7), and the first suction-assisting barrel (5) is in threaded connection with the second suction-assisting barrel (6).

4. An electric suction-assisting device capable of automatically stopping suction up to a maximum liquid suction amount according to claim 1, wherein: buffer block (13) and lug (14) are the alignment setting, buffer block (13) and lug (14) all are the symmetry and are provided with two sets ofly.

5. An electric suction-assisting device capable of automatically stopping suction up to a maximum liquid suction amount according to claim 1, wherein: buffer unit (13) are including urceolus (17), the upper end fixed connection of urceolus (17) is in the lower extreme of fixed plate (12), pole (18) in the inside sliding connection of urceolus (17), the one end fixedly connected with kicking block (19) of pole (18), and the other end fixedly connected with baffle (20) of pole (18), baffle (20) are located the inside of urceolus (17), the interior top fixedly connected with compression spring (21) of urceolus (17), and the other end fixed connection of compression spring (21) is in one side of baffle (20).

6. An electric suction-assisting device capable of automatically stopping suction up to a maximum liquid suction amount according to claim 1, wherein: the upper end of the suction aid device (1) is fixedly provided with a buzzer (16), and the buzzer (16) is in signal connection with the induction head (15).

Images