CN113398830A

CN113398830A - Dispensing device

Info

Publication number: CN113398830A
Application number: CN202110800561.XA
Authority: CN
Inventors: 不公告发明人
Original assignee: Shijiazhuang Ruixiang Electronic Technology Co ltd
Current assignee: Shijiazhuang Bopu Information Technology Co ltd
Priority date: 2021-07-15
Filing date: 2021-07-15
Publication date: 2021-09-17

Abstract

The invention discloses a medicine dispenser, which comprises a damping assembly frame, wherein a power air source regulator is arranged on the damping assembly frame and is connected with an operating handle, the operating handle is detachably connected with a needle cylinder, and a coreless piston is arranged in the needle cylinder; the power air source regulator comprises a confluence plate body, a first electromagnetic valve and a second electromagnetic valve are respectively communicated with two corresponding end portions of the first channel and the second channel at the same side, a third electromagnetic valve is communicated with a third channel and a fourth channel, the fourth electromagnetic valve is communicated with one end of the fourth channel far away from the third channel, the first electromagnetic valve is communicated with the positive pressure quick connector, the second electromagnetic valve is communicated with the negative pressure quick connector, the third electromagnetic valve is connected with a pressure switch, and the fourth electromagnetic valve is also respectively communicated with a pressure reducing device and an air outlet quick connector. The invention realizes the purposes of reasonable structural arrangement, low investment cost and stable operation, and reduces the amplitude of the dispenser in the using process. The invention is applicable to the technical field of medicine dispensers.

Description

Dispensing device

Technical Field

The invention belongs to the technical field of medicine dispensers, and particularly relates to a medicine dispenser.

Background

At present, in the process of dispensing of medical personnel, generally adopt medicine taker (cylinder) to aspirate the liquid medicine to in infusing medicine bag or powder medicine bottle with the liquid medicine that aspirates, make the liquid medicine mix or dissolve powdered medicine, especially in the peak period of dispensing, medical personnel frequently operate, intensity of labour is big. In order to reduce labor intensity, the medicine dispenser is used for dispensing medicine, the medicine dispenser is mainly connected with the electromagnetic valve through the valve island, and the medicine dissolving device pumps liquid medicine through the conversion of the electromagnetic valve. However, the existing valve island base has too many channels, more electromagnetic valves, unreasonable structural arrangement and larger noise, thereby affecting the operation stability of the whole equipment and increasing the investment cost.

Disclosure of Invention

The invention provides a medicine dispenser which is used for achieving the purposes of reasonable structural arrangement, low input cost and stable operation.

In order to achieve the purpose, the technical scheme adopted by the invention is as follows:

the utility model provides a medicine dispenser, is including installing the shock attenuation assembly frame in the host computer in install the power air supply adjuster on the shock attenuation assembly frame, power air supply adjuster is connected with operating handle, operating handle can dismantle and be connected with the cylinder, and the cylinder embeds there is no core rod piston.

Furthermore, the power air source regulator comprises a collecting plate body with a first channel, a second channel, a third channel and a fourth channel, wherein the second channel is communicated with the third channel, a first electromagnetic valve and a second electromagnetic valve are respectively communicated with two corresponding end parts at the same side of the first channel and the second channel, the third electromagnetic valve is communicated with the third channel and the fourth channel, the fourth electromagnetic valve is communicated with one end of the fourth channel far away from the third channel, the first electromagnetic valve is communicated with the positive pressure quick connector, the second electromagnetic valve is communicated with the negative pressure quick connector, the third electromagnetic valve is connected with the pressure switch, and the fourth electromagnetic valve is also respectively communicated with the pressure reducing device and the air outlet quick connector; and the positive pressure quick connector, the negative pressure quick connector, the pressure switch, the pressure reducing device and the air outlet quick connector are all arranged on the bus board body.

Furthermore, one end of the bus bar body, which is located in the first channel, is communicated with a first mounting hole A, one end of the second channel is communicated with a second mounting hole A, the second mounting hole A is communicated with a third channel, a first through hole penetrating through the bus bar body is formed in the bus bar body and is close to the first mounting hole A and the second mounting hole A, a positive pressure quick connector is formed at one end of the first through hole, the first electromagnetic valve is connected with the bus bar body through the first mounting hole A, the second mounting hole A and the first through hole, and the positive pressure quick connector is connected with the bus bar body through the positive pressure quick connector.

Furthermore, a first mounting hole B is communicated with the other end of the first channel on the bus bar body, a second mounting hole B is communicated with the other end of the second channel, a second through hole penetrating through the bus bar body is formed between the first mounting hole B and the second mounting hole B on the bus bar body, the second electromagnetic valve is connected with the bus bar body through the first mounting hole B, the second mounting hole B and the second through hole, a negative pressure quick-plug port is formed at one end of the second through hole, and the negative pressure quick-plug connector is connected with the bus bar body through the negative pressure quick-plug port; and a first filtering silencer interface communicated with the first channel is arranged on the bus bar body and between the first mounting hole A and the first mounting hole B, and the first filtering silencer is arranged on the bus bar body through the first filtering silencer interface.

Further, shock attenuation assembly frame demountable installation is in medicine dispenser's casing, shock attenuation assembly frame including relative setting and first curb plate and the second curb plate that is parallel to each other, in lower extreme between first curb plate and the second curb plate has linked firmly the bottom plate, has constructed respectively in the upper end of first curb plate and second curb plate and has connected the angle, in two form the assembly mouth between the connection angle, first curb plate, second curb plate, bottom plate and two connection angles enclose and constitute the assembly chamber, and the double-purpose compressor is installed on the bottom plate and is located the assembly intracavity, and the cylinder manifold body stretches into the assembly intracavity through two connection angles and shock attenuation assembly frame attach, and installs the part in cylinder manifold body lower extreme through the assembly mouth.

Furthermore, each connecting angle comprises two connecting laths, the two connecting laths extend from two sides of the upper end part of the first side plate or the second side plate to the second side plate or the first side plate along the horizontal direction, four corners of the bus bar body are respectively connected with the connecting laths on the first side plate and the second side plate, and the two connecting laths on the first side plate or the second side plate are parallel to each other.

Furthermore, a first connecting plate and a second connecting plate are detachably connected to the lower portion of the side face of one side, away from each other, of the first side plate and the second side plate respectively, the first connecting plate and the second connecting plate are horizontally arranged respectively and are connected with the inner wall of the shell respectively; the dual-purpose compressor is connected with the bottom plate through the first shock absorption seat and the second shock absorption seat, and the first shock absorption seat and the second shock absorption seat are respectively located at the lower parts of the two ends of the dual-purpose compressor.

Furthermore, the operating handle comprises an SMC linear filter which is assembled in the shell, the inlet end of the SMC linear filter is communicated with a host connecting joint through a first conduit, the outlet end of the SMC linear filter is connected through a second conduit needle cylinder connector, the host connecting joint is fixed at one end of the shell, the needle cylinder connector is fixed at the other end of the shell, and a control unit is assembled on the shell; the control unit is provided with a high-speed dissolving key, a backward air suction key and a low-speed air exhaust key, the high-speed dissolving key, the backward air suction key and the low-speed air exhaust key are constructed on a key board, the key board is assembled on a control circuit board, and the control circuit board is connected with a pneumatic control system of the medicine dispenser.

Furthermore, the shell comprises a first half shell for fixing the control unit and a second half shell which is mutually buckled and clamped with the first half shell, and the first half shell and the second half shell are buckled and clamped to form a complete shell; the second half shell comprises a shell A and a shell B which are spliced with each other, and the shell A and the shell B are spliced end to form the second half shell.

Furthermore, an assembly opening is formed in the shell, the key board is installed at the assembly opening, and the high-speed dissolving key, the backward air suction key and the low-speed exhaust key extend out of the shell through the assembly opening; an assembly groove is formed in one end, connected with the host connection joint, of the shell, the host connection joint is fixed on the mounting plate, the mounting plate is mounted in the assembly groove, and the mounting plate is fixedly connected with the shell through a plurality of fastening bolts.

Due to the adoption of the structure, compared with the prior art, the invention has the technical progress that: the invention effectively reduces the arrangement of the electric elements on the controller, improves the stability of the whole equipment in the operation process, greatly reduces the production difficulty, effectively reduces the number of the electromagnetic valves and reduces the input cost; the damping assembly frame disclosed by the invention has the advantages that the positions of all parts arranged in the machine shell of the medicine dispenser are reasonable, the amplitude of the medicine dispenser in the using process is reduced, and the parts in the machine shell are convenient to disassemble, assemble and maintain.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings:

FIG. 1 is a schematic structural diagram of a power air supply regulator according to an embodiment of the present invention;

FIG. 2 is a schematic view of another angle of the power air source regulator according to the embodiment of the present invention;

FIG. 3 is a schematic structural diagram of a bus bar body according to an embodiment of the invention;

FIG. 4 is a schematic diagram of a dispenser pneumatic control system according to an embodiment of the present invention;

FIG. 5 is a schematic structural view of a shock absorbing mounting frame according to an embodiment of the present invention;

FIG. 6 is a schematic structural diagram of the shock-absorbing assembly frame connected to a dual-purpose compressor and a bus bar body with each component installed therein according to an embodiment of the present invention;

FIG. 7 is a schematic view of the structure of FIG. 6 from another angle;

FIG. 8 is a schematic structural view of an operating handle according to an embodiment of the present invention;

FIG. 9 is a schematic view of the structure of FIG. 8 at another angle;

fig. 10 is an exploded view of the structure of the operating handle according to the embodiment of the present invention.

Labeling components: 100-a bus board body, 101-a first channel, 102-a second channel, 103-a third channel, 104-a fourth channel, 105-a first through hole, 106-a second mounting hole A, 107-a first mounting hole A, 108-a positive pressure quick connector, 109-a first filtering silencer interface, 110-a second through hole, 111-a second mounting hole B, 112-a first mounting hole B, 113-a negative pressure quick connector, 114-a fourth mounting hole A, 115-a third mounting hole A, 116-a third mounting hole B, 117-a pressure switch connector, 118-a second filtering silencer interface, 119-a fourth mounting hole B, 120-a third through hole, 121-a fourth through hole, 122-an air outlet quick connector, 123-a pressure reducing equipment connector, 201-first solenoid valve, 202-second solenoid valve, 203-third solenoid valve, 204-fourth solenoid valve, 205-positive pressure quick connector, 206-negative pressure quick connector, 207-pressure reducing valve, 208-air outlet quick connector, 209-first filtering silencer, 210-second filtering silencer, 211-pressure switch, 301-first side plate, 302-second side plate, 303-first connecting plate, 304-second connecting plate, 305-bottom plate, 306-connecting plate, 307-assembly port, 308-first damper seat, 309-second damper seat, 310-assembly cavity, 400-dual-purpose compressor, 500-shell, 501-shell A, 502-shell B, 503-first half shell, 504-assembly port, 505-assembly groove, 506-key board, 5061-high-speed dissolving key, 5062-backward air suction key, 5063-low-speed air exhaust key, 507-control circuit board, 508-syringe connector, 509-connecting seat, 510-second conduit, 511-SMC linear filter, 512-first conduit, 513-host connecting joint and 514-mounting plate.

Detailed Description

Preferred embodiments of the present invention will be described below with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are for purposes of illustration and explanation only and are not intended to limit the present invention.

The invention discloses a medicine dispenser, which comprises a damping assembly frame arranged in a host machine, wherein a power air source regulator is arranged on the damping assembly frame and is connected with an operating handle, the operating handle is detachably connected with a needle cylinder, and a coreless piston is arranged in the needle cylinder; the power air source regulator comprises a collecting plate body 100, and a first electromagnetic valve 201, a second electromagnetic valve 202, a third electromagnetic valve 203 and a fourth electromagnetic valve 204 which are respectively arranged on the collecting plate body 100, wherein the collecting plate body 100 is provided with a first channel 101, a second channel 102, a third channel 103 and a fourth channel 104, the second channel 102 is communicated with the third channel 103, the first electromagnetic valve 201 and the second electromagnetic valve 202 are respectively communicated with two corresponding end parts at the same side of the first channel 101 and the second channel 102, the third electromagnetic valve 203 is communicated with the third channel 103 and the fourth channel 104, the fourth electromagnetic valve 204 is communicated with one end of the fourth channel 104 far away from the third channel 103, the first electromagnetic valve 201 is communicated with a positive pressure quick connector 205, the second electromagnetic valve 202 is communicated with a negative pressure quick connector 206, the third electromagnetic valve 203 is connected with a pressure switch 211, the fourth electromagnetic valve 204 is also respectively communicated with a pressure reducing device and an air outlet quick connector 208, the pressure reducing device is typically a pressure reducing valve 207; and the positive pressure quick connector 205, the negative pressure quick connector 206, the pressure switch 211, the pressure reducing device and the air outlet quick connector 208 are all installed on the bus board body 100. The working principle and the advantages of the invention are as follows: according to the invention, at least two of the four channels are communicated with each other by adopting the four channels through the plurality of electromagnetic valves, so that the medicine dissolver can pump and deliver the liquid medicine; when the medicine needs to be pushed and dissolved at a high speed, positive pressure gas flow is discharged from the outside through the third channel 103, the fourth channel 104 and the gas outlet quick connector 208, so that the medicine dissolving device pushes liquid medicine or gas in the medicine dissolving device at a high speed, and the medicine is dissolved quickly; when the air suction is carried out backwards, negative pressure airflow is discharged from the negative pressure quick connector 206, the second channel 102, the third channel 103 and the fourth channel 104 through the air outlet quick connector 208; when the air is exhausted at a low speed, positive pressure air flow flows from the positive pressure quick connector 205, the third channel 103, the fourth channel 104 and finally to the pressure reducing device; therefore, the arrangement of the electrical elements on the controller is effectively reduced, the stability of the whole equipment in the operation process is improved, the production difficulty is greatly reduced, the number of the electromagnetic valves is effectively reduced, and the input cost is reduced.

As a preferred embodiment of the present invention, as shown in fig. 3, a first mounting hole a107 is communicated with one end of the bus bar body 100, which is located at the first channel 101, a second mounting hole a106 is communicated with one end of the second channel 102, the second mounting hole a106 is communicated with the third channel 103, a first through hole 105 penetrating through the bus bar body 100 is opened on the bus bar body 100 and near the first mounting hole a107 and the second mounting hole a106, a positive pressure quick connector 108 is formed at one end of the first through hole 105, the first solenoid valve 201 is connected with the bus bar body 100 through the first mounting hole a107, the second mounting hole a106 and the first through hole 105, and the positive pressure quick connector 205 is connected with the bus bar body 100 through the positive pressure quick connector 108.

As a preferred embodiment of the present invention, as shown in fig. 3, a first mounting hole B112 is communicated with the other end of the bus bar body 100, which is located at the first passage 101, a second mounting hole B111 is communicated with the other end of the second passage 102, a second through hole 110 penetrating through the bus bar body 100 is opened in the bus bar body 100, which is located between the first mounting hole B112 and the second mounting hole B111, a second solenoid valve 202 is connected to the bus bar body 100 through the first mounting hole B112, the second mounting hole B111 and the second through hole 110, a negative pressure quick-connect port 113 is formed at one end of the second through hole 110, and a negative pressure quick-connect plug 206 is connected to the bus bar body 100 through the negative pressure quick-connect port 113. In order to reduce noise, a first filtering silencer interface 109 communicated with the first passage 101 is disposed on the bus bar body 100 and between the first mounting hole a107 and the first mounting hole B112, and the first filtering silencer 209 is mounted on the bus bar body 100 through the first filtering silencer interface 109.

As a preferred embodiment of the present invention, as shown in fig. 3, a third mounting hole a115 is communicated with the bus bar body 100 and located on the third channel 103, a third mounting hole B116 communicated with the outside is opened on the bus bar body 100 and located close to the third mounting hole a115, a fourth mounting hole a114 is communicated with one end of the fourth channel 104, the third solenoid valve 203 is connected with the bus bar body 100 through the third mounting hole a115, the third mounting hole B116 and the fourth mounting hole a114, a pressure switch connection interface 117 is formed at one end of the fourth mounting hole a114, and the pressure switch 211 is connected with the bus bar body 100 through the pressure switch connection interface 117. In this embodiment, the junction box body 100 and the other end of the fourth channel 104 are connected to a fourth mounting hole B119, a third through hole 120 and a fourth through hole 121 penetrating through the junction box body 100 are respectively disposed on both sides of the fourth mounting hole B119, an air outlet quick connector 122 is formed at one end of the third through hole 120, the air outlet quick connector 208 is connected to the junction box body 100 through the air outlet quick connector 122, a pressure reducing device connecting interface 123 is formed at one end of the fourth through hole 121, and the pressure reducing device is connected to the junction box body 100 through the pressure reducing device connecting interface 123. In order to reduce noise, the second filtering silencer interface 118 is formed at one end of the third mounting hole B116, which is communicated with the outside, and the second filtering silencer 210 is mounted on the bus bar body 100 through the second filtering silencer interface 118.

The working principle and the advantages of the invention are as follows, as shown in fig. 4:

1. starting a first-stage self-cleaning function, electrifying the first electromagnetic valve 201 for 3S, and blowing positive pressure gas for self-cleaning through the positive pressure quick plug 205, the bus board body 100, the first electromagnetic valve 201, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the air outlet quick plug 208 and the three-way joint;

2. starting a self-cleaning function at the second stage, electrifying the first electromagnetic valve 201 and the fourth electromagnetic valve 204 for 3S, and blowing and self-cleaning positive pressure gas through the positive pressure quick connector 205, the confluence plate body 100, the first electromagnetic valve 201, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the pressure reducing valve 207 and the three-way joint;

3. the third solenoid valve 403 is energized;

4. high-speed dissolution function: receiving a signal of externally inputting pushing liquid medicine or gas, outputting the signal by a control system, powering on a first electromagnetic valve 201, powering off a third electromagnetic valve 203, outputting positive pressure to a needle tube by positive pressure gas flow through a positive pressure quick connector 205, a bus board body 100, the first electromagnetic valve 201, the third electromagnetic valve 203, a fourth electromagnetic valve 204, an air outlet quick connector 208 and a three-way connector, pushing a piston to advance so as to make liquid be pumped into an ampere-doubling bottle to dissolve powder at a high speed; when the external input signal disappears, the first electromagnetic valve 201 is powered off, the third electromagnetic valve 203 is powered on, the positive pressure in the needle tube is exhausted to the atmosphere through the second filtering silencer 210, and the piston stops advancing;

5. a backward air suction function: the negative pressure airflow passes through the negative pressure quick-plugging connector 206, the confluence plate body 100, the second electromagnetic valve 202, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the air outlet quick-plugging connector 208 and the three-way connector, outputs negative pressure to the needle tube, and pulls the piston to retreat so that liquid or mixed liquid is sucked into the needle tube. When the signal disappears, the second electromagnetic valve 202 is powered off, the third electromagnetic valve 203 is powered on, the negative pressure in the needle tube is exhausted to the atmosphere through the second filtering silencer 210, and the piston stops retreating;

6. low-speed exhaust function: receiving an externally input low-speed exhaust signal, outputting a signal by a control system, enabling the first electromagnetic valve 201 to be powered on, enabling the fourth electromagnetic valve 204 to be powered on, enabling the third electromagnetic valve 203 to be powered off, and outputting lower positive pressure to the needle tube to push the piston to advance at a low speed through positive pressure quick plug connectors 205, the bus board body 100, the first electromagnetic valve 201, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the reducing valve 207 and the three-way connector by positive pressure gas flow; when the signal continuously exceeds the set time, the control system automatically interrupts the output signal, the first electromagnetic valve 201 is powered off, the third electromagnetic valve 203 is powered on, the fourth electromagnetic valve 204 is powered off, the positive pressure in the needle tube is exhausted to the atmosphere through the second filtering silencer 210, and the piston stops advancing.

The pressure switch 211 is used for energizing the third electromagnetic valve 203 to release the pressure in the syringe when detecting that the system pressure in the above steps 4, 5 and 6 is greater than the set pressure, thereby ensuring that the syringe does not endure too high pressure. Because this embodiment has mated pneumatic switch, has realized the closed-loop control to atmospheric pressure, prevents that the too big needle tubing that leads to of pressure from breaking, and the condition of syringe needle departure appears, has guaranteed the safety in utilization of equipment.

As a preferred embodiment of the present invention, in order to mount each component on the manifold plate body 100 at a reasonable position, and to make the connected pipelines neat, and to facilitate maintenance, as shown in fig. 1-2, a first solenoid valve 201, a second solenoid valve 202, a third solenoid valve 203, and a fourth solenoid valve 204 are mounted on the same end face of the manifold plate body 100; the positive pressure quick connector 205, the negative pressure quick connector 206, the pressure switch 211, the pressure reducing device and the air outlet quick connector 208 are all installed on the other end face of the bus board body 100.

In a preferred embodiment of the present invention, a plurality of mounting holes are formed in the bus bar body 100, and the bus bar body 100 is fixed to an object by bolts that fit into the mounting holes. Moreover, in order to improve the strength and facilitate the manufacturing, the bus bar body 100 is a metal material member integrally formed.

As a preferred embodiment of the present invention, as shown in fig. 5-7, the shock mount frame is removably mounted within the housing of the dispenser, wherein the shock absorbing assembly frame comprises a first side plate 301 and a second side plate 302 which are parallel to each other, and the first side plate 301 and the second side plate 302 are oppositely arranged, a bottom plate 305 is fixedly connected to the lower end between the first side plate 301 and the second side plate 302, connecting angles are respectively formed at the upper ends of the first side plate 301 and the second side plate 302, an assembling opening 307 is formed between the two connecting angles, the first side plate 301, the second side plate 302, the bottom plate 305 and the two connecting angles enclose an assembling cavity 310, the dual-purpose compressor 400 is installed on the bottom plate 305 and is positioned in the assembling cavity 310, the bus bar body 100 is connected with the shock absorption assembling frame through the two connecting angles, and the components mounted on the lower end of the manifold body 100 project into the fitting chamber 310 through the fitting opening 307. The working principle and the advantages of the invention are as follows: the assembly cavity 310 is formed by enclosing a first side plate 301, a second side plate 302, a bottom plate 305 and two connecting angles, the assembly cavity 310 is non-closed, and other parts except the positions of the first side plate 301, the second side plate 302 and the bottom plate 305 are all open, so that when the first side plate 301, the second side plate 302 and the bottom plate 305 bear external force and vibrate, the external force can be timely and effectively unloaded by the three parts, and the damage of parts caused by vibration is avoided; moreover, the bus bar body 100 is installed between the two connecting angles, and the components installed at the lower end of the bus bar body 100 extend into the assembly cavity 310 through the assembly port 307, so that the whole structure is cleaner and more reasonable, when the components at the upper part of the bus bar body 100 need to be maintained, the bus bar body 100 can be directly disassembled and replaced, when the components at the lower part of the bus bar body 100 need to be maintained, the bus bar body 100 and the connecting angles can be disassembled, and the bus bar body 100 can be disassembled and replaced by overturning; meanwhile, as the dual-purpose compressor 400 is mounted on the bottom plate 305, the vibration generated in the operation process of the dual-purpose compressor 400 is shared by the bottom plate 305, the first side plate 301 and the second side plate 302, and the vibration borne by each component on the bus bar body 100 is sufficiently reduced; in conclusion, the invention ensures that all parts arranged in the machine shell of the dispensing machine are reasonable in position, reduces the amplitude of the dispensing machine in the using process and is convenient for the disassembly, assembly and maintenance of all parts in the machine shell.

As a preferred embodiment of the present invention, as shown in fig. 5, each connecting corner includes two connecting slats 306, the two connecting slats 306 extend from two sides of the upper end of the first side plate 301 or the second side plate 302 to the second side plate 302 or the first side plate 301 along the horizontal direction, that is, the connecting slat 306 on the first side plate 301 extends to the second side plate 302, the connecting slat 306 on the second side plate 302 extends to the first side plate 301, and four corners of the bus bar body 100 are connected to the connecting slats 306 on the first side plate 301 and the second side plate 302, respectively. The two connecting slats 306 on the first side plate 301 or the second side plate 302 of this embodiment are parallel to each other, so that the installation of the bus board body 100 is more reasonable, and the capability of dispersing vibration is stronger.

As a preferred embodiment of the present invention, in order to improve the integration of the shock-absorbing assembly frame and the housing of the dispenser, as shown in fig. 5, a first connecting plate 303 and a second connecting plate 304 are detachably connected to the lower portions of the sides of the first side plate 301 and the second side plate 302 away from each other, and the first connecting plate 303 and the second connecting plate 304 are horizontally arranged and connected to the inner wall of the housing.

As a preferred embodiment of the present invention, in order to sufficiently reduce the vibration generated during the operation of the dual-purpose compressor 400, as shown in fig. 6 to 7, a first damper seat 308 and a second damper seat 309 are installed on the base plate 305, the dual-purpose compressor 400 is connected to the base plate 305 through the first damper seat 308 and the second damper seat 309, and the first damper seat 308 and the second damper seat 309 are respectively located at lower portions of both ends of the dual-purpose compressor 400. In order to facilitate separate installation of various types of components, an electrical control board is installed on a side surface of the first side plate 301 away from the second side plate 302, a solenoid valve is installed at an upper end of the bus bar body 100, and other components are installed in the assembly cavity 310.

As a preferred embodiment of the present invention, as shown in fig. 8 to 10, the operating handle includes a housing 500, an SMC linear filter 511, a main unit connecting joint 513, and a syringe connecting joint 508, wherein the SMC linear filter 511 is assembled in the housing 500, the SMC linear filter 511 and the main unit connecting joint 513 are assembled at both ends of the housing 500, an inlet end of the SMC linear filter 511 is communicated with the main unit connecting joint 513 through a first conduit 512, and an outlet end of the SMC linear filter 511 is connected to the syringe connecting joint 508 through a second conduit 510. The present invention is provided with a control unit having a high-speed dissolving key 5061, a backward suction key 5062 and a low-speed exhaust key 5063, wherein the high-speed dissolving key 5061, the backward suction key 5062 and the low-speed exhaust key 5063 are formed on a key sheet 506, the key sheet 506 is mounted on a control circuit board 507, and the control circuit board 507 is connected to a dispenser pneumatic control system. The working principle and the advantages of the invention are as follows: when the medical personnel control each key, the pneumatic control system of the medicine dispenser makes corresponding action so as to realize the function of each key; specifically, when the medical staff presses the high-speed dissolving key 5061, the piston in the injector (medicine taking device) moves towards the needle head at a high speed to rapidly push out gas or liquid, and when the key is released, the piston stops moving; when the backward suction key 5062 is pressed, the piston in the injector moves towards the handle at a high speed to suck gas or liquid into the injector, and when the key is released, the piston stops moving; when the low-speed exhaust key 5063 is pressed, the piston in the injector slowly moves towards the needle head to slowly push out the gas near the needle head, after the key is pressed for a set time, the piston stops moving to prevent the liquid from spraying out, and if the low-speed exhaust key 5063 needs to be pressed again to exhaust again; in conclusion, the invention improves the operation safety, greatly improves the proportioning accuracy of the medicine and simultaneously reduces the operation difficulty of medical staff.

As a preferred embodiment of the present invention, as shown in fig. 4, the pneumatic control system of the dispenser includes an air filter, a fourth electromagnetic valve 204 and a pressure reducing valve 207 respectively connected through a three-way joint, the pressure reducing valve 207 is connected with the fourth electromagnetic valve 204, the fourth electromagnetic valve 204 is connected with an air outlet quick connector 208, the fourth electromagnetic valve 204 is respectively connected with a pressure switch 211 and a third electromagnetic valve 203, the third electromagnetic valve 203 is respectively connected with a first electromagnetic valve 201, a second electromagnetic valve 202 and a second filtering silencer 210, the first electromagnetic valve 201 and the second electromagnetic valve 202 are both connected with a first filtering silencer 209, and the first electromagnetic valve 201 and the second electromagnetic valve 202 are respectively connected with a positive pressure quick connector 205 and a negative pressure quick connector 206. The working principle and the advantages of the invention are as follows: the first-stage self-cleaning function is started, the first electromagnetic valve 201 is electrified for 3S, and positive pressure gas flows through the positive pressure quick plug 205, the first electromagnetic valve 201, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the air outlet quick plug 208 and the three-way joint for blowing and self-cleaning; the second-stage self-cleaning function of the invention is started, the first electromagnetic valve 201 and the fourth electromagnetic valve 204 are electrified for 3S, and positive pressure gas flows through the positive pressure quick plug 205, the first electromagnetic valve 201, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the reducing valve 207 and the three-way joint for blowing and self-cleaning; the high-speed dissolution function of the invention: receiving a signal of externally inputting pushing liquid medicine or gas, outputting the signal by a control system, electrifying the first electromagnetic valve 201, deenergizing the third electromagnetic valve 203, outputting positive pressure to the needle tube by positive pressure gas flow through the positive pressure quick plug 205, the first electromagnetic valve 201, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the gas outlet quick plug 208 and the three-way joint, pushing the piston to advance so as to drive the liquid into the ampere-times bottle to dissolve the powder at a high speed; when the external input signal disappears, the first electromagnetic valve 201 is powered off, the third electromagnetic valve 203 is powered on, the positive pressure in the needle tube is exhausted to the atmosphere through the second filtering silencer 210, and the piston stops advancing; the backward air suction function of the invention: receiving an external input suction signal, outputting a signal by a control system, electrifying the second electromagnetic valve 202, deenergizing the third electromagnetic valve 203, outputting negative pressure to the needle tube by negative pressure airflow through the negative pressure quick-plug connector 206, the second electromagnetic valve 202, the third electromagnetic valve 203, the fourth electromagnetic valve 204, the air outlet quick-plug connector 208 and the three-way connector, pulling the piston to retreat so as to suck liquid or mixed liquid into the needle tube; when the signal disappears, the second electromagnetic valve 202 is powered off, the third electromagnetic valve 203 is powered on, the negative pressure in the needle tube is exhausted to the atmosphere through the second filtering silencer 210, and the piston stops retreating; the low-speed exhaust function of the invention: receiving an externally input low-speed exhaust signal, outputting a signal by a control system, electrifying a first electromagnetic valve 201, electrifying a fourth electromagnetic valve 204, deenergizing a third electromagnetic valve 203, and outputting lower positive pressure to a needle tube by positive pressure gas flow through a positive pressure quick plug 205, the first electromagnetic valve 201, the third electromagnetic valve 203, the fourth electromagnetic valve 204, a reducing valve 207 and a three-way joint to push a piston to advance at a low speed; when the signal continuously exceeds the set time, the control system automatically interrupts the output signal, the first electromagnetic valve 201 is powered off, the third electromagnetic valve 203 is powered on, the fourth electromagnetic valve 204 is powered off, the positive pressure in the needle tube is exhausted to the atmosphere through the second filtering silencer 210, and the piston stops advancing; the pressure switch 211 of the present invention has the function that when the system pressure is detected to be greater than the set pressure, the third electromagnetic valve 203 is powered to release the pressure in the needle tube, thereby ensuring that the needle tube does not endure too high pressure; because the invention is matched with the pressure switch 211, the closed-loop control of the air pressure is realized, the situation that the needle tube is broken and the needle head flies out due to overlarge pressure is prevented, and the use safety of the equipment is ensured; in summary, the invention achieves the purposes of reasonable structural arrangement, low investment cost and stable operation, and due to the arrangement of the air filter, the first filtering silencer 209 and the second filtering silencer 210, the cleanliness of the gas is improved to ten levels, and the first filtering silencer 209 and the second filtering silencer 210 also have the function of eliminating noise. Each electric element of the pneumatic control system of the medicine dispenser is connected with the processor, and the control unit is also connected with the processor.

As a preferred embodiment of the present invention, as shown in fig. 10, a mounting opening 504 is formed in a housing 500, a key sheet 506 is mounted on the mounting opening 504, and a high-speed dissolving key 5061, a backward suction key 5062 and a low-speed exhaust key 5063 extend out of the housing 500 through the mounting opening 504, thereby facilitating a medical staff to press each key. In the present embodiment, an assembly groove 505 is formed at one end of the housing 500 connected to the host connection connector 513, the host connection connector 513 is fixed to a mounting plate 514, the mounting plate 514 is installed in the assembly groove 505, the mounting plate 514 is fixedly connected to the housing 500 via a plurality of fastening bolts, and the inspection, maintenance and other operations can be performed on each component inside the housing 500 by detaching the mounting plate 514. This embodiment is configured with a coupling hub 509 at one end of the syringe connector 508, and an end of the second conduit 510 is removably coupled to the coupling hub 509, the coupling hub 509 being located within the housing 500.

As a preferred embodiment of the present invention, in order to facilitate the detachment and the maintenance and replacement of internal components, as shown in fig. 10, the housing 500 of the present embodiment includes a first half-shell 503 and a second half-shell, wherein the first half-shell 503 is used for fixing the control unit, and the first half-shell 503 and the second half-shell are fastened and clamped to form the complete housing 500. The second half shell comprises a shell A501 and a shell B502 which are spliced with each other, and the shell A501 and the shell B502 are spliced end to form the second half shell.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.

Claims

1. A dispenser, characterized by: the shock-absorbing assembly frame is characterized by comprising a shock-absorbing assembly frame arranged in a host, wherein a power air source regulator is arranged on the shock-absorbing assembly frame and is connected with an operating handle, the operating handle is detachably connected with a needle cylinder, and a piston without a core rod is arranged in the needle cylinder.

2. A dispenser according to claim 1, wherein: the power gas source regulator comprises a confluence plate body with a first channel, a second channel, a third channel and a fourth channel, wherein the second channel is communicated with the third channel, a first electromagnetic valve and a second electromagnetic valve are respectively communicated with two corresponding end parts at the same side of the first channel and the second channel, the third electromagnetic valve is communicated with the third channel and the fourth channel, the fourth electromagnetic valve is communicated with one end of the fourth channel far away from the third channel, the first electromagnetic valve is communicated with a positive pressure quick connector, the second electromagnetic valve is communicated with a negative pressure quick connector, the third electromagnetic valve is connected with a pressure switch, and the fourth electromagnetic valve is also respectively communicated with a pressure reducing device and an air outlet quick connector; and the positive pressure quick connector, the negative pressure quick connector, the pressure switch, the pressure reducing device and the air outlet quick connector are all arranged on the bus board body.

3. A dispenser according to claim 2, wherein: the quick-connection bus bar comprises a bus bar body, a first channel, a second channel, a third channel, a first mounting hole A, a second mounting hole A, a first through hole, a positive-pressure quick-connection port, a first electromagnetic valve and a positive-pressure quick-connection plug, wherein the first mounting hole A is communicated with one end of the bus bar body, which is located in the first channel, the second mounting hole A is communicated with the third channel, the first through hole penetrating through the bus bar body is formed in the position, which is close to the first mounting hole A and the second mounting hole A, on the bus bar body, the positive-pressure quick-connection plug is connected with the bus bar body through the positive-pressure quick-connection port.

4. A dispenser according to claim 3, wherein: a first mounting hole B is communicated with the other end of the first channel on the bus bar body, a second mounting hole B is communicated with the other end of the second channel, a second through hole penetrating through the bus bar body is formed between the first mounting hole B and the second mounting hole B on the bus bar body, the second electromagnetic valve is connected with the bus bar body through the first mounting hole B, the second mounting hole B and the second through hole, a negative pressure quick-plug port is formed at one end of the second through hole, and the negative pressure quick-plug connector is connected with the bus bar body through the negative pressure quick-plug port; and a first filtering silencer interface communicated with the first channel is arranged on the bus bar body and between the first mounting hole A and the first mounting hole B, and the first filtering silencer is arranged on the bus bar body through the first filtering silencer interface.

5. A dispenser according to claim 3, wherein: shock attenuation assembly frame demountable installation is in the casing of medicine dispenser, shock attenuation assembly frame including relative setting and first curb plate and the second curb plate that is parallel to each other, in lower extreme between first curb plate and the second curb plate links firmly the bottom plate, has constructed respectively in the upper end of first curb plate and second curb plate and has connected the angle, in two form the assembly mouth between the connection angle, first curb plate, second curb plate, bottom plate and two connection angles enclose and constitute the assembly chamber, and the compressor is installed on the bottom plate and is located the assembly intracavity, and the cylinder manifold body stretches into the assembly intracavity through two connection angles and shock attenuation assembly frame attach, and installs the part of installing at cylinder manifold body lower extreme through the assembly mouth.

6. A dispenser according to claim 5, wherein: each connecting angle comprises two connecting laths, the two connecting laths extend from two sides of the upper end part of the first side plate or the second side plate to the second side plate or the first side plate along the horizontal direction, four corners of the bus bar body are respectively connected with the connecting laths on the first side plate and the second side plate, and the two connecting laths on the first side plate or the second side plate are parallel to each other.

7. A dispenser according to claim 5, wherein: a first connecting plate and a second connecting plate are detachably connected to the lower part of the side surface of one side, far away from each other, of the first side plate and the second side plate respectively, the first connecting plate and the second connecting plate are horizontally arranged respectively and are connected with the inner wall of the shell respectively; the dual-purpose compressor is connected with the bottom plate through the first shock absorption seat and the second shock absorption seat, and the first shock absorption seat and the second shock absorption seat are respectively located at the lower parts of the two ends of the dual-purpose compressor.

8. A dispenser according to claim 1, wherein: the operating handle comprises an SMC linear filter assembled in the shell, the inlet end of the SMC linear filter is communicated with a host connecting joint through a first conduit, the outlet end of the SMC linear filter is connected through a second conduit needle cylinder connector, the host connecting joint is fixed at one end of the shell, the needle cylinder connector is fixed at the other end of the shell, and a control unit is assembled on the shell; the control unit is provided with a high-speed dissolving key, a backward air suction key and a low-speed air exhaust key, the high-speed dissolving key, the backward air suction key and the low-speed air exhaust key are constructed on a key board, the key board is assembled on a control circuit board, and the control circuit board is connected with a pneumatic control system of the medicine dispenser.

9. A dispenser according to claim 8, wherein: the shell comprises a first half shell used for fixing the control unit and a second half shell mutually buckled and clamped with the first half shell, and the first half shell and the second half shell are buckled and clamped to form a complete shell; the second half shell comprises a shell A and a shell B which are spliced with each other, and the shell A and the shell B are spliced end to form the second half shell.

10. A dispenser according to claim 8, wherein: an assembly opening is formed in the shell, the key board is installed at the assembly opening, and the high-speed dissolving key, the backward air suction key and the low-speed exhaust key extend out of the shell through the assembly opening; an assembly groove is formed in one end, connected with the host connection joint, of the shell, the host connection joint is fixed on the mounting plate, the mounting plate is mounted in the assembly groove, and the mounting plate is fixedly connected with the shell through a plurality of fastening bolts.