CN214843526U

CN214843526U - Weighing mechanism for quickly weighing medicines

Info

Publication number: CN214843526U
Application number: CN202121304940.1U
Authority: CN
Inventors: 黎中令; 盛勇; 朱龙龙
Original assignee: Nanjing Nuowei Testing Technology Co ltd
Current assignee: Nanjing Nuowei Testing Technology Co ltd
Priority date: 2021-06-10
Filing date: 2021-06-10
Publication date: 2021-11-23
Anticipated expiration: 2031-06-10

Abstract

The utility model discloses a weighing mechanism for medicine is weighed fast, when having solved the number of times of weighing at the medicine more, the problem that the mistake that the instrument received the human factor touched and bumped is touched, its main technical scheme is electronic balance embeds in the bracket bottom, one side that electronic balance was kept away from to the bracket bottom is equipped with places the platform, the bracket top is equipped with complementary unit, complementary unit includes lead screw drive part, the motion piece, electric putter opens a book the part with the centering, lead screw drive part is used for driving the motion piece and is placing the platform and move to the electronic balance direction, the motion piece is connected fixedly with electric putter, the electric putter output is opened a book the part with the centering and is connected fixedly, centering uncoiling part is used for the fixed beaker of weighing medicine usefulness.

Description

Weighing mechanism for quickly weighing medicines

Technical Field

The utility model relates to a technical field is weighed to the medicine, more specifically says that it relates to the weighing mechanism who is used for the medicine to weigh fast.

Background

Drug weighing is an important prerequisite step in the drug detection process, and drug weighing methods can be roughly divided into direct weighing methods, solid mass weighing methods and decreasing weighing methods.

At present, a general multipurpose tray balance or an electronic balance is weighed for solid medicines which are not easy to wet in a laboratory, when the weighing times are more, the mode of weighing by the electronic balance is more rapid and effective, the repeatability of repeated adding of the medicine amount in a beaker by a user is high, the medicine is easy to touch by mistake when the beaker is placed in a weighing mode, and experimental instruments are easy to damage.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects, the utility model aims to provide a weighing mechanism for quickly weighing medicines, which is used for taking and placing a beaker when assisting medicines to be weighed.

In order to achieve the above purpose, the utility model discloses a technical scheme is: the weighing mechanism for quickly weighing the medicines comprises a bracket and an electronic balance, wherein the electronic balance is arranged at the bottom of the bracket, a placing table is arranged at one side of the bottom of the bracket, which is far away from the electronic balance, an auxiliary mechanism is arranged at the top of the bracket and comprises a lead screw transmission part, a motion block, an electric push rod and a centering and uncoiling part, the lead screw transmission part is used for driving the motion block to move towards the electronic balance direction on the placing table, the motion block is fixedly connected with the electric push rod, the output end of the electric push rod is fixedly connected with the centering and uncoiling part, the centering and uncoiling part comprises a first motor, a fixed plate, a transmission belt, a bottom plate, a screw rod, a loop bar, a limiting rod and a pressing plate, the periphery of the bottom plate is provided with the same pushing grooves, one end of the screw rod is rotatably connected with the center of the bottom plate, the other end of the screw rod is rotatably connected with the fixed plate, and the first motor is fixedly connected with the fixed plate, the automatic feeding device is characterized in that one end of the transmission belt is fixedly connected with the screw rod, the other end of the transmission belt is fixedly connected with the motor, the loop bar is in threaded fit with the screw rod, the pressing plates comprise four parts and correspond to each pushing groove, the pressing plates are connected with the pushing grooves in a sliding mode, the pressing plates are hinged to the outer sides of the loop bar through limiting rods, and rubber sleeves are fixedly connected to the outer sides of the pressing plates.

Preferably, the screw rod transmission part comprises a second motor, a guide rail and a screw rod, the second motor is fixedly connected with the bracket, two ends of the screw rod are rotatably connected with the guide rail, the second motor is fixedly connected with the screw rod, the center of the motion block is in threaded fit with the screw rod, and the bottom of the motion block is connected with the guide rail in a sliding manner.

Preferably, a notch for placing the beaker is formed in the center of the placing table, and the loop bar and the notch are coaxially arranged.

Preferably, the side surface of the rubber sleeve corresponds to the shape of the inner wall of the medicine beaker.

Preferably, the bottom of the bracket is provided with shock-absorbing pads around.

The beneficial effects of the utility model are that, can replace the manual mode of getting and putting the beaker of operating personnel when the number of times is more weighed to the medicine, operating personnel only need the repetitive operation to draw this step of medicine, when having avoided weighing the number of times more, touch the mistake to the mistake of instrument and bump, effectively protect laboratory instruments, weigh efficiently.

Drawings

Fig. 1 is an isometric view of a preferred embodiment of the invention;

FIG. 2 is a front view of a preferred embodiment of the present invention;

fig. 3 is a partially enlarged view of the preferred embodiment of the present invention shown in fig. 1A.

In the figure: 1. a bracket; 2. an electronic balance; 3. an auxiliary mechanism; 4. a screw transmission member; 41. a second motor; 42. a guide rail; 43. a screw rod; 5. a motion block; 6. an electric push rod; 7. a centering uncoiling member; 71. a first motor; 72. a fixing plate; 73. a transmission belt; 74. a base plate; 75. a screw; 76. a loop bar; 77. a limiting rod; 78. pressing a plate; 79. pushing the groove; 8. a rubber sleeve; 9. a placing table; 10. a notch; 11. a shock-absorbing pad.

Detailed Description

The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.

Referring to fig. 1, the weighing mechanism for quick weighing of medicines in the embodiment includes a bracket 1 and an electronic balance 2:

as shown in fig. 1 and 2, the electronic balance 2 is internally arranged at the bottom of the bracket 1, a placing table 9 is arranged on one side of the bottom of the bracket 1, which is far away from the electronic balance 2, an auxiliary mechanism 3 is arranged at the top of the bracket 1, the auxiliary mechanism 3 comprises a lead screw transmission part 4, a motion block 5, an electric push rod 6 and a centering uncoiling part 7, the lead screw transmission part 4 is used for driving the motion block 5 to move towards the electronic balance 2 from the placing table 9, the motion block 5 is fixedly connected with the electric push rod 6, and the output end of the electric push rod 6 is fixedly connected with the centering uncoiling part 7.

As shown in fig. 3, the centering and uncoiling component 7 includes a first motor 71, a fixing plate 72, a transmission belt 73, a bottom plate 74, a screw 75, a loop bar 76, a limiting rod 77 and a pressing plate 78, the same pushing grooves 79 are formed around the bottom plate 74, one end of the screw 75 is connected with the center of the bottom plate 74 in a rotating manner, the other end of the screw is connected with the fixing plate 72 in a rotating manner, the first motor 71 is fixed to the fixing plate 72, one end of the transmission belt 73 is fixed to the screw 75, the other end of the transmission belt is fixed to the motor, the loop bar 76 is in threaded fit with the screw 75, the pressing plate 78 includes four pushing grooves corresponding to each pushing groove, the pressing plate 78 is connected with the pushing grooves 79 in a sliding manner, the pressing plate 78 is hinged to the outer side of the loop bar 76 through the limiting rod 77, and the rubber sleeve 8 is fixedly connected to the outer side of the pressing plate 78.

As shown in fig. 2, the screw transmission part 4 includes a second motor 41, a guide rail 42 and a screw 43, the second motor 41 is fixedly connected to the bracket 1, two ends of the screw 43 are rotatably connected to the guide rail 42, the second motor 41 is fixedly connected to the screw 43, the center of the motion block 5 is in threaded fit with the screw 43, and the bottom of the motion block is connected to the guide rail 42 in a sliding manner.

As shown in fig. 1 and 2, a notch 10 for placing a beaker is formed in the center of the placing table 9, the loop bar 76 is coaxially arranged with the notch 10, the side surface of the rubber sleeve 8 corresponds to the shape of the inner wall of the medicine beaker, and the periphery of the bottom of the bracket 1 is provided with a shock absorption pad 11.

When specifically using, when weighing the number of times more repeatedly like operating personnel face the medicine, only need to draw fixed medicine repeatedly in the beaker, and with the beaker along notch 10 prestore on placing platform 9, electric putter 6 drives the centering and opens a book in part 7 descends to the beaker afterwards, the centering opens a book the inner face that part 7 opened the centre gripping and fixed the beaker outward afterwards, finally rethread electric putter 6 rises and drives the whole 2 central motions to electronic balance of beaker by lead screw drive unit 4, place stable back 1 ~ 2S, centering is opened a book the part 7 closure, electric putter 6 drives centering part 7 and rises, avoid influencing the medicine and weigh.

The motion mode of the screw rod transmission part 4 is controlled by the second motor 41, the second motor 41 rotates forwards and backwards to drive the screw rod 43 to rotate together, the motion block 5 in threaded fit with the screw rod 43 can do reciprocating linear motion along the direction of the screw rod 43 under the limit of the guide rail 42, and the positioning between the center of the notch 10 and the center of the electronic balance 2 can be realized through a position sensor.

When the centering uncoiling component 7 works, the first motor 71 drives the screw rod 75 to rotate in a positioning mode through the synchronous belt, the screw rod 75 can move up and down in the sleeve rod 76 in threaded fit after rotating, then the pressing plate 78 hinged to the outer side of the sleeve rod 76 through the limiting rod 77 can slide in the pushing groove 79 in a reciprocating mode, and finally the pressing and releasing of the rubber sleeve 8 on the pressing plate 78 and the inner wall of the beaker are achieved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, so as not to limit the protection scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be covered in the protection scope of the present invention.

Claims

1. A weighing mechanism for medicine is weighed fast, including bracket (1) and electronic balance (2), its characterized in that: electronic balance (2) are built-in bracket (1) bottom, one side that electronic balance (2) were kept away from in bracket (1) bottom is equipped with places platform (9), bracket (1) top is equipped with complementary unit (3), complementary unit (3) are including lead screw drive part (4), motion piece (5), electric putter (6) and centering uncoiling member (7), lead screw drive part (4) are used for driving motion piece (5) and are placing platform (9) and move on electronic balance (2) direction, motion piece (5) are connected fixedly with electric putter (6), electric putter (6) output is connected fixedly with centering uncoiling member (7), centering uncoiling member (7) include first motor (71), fixed plate (72), drive belt (73), bottom plate (74), screw rod (75), loop bar (76), Gag lever post (77) and clamp plate (78), the same push away groove (79) have been seted up all around to bottom plate (74), screw rod (75) one end is rotated with bottom plate (74) center and is connected, and the other end rotates with fixed plate (72) to be connected, first motor (71) is connected fixedly with fixed plate (72), drive belt (73) one end is connected fixedly with screw rod (75), and the other end is connected fixedly with the motor, loop bar (76) and screw rod (75) interior screw-thread fit, clamp plate (78) include four and correspond with each propelling movement groove, clamp plate (78) and push away groove (79) and slide and be connected, clamp plate (78) are articulated through gag lever post (77) with loop bar (76) outside, clamp plate (78) outer fixedly connected with rubber sleeve (8).

2. A weighing mechanism for rapid weighing of pharmaceutical products according to claim 1, characterized in that: screw drive unit (4) include second motor (41), guide rail (42) and lead screw (43), second motor (41) are connected fixedly with bracket (1), lead screw (43) both ends are rotated with guide rail (42) and are connected, second motor (41) are connected fixedly with lead screw (43), motion piece (5) center and lead screw (43) screw-thread fit, and its bottom slides with guide rail (42) and is connected.

3. A weighing mechanism for rapid weighing of pharmaceutical products according to claim 1, characterized in that: the center of the placing table (9) is provided with a notch (10) for placing a beaker, and the loop bar (76) and the notch (10) are coaxially arranged.

4. A weighing mechanism for rapid weighing of pharmaceutical products according to claim 1, characterized in that: the side surface of the rubber sleeve (8) corresponds to the shape of the inner wall of the medicine beaker.

5. A weighing mechanism for rapid weighing of pharmaceutical products according to claim 1, characterized in that: shock pads (11) are arranged on the periphery of the bottom of the bracket (1).