CN221092290U - Telescopic medicine feeding device - Google Patents

Abstract

The utility model discloses a telescopic medicine feeding device, which belongs to the technical field of automatic medicine taking and placing, and comprises the following components: a base; the middle layer platform is arranged on the base in a telescopic way; the upper layer platform is telescopically arranged on the middle layer platform; the rotary driving piece is arranged on the base; the first transmission mechanism comprises a rack fixed on the middle layer platform and a gear assembly in transmission connection with the rotary driving piece, and the rack is meshed with the gear assembly; the second transmission mechanism comprises a belt wheel rotatably connected to the middle layer platform and a synchronous belt wound on the belt wheel, and the length direction of the synchronous belt is consistent with the length direction of the rack; the belt wheel is suitable for dividing the synchronous belt into an upper half part and a lower half part, the upper half part is fixedly connected with the upper layer platform, and the lower half part is fixedly connected with the base. The first transmission mechanism and the second transmission mechanism which adopt the structure are reasonable in structural design, and the use experience can be effectively improved.

Description

Telescopic medicine feeding device

Technical Field

The utility model relates to the technical field of automatic medicine taking and placing, in particular to a telescopic medicine feeding device.

Background

In automated drug libraries, a telescoping device is required to transport the drug. Chinese patent CN211149577U discloses a telescopic platform and a goods storing and taking mechanism, which comprises a base plate, an intermediate layer platform arranged above the base plate, an upper layer platform arranged above the intermediate layer platform, and a driving mechanism for driving the intermediate layer platform and the upper layer platform to stretch and retract.

Adopt rack and pinion to realize the transmission, have higher manufacturing and installation accuracy requirement to rack and pinion, the cost is higher, and the noise is great during the transmission, because get when putting the medicine, upper platform can stretch out the mouth of putting of getting of automatic medicine storehouse, therefore noise between intermediate floor platform and the upper platform is very clear, and use experience is relatively poor.

Accordingly, there is a need for an improvement over the prior art to overcome the deficiencies described in the prior art.

Disclosure of utility model

The utility model aims to provide a telescopic medicine feeding device, which is used for reducing transmission noise and cost.

The utility model aims at realizing the following technical scheme: a telescoping drug delivery device comprising:

A base;

The middle layer platform is arranged on the base in a telescopic way;

the upper layer platform is telescopically arranged on the middle layer platform;

The rotary driving piece is arranged on the base;

The first transmission mechanism comprises a rack fixed on the middle layer platform and a gear assembly in transmission connection with the rotary driving piece, and the rack is meshed with the gear assembly;

The second transmission mechanism comprises a belt wheel rotatably connected to the middle layer platform and a synchronous belt wound on the belt wheel, and the length direction of the synchronous belt is consistent with the length direction of the rack;

The belt wheel is suitable for dividing the synchronous belt into an upper half part and a lower half part, the upper half part is fixedly connected with the upper layer platform, and the lower half part is fixedly connected with the base.

Further, the number of the second transmission mechanisms is two, and when the middle layer platform is in a contracted state, the two second transmission mechanisms are arranged in a central symmetry mode.

Further, the upper end face of the base is fixed with two fixing seats, and the lower half parts of the two second transmission mechanisms are respectively fixed on different fixing seats.

Further, the fixing base includes:

the fixed block is fixedly connected with the base, an installation groove is formed in the fixed block in an inwards recessed mode from the upper end face of the fixed block, the installation groove is formed by penetrating the synchronous belt along the length direction, and the synchronous belt is matched with the installation groove;

The first pressing block is fixedly connected with the fixed block;

The first pressing block covers the notch of the mounting groove and abuts against the lower half portion.

Further, the first pressing block comprises a first pressing surface facing the tooth surface of the lower half part, the first pressing surface is in a tooth surface structure, and the first pressing surface is meshed with the tooth surface of the lower half part.

Further, the fixing seat is located at the end of the lower half portion.

Further, the middle layer platform is provided with a mounting part in a penetrating manner along the vertical direction, the belt wheel is rotatably arranged in the mounting part, the top and the bottom of the belt wheel respectively protrude out of the upper end face and the lower end face of the middle layer platform, the upper half part is positioned above the middle layer platform, and the lower half part is positioned below the middle layer platform.

Further, a second pressing block is fixed on the lower end face of the upper layer platform, and the upper half part is fastened between the lower end face of the upper layer platform and the second pressing block.

Further, the second press block is located at an end of the upper half portion.

Further, the second pressing block comprises a second pressing surface facing the tooth surface of the upper half part, and the second pressing surface is in a tooth surface structure and meshed with the tooth surface of the upper half part.

Compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the first transmission mechanism is arranged between the base and the middle layer platform, and is of a rack-and-pinion structure, so that the structure is simple, the occupied space is small, and the base and the middle layer platform are convenient to be tightly connected; be provided with second drive mechanism between intermediate level platform and the upper strata platform, second drive mechanism is the hold-in range structure, and manufacturing and installation accuracy requirement is lower, and is with low costs, and upper strata platform flexible in-process noise is less, when getting and putting medicine operation, is difficult for transmitting the noise to the user, improves and uses experience.

Drawings

Fig. 1 is a schematic view of the telescopic drug delivery apparatus of the present utility model in a contracted state.

Fig. 2 is a schematic view of the structure of the telescopic drug delivery apparatus of the present utility model in an extended state.

Fig. 3 is a schematic exploded view of the telescopic drug delivery device of the present utility model.

Fig. 4 is a schematic cross-sectional view of the telescopic drug delivery apparatus of the present utility model at a second transmission mechanism thereof.

Fig. 5 is a schematic cross-sectional view of the telescopic drug delivery device of the present utility model at another second transmission mechanism thereof.

Fig. 6 is a schematic structural view of a fixing base in the present utility model.

FIG. 7 is a schematic view of the installation of the intermediate layer platform, the second drive mechanism and the second press block of the present utility model.

Reference numerals illustrate:

100. A base; 110. a fixing seat; 111. a fixed block; 1111. a mounting groove; 112. a first briquette; 1121. a first pressing surface; 200. an intermediate layer platform; 210. a mounting part; 300. an upper platform; 310. a second briquetting; 311. a second pressing surface; 320. a limiting block; 400. a rotary driving member; 500. a first transmission mechanism; 510. a rack; 520. a gear assembly; 521. a first gear; 522. a second gear; 600. a second transmission mechanism; 610. a belt wheel; 620. a synchronous belt; 621. an upper half; 622. a lower half; 623. a receiving portion; 700. a guide plate; 710. a mounting port; 720. adjusting the waist hole; 810. a detection sensor; 820. a code scanner; 830. and (3) a bracket.

Detailed Description

In order that the above objects, features and advantages of the application will be readily understood, a more particular description of the application will be rendered by reference to the appended drawings. It is to be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present application are shown in the drawings. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.

The terms "comprising" and "having" and any variations thereof herein are intended to cover a non-exclusive inclusion. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.

Referring to fig. 1 to 3, a telescopic drug delivery device according to a preferred embodiment of the present utility model includes: a base 100; an intermediate layer stage 200 telescopically disposed on the base 100; an upper stage 300 telescopically disposed on the middle stage 200; a rotation driving part 400 provided on the base 100; the first transmission mechanism 500 comprises a rack 510 fixed on the middle layer platform 200 and a gear assembly 520 in transmission connection with the rotary driving piece 400, wherein the rack 510 is meshed with the gear assembly 520; the second transmission mechanism 600 comprises a belt pulley 610 rotatably connected to the middle layer platform 200 and a synchronous belt 620 wound on the belt pulley 610, and the length direction of the synchronous belt 620 is consistent with the length direction of the rack 510; the belt wheel 610 is adapted to divide the synchronous belt 620 into an upper half 621 and a lower half 622, wherein the upper half 621 is fixedly connected with the upper platform 300, and the lower half 622 is fixedly connected with the base 100.

According to the utility model, the first transmission mechanism 500 is arranged between the base 100 and the middle layer platform 200, and the first transmission mechanism 500 is of a rack-and-pinion structure, so that the structure is simple, the occupied space is small, and the base 100 and the middle layer platform 200 are convenient to be tightly connected; be provided with second drive mechanism 600 between intermediate level platform 200 and the upper strata platform 300, second drive mechanism 600 is the hold-in range structure, and manufacturing and installation accuracy requirement is lower, and is with low costs, and upper strata platform 300 flexible in-process noise is less, when getting and putting the medicine operation, is difficult for transmitting the noise to the user, improves and uses and experiences.

Further, the length direction of the racks 510 coincides with the telescoping direction of the middle deck 200 and/or the upper deck 300. The two ends of the rack 510 extend to two sides of the middle layer platform 200 in the telescopic direction, respectively, and when the middle layer platform 200 is in the contracted state, the gear assembly 520 is located at the middle position of the rack 510. The rotary driving member 400 is specifically a rotary motor, and the rotary driving member 400 can drive the gear assembly 520 to rotate, so as to drive the rack 510 to linearly move along the length direction thereof, so that the middle layer platform 200 fixed to the rack 510 stretches and contracts relative to the base 100.

The base 100 is provided with a mounting structure for mounting the gear assembly 520, the gear assembly 520 includes a first gear 521 and a second gear 522 meshed with the first gear 521, the first gear 521 is fixedly connected with the output end of the rotary driving member 400, the number of the second gears 522 is two, the second gears 522 are separately arranged at two sides of the first gear 521 in the length direction of the rack 510, the second gears 522 are meshed with the rack 510 to drive the rack 510 to move, and in the moving process of the rack 510, at least one second gear 522 is meshed with the rack 510. With the above structure, the moving stroke of the rack 510 can be effectively increased, and the expansion and contraction range of the middle stage 200 can be improved.

Further, the upper half 621 and/or the lower half 622 are parallel to the middle stage 200. The timing belt 620 includes a receiving portion 623 received between the upper half 621 and the lower half 622, the receiving portion 623 abutting against the pulley 610.

The number of the second transmission mechanisms 600 is two, when the middle layer platform 200 is in a contracted state, the two second transmission mechanisms 600 are arranged in a central symmetry mode, and in the extending or contracting process of the middle layer platform 200, the two second transmission mechanisms 600 can be ensured, and one second transmission mechanism 600 can reliably synchronously drive the upper layer platform 300 all the time.

Further, referring to fig. 3 to 5, a fixing base 110 is fixed to an upper end surface of the base 100, and a lower half 622 of the timing belt 620 is fixedly connected to the fixing base 110. The anchor block 110 is preferably located at the end of the lower half 622. In the present embodiment, the number of the fixing bases 110 is two, and the two lower halves 622 of the two second transmission mechanisms 600 are respectively fixed on different fixing bases 110 in one-to-one correspondence with the two synchronous belts 620.

Referring to fig. 6, the fixing base 110 includes a fixing block 111 and a first pressing block 112 fixedly coupled with the fixing block 111. The fixing block 111 is fixedly connected with the base 100, the fixing block 111 is inwards recessed from the upper end surface of the fixing block to form an installation groove 1111, the installation groove 1111 is formed by penetrating along the length direction of the synchronous belt 620, and the synchronous belt 620 is matched with the installation groove 1111. The first press block 112 covers the notch of the mounting groove 1111 and abuts against the lower half 622.

The first press block 112 includes a first pressing surface 1121 facing the tooth surface of the lower half 622 of the timing belt 620, the first pressing surface 1121 preferably having a tooth surface structure, and the first pressing surface 1121 and the tooth surface of the lower half 622 are engaged.

Further, referring to fig. 4, 5 and 7, the middle layer platform 200 is provided with mounting portions 210 in a penetrating manner in a vertical direction, the mounting portions 210 are grooves or holes, the mounting portions 210 are in one-to-one correspondence with the pulleys 610, the two pulleys 610 are respectively rotatably disposed in different mounting portions 210, the top of each pulley 610 protrudes from the upper end surface of the middle layer platform 200, and the bottom of each pulley 610 protrudes from the lower end surface of the middle layer platform 200. The upper half 621 of the timing belt 620 is positioned above the middle stage 200 and the lower half 622 is positioned below the middle stage 200 so that the timing belt 620 interfaces with the base 100 and the upper stage 300.

Further, a second pressing block 310 is fixed to the lower end surface of the upper stage 300, and an upper half 621 is fastened between the lower end surface of the upper stage 300 and the second pressing block 310. Preferably, the second press block 310 is located at an end of the upper half 621 to enhance the moving stroke of the upper stage 300.

The second pressing block 310 includes a second pressing surface 311 facing the tooth surface of the upper half 621 of the timing belt 620, and the second pressing surface 311 is also in a tooth surface structure and is engaged with the tooth surface of the upper half 621, so that it can be tightly connected with the upper half 621, and it is ensured that the upper deck 300 can reliably move synchronously with the upper half 621.

Further, referring to fig. 1, the upper stage 300 is used for carrying a turnover box (not shown), and the upper stage is provided with stoppers 320 at both sides of the conveying direction to restrict movement of the turnover box in the telescopic direction. In order to facilitate the telescopic medicine delivery device to feed and discharge the turnover box filled with medicines and reliably transfer the turnover box, the telescopic medicine delivery device further comprises two guide plates 700 fixed on the base 100, the guide plates 700 are oppositely arranged on two sides of the base 100, and the middle layer platform 200 and the upper layer platform 300 are positioned between the two guide plates 700 so as to limit the turnover box in the horizontal direction perpendicular to the telescopic direction. One of the guide plates 700 is fixed with a detection sensor 810, and the detection sensors 810 are separately arranged at two sides of the guide plate 700 in the telescopic direction, so that when the middle layer platform 200 and the upper layer platform 300 are telescopic towards different directions relative to the base 100, one of the detection sensors 810 detects a turnover box on the upper layer platform 300, and the telescopic state is further determined. In this embodiment, two detection sensors 810 are disposed on each side of the guide plate 700, and the two detection sensors are respectively a first sensor and a second sensor, wherein the first sensor is closer to the side of the guide plate 700 than the second sensor, the detection direction of the first sensor is a horizontal direction perpendicular to the extension direction, and the detection direction of the second sensor is a horizontal direction inclined toward the extension direction. When the medicine delivery device is in a contracted state, the turnover box cannot be detected by the first sensor and the second sensor when the turnover box is arranged on the upper-layer platform, and when the middle-layer platform 200 and the upper-layer platform 300 extend out, the turnover box can be detected by the second sensor firstly, and due to the inclined arrangement, the detection range is wide until the middle-layer platform 200 and the upper-layer platform 300 extend out completely, the turnover box can be detected by the second sensor all the time; the first sensor can be matched with the second sensor to judge the position of the turnover box, namely, the turnover box is about to enter or leave the base 100, so that the state information of the medicine delivery device is reliably acquired, and the coordination is convenient.

In addition, the code scanner 820 is further arranged on the guide plate 700, the second sensor is located between the first sensor and the code scanner 820, the direction of the code scanner 820 is the horizontal direction inclined towards the extending direction, so that the information codes on the turnover box can be conveniently scanned and identified, meanwhile, the first sensor can coordinate with the code scanner 820, when the turnover box is identified by the first sensor, the code scanner 820 can be opened, and the code scanner 820 is prevented from being always in an open state. The number of the code scanners 820 is two, and the code scanners 820 and the detection sensors 810 are symmetrically arranged on the two sides of the guide plate 700.

Preferably, the guide plate 700 is provided with a mounting opening 710 in a penetrating manner along a horizontal direction perpendicular to the extending direction, and the detection sensor 810 and the code scanner 820 are both positioned in the mounting opening 710, so that the detection sensor 810 and the code scanner 820 can be protected from loss in a vertical direction. Preferably, the guide plate 700 is provided with an adjusting waist hole 720 penetrating through the mounting hole 710 along the vertical direction at the mounting hole 710, the length direction of the adjusting waist hole 720 is consistent with the telescopic direction, a bracket 830 is arranged outside the second sensor and the code scanner 820, a round hole (not shown) is arranged at the position of the bracket 830 corresponding to the adjusting waist hole 720, and the round hole is connected with the adjusting waist hole 720 through a fastener (not shown). By adopting the structure, the position and the inclination angle of the second sensor and the code scanner 820 in the telescopic direction can be flexibly adjusted, so that the second sensor and the code scanner 820 can be conveniently matched with different turnover boxes and telescopic strokes.

The working process of the telescopic medicine feeding device is as follows: the rotary driving piece 400 drives the first gear 521 to rotate and drives the second gear 522 to rotate, and the rack 510 moves along the length direction of the rack under the meshing action of the second gear 522, so that the middle layer platform 200 stretches and contracts relative to the base 100; in the moving process of the intermediate layer stage 200, the belt pulley 610 moves synchronously therewith, so that the receiving portion 623 is pushed to move toward the timing belt 620 in the moving direction of the intermediate layer stage 200, and the upper half 621 of the timing belt 620 moves along the moving direction of the intermediate layer stage 200 and gradually turns toward the lower half 622; and when the upper stage 300 moves, it pulls the synchronous belt 620 of the receiving portion 623 opposite to the moving direction of the middle stage 200, so that the upper half 621 of the synchronous belt 620 moves along the moving direction of the middle stage 200, and gradually turns the lower half 622 to the upper half 621, thereby ensuring that the upper stage 300 can be effectively driven to move all the time when the rotary driving member 400 rotates clockwise or counterclockwise.

The foregoing description is only of embodiments of the present application, and is not intended to limit the scope of the application, and all equivalent structures or equivalent processes using the descriptions and the drawings of the present application or directly or indirectly applied to other related technical fields are included in the scope of the present application.

Claims (10)

1. A telescoping drug delivery device, comprising:

a base (100);

An intermediate layer stage (200) telescopically disposed on the base (100);

an upper stage (300) telescopically disposed on the intermediate stage (200);

A rotation driving member (400) provided on the base (100);

A first transmission mechanism (500) comprising a rack (510) fixed on the intermediate layer platform (200) and a gear assembly (520) in transmission connection with the rotary driving member (400), wherein the rack (510) is meshed with the gear assembly (520);

the second transmission mechanism (600) comprises a belt wheel (610) rotatably connected to the middle layer platform (200) and a synchronous belt (620) wound on the belt wheel (610), and the length direction of the synchronous belt (620) is consistent with the length direction of the rack (510);

The belt wheel (610) is suitable for dividing the synchronous belt (620) into an upper half part (621) and a lower half part (622), the upper half part (621) is fixedly connected with the upper layer platform (300), and the lower half part (622) is fixedly connected with the base (100).

2. The telescopic drug delivery apparatus according to claim 1, wherein the number of second transmission mechanisms (600) is two, and when the intermediate layer platform (200) is in a contracted state, the two second transmission mechanisms (600) are arranged in a central symmetry.

3. The telescopic drug delivery apparatus according to claim 2, wherein the upper end surface of the base (100) is fixed with two fixing seats (110), and the lower half parts (622) of the two second transmission mechanisms (600) are respectively fixed on different fixing seats (110).

4. A telescopic drug delivery device according to claim 3, wherein the holder (110) comprises:

the fixed block (111) is fixedly connected with the base (100), an installation groove (1111) is formed in the fixed block (111) in an inward sunken mode from the upper end face of the fixed block, the installation groove (1111) is formed by penetrating along the length direction of the synchronous belt (620), and the synchronous belt (620) is matched with the installation groove (1111);

the first pressing block (112) is fixedly connected with the fixed block (111);

Wherein the first pressing block (112) covers the notch of the mounting groove (1111) and abuts against the lower half part (622).

5. The telescoping delivery device of claim 4, wherein said first press block (112) comprises a first abutment surface (1121) facing the tooth surface of said lower half (622), said first abutment surface (1121) being of a tooth surface configuration, said first abutment surface (1121) engaging the tooth surface of said lower half (622).

6. A telescopic drug delivery device according to claim 3, wherein the holder (110) is located at an end of the lower half (622).

7. The telescopic drug delivery device according to claim 1, wherein the middle layer platform (200) is provided with a mounting portion (210) in a penetrating manner along a vertical direction, the belt wheel (610) is rotatably arranged in the mounting portion (210), the top and the bottom of the belt wheel (610) protrude out of the upper end face and the lower end face of the middle layer platform (200) respectively, the upper half portion (621) is located above the middle layer platform (200), and the lower half portion (622) is located below the middle layer platform (200).

8. The telescopic drug delivery apparatus according to claim 1, wherein a second press block (310) is fixed to a lower end surface of the upper stage (300), and the upper half portion (621) is fastened between the lower end surface of the upper stage (300) and the second press block (310).

9. The telescoping delivery device of claim 8, wherein said second press (310) is located at an end of said upper half (621).

10. The retractable drug delivery device of claim 8, wherein the second press block (310) includes a second abutment surface (311) facing a tooth surface of the upper half (621), the second abutment surface (311) having a tooth surface structure and being engaged with the tooth surface of the upper half (621).