CN218262509U

CN218262509U - Bacterial colony counter

Info

Publication number: CN218262509U
Application number: CN202220177644.8U
Authority: CN
Inventors: 刘超; 张梦爽; 姬雪慧; 肖金月; 刘涛
Original assignee: Tianjin Lianchuang Environmental Protection Monitoring Co ltd
Current assignee: Tianjin Lianchuang Environmental Protection Monitoring Co ltd
Priority date: 2022-01-21
Filing date: 2022-01-21
Publication date: 2023-01-10
Anticipated expiration: 2032-01-21

Abstract

The application provides a bacterial colony counter belongs to bacterial colony detection technical field. The colony counter comprises a rack mechanism and a counting mechanism. The rack mechanism comprises a supporting box, a servo motor, a transmission assembly, clamping assemblies, a placing seat and a counting box, wherein the servo motor is connected to the inner wall of the supporting box, the transmission assembly is arranged on the output shaft of the servo motor, the transmission assembly is in threaded connection with the two clamping assemblies, the placing seat is installed at the top of the supporting box, the counting box is arranged on the placing seat, the counting mechanism comprises a baffle, a first supporting plate, a third ball screw and a lifting assembly, the baffle is connected to the top of the supporting box, and the first supporting plate is installed on one side of the baffle. This application makes the counter can count the counting cell of different specifications through setting up centre gripping fixed knot structure, improves the application range of counter, is favorable to people to use.

Description

Bacterial colony counter

Technical Field

The application relates to the field of bacterial colony detection, in particular to a bacterial colony counter.

Background

The total colony number measurement is used to judge the bacterial contamination degree and the sanitary quality of the food, and reflects whether the food meets the sanitary requirement in the production process so as to make proper sanitary evaluation on the tested sample. Chinese utility model patent with application number CN202020734798.3 discloses a novel bacterial colony counter, which comprises a body, the left side of body is equipped with the backplate, and backplate perpendicular to horizontal plane setting, the left side of backplate are equipped with U type groove, both sides and left side all are equipped with the board around the U type groove, and the right side of left side board is circular-arc, and the left side lower extreme in U type groove is pegged graft in the recess of body, and the right side in U type groove is fixed with a plurality of alignment posts on the board, and the alignment post can the joint in the left recess of backplate, accomplishes the fixed to U type groove, and the well downside in U type groove is equipped with the passageway, and the utility model discloses simple structure, convenient to use can carry out removal in batches and observation, and is efficient, and the staff of avoiding relapses the process of culture dish, and simultaneously, adjusts luminance through dull polish board and LED board, improves and observes the effect.

Known by the correlation technique, present bacterial colony counter is not convenient for count the counting cell of different specifications, when adopting the manual work to carry out the bacterial colony total number and survey, the staff places the culture dish that is equipped with the bacterial colony in the counting cell earlier, carries out the bacterial colony total number survey again, because the size of counting cell is fixed, the internal diameter size looks adaptation of the size of the culture dish of only a specification and counting cell, the scope of use is less, is unfavorable for people to use.

SUMMERY OF THE UTILITY MODEL

In order to compensate for above not enough, the application provides a bacterial colony counter, aims at improving the bacterial colony counter and is not convenient for carry out the problem of counting to different specification counting cell.

The embodiment of the application provides a bacterial colony counter, which comprises a rack mechanism and a counting mechanism.

The rack mechanism comprises a supporting box, a servo motor, a transmission assembly, clamping assemblies, a placing seat and a counting box, wherein the servo motor is connected to the inner wall of the supporting box, the transmission assembly is arranged on the output shaft of the servo motor, the transmission assembly is in threaded connection with the two clamping assemblies, the placing seat is arranged at the top of the supporting box, the counting box is arranged on the placing seat, the counting mechanism comprises a baffle, a first supporting plate, a third ball screw and a lifting assembly, the baffle is connected to the top of the supporting box, the first supporting plate is arranged on one side of the baffle, one end of the third ball screw is in threaded connection with one side of the first supporting plate, and the third ball screw is in threaded connection with the lifting assembly.

In a specific embodiment of the bacterial colony counter, the transmission assembly includes a first conical gear, a second conical gear, a first ball screw and a second ball screw, the first conical gear is connected to the output shaft of the servo motor, the second conical gear is engaged with the first conical gear, and one end of the first ball screw and one end of the second ball screw are respectively installed on two sides of the second conical gear.

In the implementation process, the servo motor drives the second bevel gear to rotate through the first bevel gear, and the second bevel gear drives the first ball screw and the second ball screw to rotate.

In a specific embodiment of the bacterial colony counter, the other end of the first ball screw and the other end of the second ball screw are respectively and rotatably connected to the inner wall of the supporting box, and the first ball screw and the second ball screw are opposite in thread and same in thread pitch.

In a specific embodiment of the bacterial colony counter, the clamping assembly comprises first sliding plates, a strut and clamping plates, the two first sliding plates are symmetrically arranged, first threaded holes are formed in the inner surfaces of the two first sliding plates, the first ball screw and the second ball screw respectively penetrate through the two first threaded holes in a threaded manner, two ends of the strut are connected with one side, opposite to the two first sliding plates, of the clamping plate respectively, and one side, opposite to the two clamping plates, of the clamping plate is of an arc-shaped structure.

In the implementation process, the first ball screw and the second ball screw drive the two first sliding plates to move in opposite directions through the first threaded holes, the two first sliding plates drive the two clamping plates to move inwards or outwards simultaneously through the supporting columns, and the two clamping plates clamp the counting box and then fix the counting box.

In a specific embodiment of the bacterial colony counter, a first guide hole is formed in the inner surface of the first sliding plate, a first guide rail is fixedly connected to the inner wall of the supporting box, and the first guide rail penetrates through the first guide hole in a sliding manner.

In the implementation process, the first guide rail and the first guide hole are used for limiting the first sliding plate, so that the first sliding plate can move oppositely along with the rotation of the first ball screw and the second ball screw.

In a specific embodiment of the colony counter, the top of the supporting box is opened with an opening, and the first sliding plate slides through the opening.

In a specific embodiment of the bacterial colony counter, the lifting assembly comprises a second sliding plate and a magnifier, a second threaded hole is formed in the inner surface of the second sliding plate in a penetrating mode, the third ball screw penetrates through the second threaded hole in a threaded mode, and the magnifier is installed at one end of the second sliding plate.

In the above-mentioned realization process, third ball drives the second slide through the second screw hole and reciprocates, and the second slide drives the magnifying glass and reciprocates, makes the magnifying glass be close to or keep away from the count box, makes things convenient for people to observe the quantity of bacterial colony through the magnifying glass.

In a specific embodiment of the bacterial colony counter, a second guide hole is formed in the inner surface of the second sliding plate, a second guide rail is fixedly connected to one side of the first supporting plate, and the second guide rail penetrates through the second guide hole in a sliding manner.

In the implementation process, the second guide rail and the second guide hole are used for limiting the second sliding plate, so that the second sliding plate can move up and down along with the rotation of the third ball screw.

In a specific embodiment of the bacterial colony counter, a second supporting plate is fixedly connected to one side of the baffle, the other end of the second guide rail is installed on one side of the second supporting plate, a through hole is formed in the inner surface of the second supporting plate, and the third ball screw penetrates through the through hole in a sliding mode.

In a specific embodiment of the bacterial colony counter, a support is fixedly connected to the top of the supporting box, an LED lamp is fixedly connected to one end of the support, and the LED lamp points to the counting box.

At above-mentioned realization in-process, the LED lamp is used for throwing light on to the LED lamp, and supplementary people count the bacterial colony.

Has the advantages that: servo motor is used for driving transmission assembly and rotates, and transmission assembly passes through the centre gripping subassembly and presss from both sides the count box of tightly placing on the seat, can fix the count box of different specifications, realizes the purpose of the not unidimensional culture dish of adaptation, increases the application range of counting cell, and third ball is used for driving lifting unit and reciprocates, makes things convenient for people to count the bacterial colony in the counting cell.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some examples of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also derive other related drawings based on these drawings without inventive effort.

FIG. 1 is a schematic diagram of a colony counter according to an embodiment of the present disclosure;

FIG. 2 is a schematic structural diagram of a rack mechanism provided in an embodiment of the present application;

FIG. 3 is a schematic structural diagram of a transmission assembly provided in an embodiment of the present application;

FIG. 4 is a schematic view of a first perspective structure of a clamping assembly according to an embodiment of the present disclosure;

FIG. 5 is a second perspective view of a clamping assembly according to an embodiment of the present disclosure;

FIG. 6 is a schematic structural diagram of a counting mechanism provided in an embodiment of the present application;

fig. 7 is a schematic structural diagram of a lifting assembly according to an embodiment of the present disclosure.

In the figure: 10-a frame mechanism; 110-support box; 120-a servo motor; 130-a transmission assembly; 131-a first conical gear; 132-a second conical gear; 133-first ball screw; 134-a second ball screw; 140-a clamping assembly; 141-a first slide; 142-a pillar; 143-clamping plates; 144-a first threaded hole; 145-first via; 150-placing seats; 160-counting box; 170-a bracket; 180-LED lamps; 190-a first guide rail; 20-a counting mechanism; 210-a baffle; 220-a first pallet; 230-third ball screw; 240-a lifting assembly; 241-a second sled; 242-magnifying glass; 243-second threaded hole; 244-a second guide hole; 250-a second guide rail; 260-second pallet.

Detailed Description

The technical solutions in the embodiments of the present application will be described below with reference to the drawings in the embodiments of the present application.

To make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application.

Referring to fig. 1, the present application provides a bacterial colony counter, including rack mechanism 10 and counting mechanism 20, wherein counting mechanism 20 fixed connection is on rack mechanism 10, and rack mechanism 10 is used for carrying out the centre gripping to the counting cell of different specifications fixed, improves bacterial colony counter's application range, and counting mechanism 20 is used for counting the bacterial colony in the counting cell.

Referring to fig. 1 and 2, the rack mechanism 10 includes a supporting box 110, a servo motor 120, a transmission assembly 130, a clamping assembly 140, a placing seat 150 and a counting box 160, the servo motor 120 is connected to an inner wall of the supporting box 110, specifically, the servo motor 120 is fixedly connected to the inner wall of the supporting box 110 through screws, the transmission assembly 130 is disposed on an output shaft of the servo motor 120, the transmission assembly 130 is threaded through the two clamping assemblies 140, the placing seat 150 is mounted on a top of the supporting box 110, specifically, the placing seat 150 is fixedly mounted on the top of the supporting box 110 through welding, the counting box 160 is disposed on the placing seat 150, the servo motor 120 is used for driving the transmission assembly 130 to rotate, the transmission assembly 130 is clamped to the counting box 160 on the placing seat 150 through the clamping assemblies 140, so as to fix the counting boxes 160 with different specifications, achieve the purpose of adapting to culture dishes with different sizes, and increase the application range of the counting box.

In some specific embodiments, a bracket 170 is fixedly connected to the top of the supporting box 110, an LED lamp 180 is fixedly connected to one end of the bracket 170, the LED lamp 180 points to the counting box 160, and the LED lamp 180 is used for illuminating the LED lamp 180 to assist people in counting colonies.

Referring to fig. 2, 3, 4, and 5, the transmission assembly 130 includes a first bevel gear 131, a second bevel gear 132, a first ball screw 133 and a second ball screw 134, the first bevel gear 131 is connected to the output shaft of the servo motor 120, specifically, the first bevel gear 131 is fixedly connected to the output shaft of the servo motor 120 by welding, the second bevel gear 132 is connected to the first bevel gear 131 in a meshed manner, one end of the first ball screw 133 and one end of the second ball screw 134 are respectively installed on two sides of the second bevel gear 132, specifically, one end of the first ball screw 133 and one end of the second ball screw 134 are fixedly installed on two sides of the second bevel gear 132 by welding, the servo motor 120 drives the second bevel gear 132 to rotate by the first bevel gear 131, the second bevel gear 132 drives the first ball screw 133 and the second ball screw 134 to rotate, the other end of the first ball screw 133 and the other end of the second ball screw 134 are respectively rotatably connected to the inner wall of the support box 110 by a bearing, specifically, the other end of the first ball screw 133 and the second ball screw 134 are rotatably connected to the inner wall of the support box 110 by a bearing, and the first ball screw 133 and the second ball screw 134 have the same pitch.

In some specific embodiments, the clamping assembly 140 includes first sliding plates 141, a pillar 142, and clamping plates 143, the two first sliding plates 141 are symmetrically disposed, first threaded holes 144 are formed in inner surfaces of the two first sliding plates 141, the first ball screw 133 and the second ball screw 134 respectively penetrate through the two first threaded holes 144, two ends of the pillar 142 are respectively connected to opposite sides of the two first sliding plates 141 and the clamping plates 143, specifically, two ends of the pillar 142 are respectively fixedly connected to opposite sides of the two first sliding plates 141 and the clamping plates 143 by welding, opposite sides of the two clamping plates 143 are in an arc structure, the first ball screw 133 and the second ball screw 134 drive the two first sliding plates 141 to move towards each other through the first threaded holes 144, the two first sliding plates 141 drive the two clamping plates 143 to move inward or outward at the same time through the pillar 142, and the two clamping plates 143 clamp and fix the counting box 160; the inner surface of the first sliding plate 141 is provided with a first guide hole 145, the inner wall of the support box 110 is fixedly connected with a first guide rail 190, the first guide rail 190 penetrates through the first guide hole 145 in a sliding manner, and the first guide rail 190 and the first guide hole 145 are used for limiting the first sliding plate 141 so that the first sliding plate 141 can move oppositely along with the rotation of the first ball screw 133 and the second ball screw 134; the top of the supporting box 110 is opened with an opening, and the first sliding plate 141 slides through the opening.

Referring to fig. 1, 2 and 6, the counting mechanism 20 includes a baffle 210, a first supporting plate 220, a third ball screw 230 and a lifting assembly 240, the baffle 210 is connected to the top of the supporting box 110, specifically, the baffle 210 is connected to the top of the supporting box 110 by welding, the first supporting plate 220 is installed on one side of the baffle 210, specifically, the first supporting plate 220 is installed on one side of the baffle 210 by welding, one end of the third ball screw 230 is rotatably connected to one side of the first supporting plate 220, specifically, one end of the third ball screw 230 is rotatably connected to one side of the first supporting plate 220 by a bearing, the third ball screw 230 is threaded through the lifting assembly 240, and the third ball screw 230 is used for driving the lifting assembly 240 to move up and down, so as to facilitate people to count the colonies in the counting chamber.

In some specific embodiments, a second supporting plate 260 is further fixedly connected to one side of the baffle 210, the other end of the second guide rail 250 is mounted to one side of the second supporting plate 260, a through hole is formed in an inner surface of the second supporting plate 260, and the third ball screw 230 slidably penetrates through the through hole.

Referring to fig. 6 and 7, the lifting assembly 240 includes a second sliding plate 241 and a magnifier 242, a second threaded hole 243 is formed through an inner surface of the second sliding plate 241, a third ball screw 230 is threaded through the second threaded hole 243, the magnifier 242 is installed at one end of the second sliding plate 241, the third ball screw 230 drives the second sliding plate 241 to move up and down through the second threaded hole 243, the second sliding plate 241 drives the magnifier 242 to move up and down, so that the magnifier 242 is close to or far away from the counting box 160, and people can observe the number of bacterial colonies through the magnifier 242.

In some specific embodiments, a second guide hole 244 is formed in an inner surface of the second sliding plate 241, a second guide rail 250 is fixedly connected to one side of the first supporting plate 220, the second guide rail 250 slidably penetrates through the second guide hole 244, and the second guide rail 250 and the second guide hole 244 are used for limiting the second sliding plate 241, so that the second sliding plate 241 can move up and down along with the rotation of the third ball screw 230.

The working principle of the colony counter is as follows: firstly, the counting box 160 is placed on the counting box 160, the servo motor 120 is turned on, the servo motor 120 drives the second bevel gear 132 to rotate through the first bevel gear 131, the second bevel gear 132 drives the first ball screw 133 and the second ball screw 134 to rotate, the first ball screw 133 and the second ball screw 134 drive the two first sliding plates 141 to move inwards at the same time through the first threaded holes 144, the first sliding plates 141 drive the two clamping plates 143 to move inwards at the same time through the support posts 142, the two clamping plates 143 clamp and fix the counting boxes 160 with different specifications, after the fixing is completed, the third ball screw 230 is turned, the third ball screw 230 drives the second sliding plate 241 to move upwards and downwards through the second threaded holes 243, the second sliding plate 241 drives the magnifier 242 to move upwards and downwards, the magnifier 242 is moved to a proper height, people can conveniently observe the number of the colonies, the purpose of counting the counting cells with different specifications is achieved, and by arranging a clamping and fixing structure, the counting cells with different specifications can be counted by the counter, the using range of the counting cell is improved, and the use of people is facilitated.

It should be noted that the specific model specifications of the servo motor 120, the first conical gear 131, the second conical gear 132, the first ball screw 133, the second ball screw 134, the counting box 160, the LED lamp 180, the third ball screw 230, and the magnifier 242 need to be determined according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, and therefore, detailed description is omitted.

The power supply of the servo motor 120 and the LED lamp 180 and the principle thereof will be apparent to those skilled in the art and will not be described in detail herein.

The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made to the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. A bacterial colony counter is characterized by comprising

The rack mechanism (10) comprises a supporting box (110), a servo motor (120), a transmission assembly (130), clamping assemblies (140), a placing seat (150) and a counting box (160), wherein the servo motor (120) is connected to the inner wall of the supporting box (110), the transmission assembly (130) is arranged on an output shaft of the servo motor (120), the transmission assembly (130) penetrates through the two clamping assemblies (140) in a threaded manner, the placing seat (150) is arranged at the top of the supporting box (110), and the counting box (160) is arranged on the placing seat (150);

the counting mechanism (20), the counting mechanism (20) includes baffle (210), first layer board (220), third ball (230) and lift subassembly (240), baffle (210) connect in supporting box (110) top, first layer board (220) install in baffle (210) one side, third ball (230) one end rotate connect in first layer board (220) one side, third ball (230) screw thread run through in lift subassembly (240).

2. The bacterial colony counter according to claim 1, wherein the transmission assembly (130) comprises a first conical gear (131), a second conical gear (132), a first ball screw (133) and a second ball screw (134), the first conical gear (131) is connected to the output shaft of the servo motor (120), the second conical gear (132) is engaged with the first conical gear (131), and one end of the first ball screw (133) and one end of the second ball screw (134) are respectively installed on two sides of the second conical gear (132).

3. A bacterial colony counter according to claim 2, characterized in that the other end of the first ball screw (133) and the other end of the second ball screw (134) are rotatably connected to the inner wall of the support box (110), and the first ball screw (133) and the second ball screw (134) have opposite threads and the same pitch.

4. The colony counter according to claim 2, characterized in that the clamping assembly (140) comprises a first sliding plate (141), a supporting column (142) and a clamping plate (143), wherein two first sliding plates (141) are symmetrically arranged, a first threaded hole (144) is formed in the inner surface of each of the two first sliding plates (141), the first ball screw (133) and the second ball screw (134) respectively penetrate through the two first threaded holes (144), two ends of the supporting column (142) are respectively connected with the opposite side of the two first sliding plates (141) and the clamping plate (143), and the opposite side of the two clamping plates (143) is in an arc structure.

5. The bacterial colony counter according to claim 4, characterized in that, the first slide plate (141) has a first guide hole (145) formed on the inner surface thereof, the inner wall of the support box (110) is fixedly connected with a first guide rail (190), and the first guide rail (190) is slidably inserted through the first guide hole (145).

6. A bacterial colony counter according to claim 4, characterized in that the top of the supporting box (110) is provided with an opening, and the first sliding plate (141) is slidably arranged through the opening.

7. The bacterial colony counter according to claim 1, wherein the lifting assembly (240) comprises a second sliding plate (241) and a magnifying glass (242), a second threaded hole (243) is formed in the inner surface of the second sliding plate (241), the third ball screw (230) is threaded through the second threaded hole (243), and the magnifying glass (242) is mounted at one end of the second sliding plate (241).

8. The bacterial colony counter according to claim 7, characterized in that, the second slide plate (241) has a second guiding hole (244) formed on its inner surface, a second guiding rail (250) is fixedly connected to one side of the first supporting plate (220), and the second guiding rail (250) is slidably inserted through the second guiding hole (244).

9. The bacterial colony counter according to claim 8, wherein a second supporting plate (260) is further fixedly connected to one side of the baffle plate (210), the other end of the second guide rail (250) is mounted to one side of the second supporting plate (260), a through hole is formed in the inner surface of the second supporting plate (260), and the third ball screw (230) penetrates through the through hole in a sliding manner.

10. A bacterial colony counter as claimed in claim 1, wherein a bracket (170) is fixedly connected to the top of the supporting box (110), and an LED (180) is fixedly connected to one end of the bracket (170), and the LED (180) is directed to the counting box (160).