CN213933511U - Bacteria filtering efficiency tester - Google Patents
Bacteria filtering efficiency tester Download PDFInfo
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- CN213933511U CN213933511U CN202022988939.7U CN202022988939U CN213933511U CN 213933511 U CN213933511 U CN 213933511U CN 202022988939 U CN202022988939 U CN 202022988939U CN 213933511 U CN213933511 U CN 213933511U
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- tester
- tester body
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- bacteria
- screw rod
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Abstract
The utility model provides a bacteria filtration efficiency tester belongs to the tester field. This bacterial filtration efficiency tester, including tester body and elevating system. The lifting mechanism comprises a base, a supporting piece and a screw rod, the screw rod is rotatably installed at the bottom of the tester body, a threaded sleeve is screwed on the surface of the screw rod, the upper end of the supporting piece is hinged with the threaded sleeve, and the lower end of the supporting piece is hinged with the upper surface of the base; the base sets up in tester body bottom for support firm ground, the screw rod of forward rotation drives the thread bush and removes, make the thread bush drive support piece and remove, make support piece promote the tester body and keep away from the base, thereby promote the height of tester body, during the reverse rotation screw rod, make the tester body move down, and then realize the altitude mixture control to the tester body, make the staff of different heights be convenient for going on of operation, reduce fatigue, improve user experience.
Description
Technical Field
The utility model relates to a tester field particularly, relates to bacteria filtration efficiency tester.
Background
At present, a bacterial filtration efficiency tester is used for detecting masks after production and processing so as to ensure that the masks meet the required requirements for bacterial filtration;
the tester body highly fixed that current bacterial filtration efficiency used can not adjust for the staff of different heights need the operation of bowing in the use, the going on of the operation of not being convenient for, and produce fatigue easily.
SUMMERY OF THE UTILITY MODEL
In order to compensate the above deficiency, the utility model provides a bacteria filtration efficiency tester aims at improving tester body highly fixed, can not carry out the problem of adjusting.
The utility model discloses a realize like this:
the utility model provides a bacteria filtration efficiency tester, including tester body and elevating system.
The lifting mechanism comprises a base, a supporting piece and a screw, the screw is rotatably installed at the bottom of the tester body, a threaded sleeve is screwed on the surface of the screw, the upper end of the supporting piece is hinged to the threaded sleeve, and the lower end of the supporting piece is hinged to the upper surface of the base.
The utility model discloses an in the embodiment, tester body lateral wall fixed mounting has the portion of gripping, the surface cover is equipped with anti-skidding cushion gripping.
The utility model discloses an in one embodiment, surface fixed mounting has the gyro wheel under the base, the gyro wheel has auto-lock brake block.
The utility model discloses an in one embodiment, the screw rod is stud, the thread bush is provided with two, two the thread bush sets up respectively stud's both ends, support piece is provided with two, support piece with the thread bush one-to-one is connected.
In an embodiment of the present invention, the support member includes a first threaded pipe, a bidirectional lead screw, and a second threaded pipe, one end of the bidirectional lead screw is in threaded connection with the first threaded pipe, and the other end of the bidirectional lead screw is in threaded connection with the second threaded pipe.
The utility model discloses an in one embodiment, two-way lead screw is both ends screw thread opposite direction's threaded rod, the middle part of two-way lead screw is provided with handheld portion, anti-skidding line has been seted up to handheld portion surface.
The utility model discloses an in one embodiment, the spacing groove has been seted up to tester body lateral wall, it has the gag lever post to slide to peg graft in the spacing groove, the gag lever post lower extreme with fixed surface connects on the base.
The utility model discloses an in the embodiment, the one end of screw rod is connected with the rotating member, the rotating member setting is at tester body surface.
In an embodiment of the present invention, the rotating member is a handwheel, and a rotating handle is mounted on the surface of the handwheel.
The utility model discloses an in one embodiment, the hand wheel surface is seted up flutedly, the one end of rotatory handle through the round pin axle with the recess inner wall rotates to be connected, rotatory handle joint is in the recess.
The utility model has the advantages that: the utility model discloses a bacterial filtration efficiency tester that above-mentioned design obtained, during the use, the base sets up in tester body bottom, a ground for supporting firm, the forward rotation screw rod drives the thread bush and removes, make the thread bush drive support piece and remove, make support piece promote the tester body and keep away from the base, thereby promote the height of tester body, during the counter rotation screw rod, make the tester body move down, and then realize the height control to the tester body, make the staff of different heights be convenient for going on of operation, reduce tired sense, improve user experience.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, 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 embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic structural diagram of a tester body provided by an embodiment of the present invention;
fig. 2 is a schematic view of a lifting structure of a tester body according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a lifting mechanism provided in an embodiment of the present invention;
fig. 4 is a schematic structural view of a supporting member according to an embodiment of the present invention.
In the figure: 100. a tester body; 110. a grip portion; 300. a lifting mechanism; 310. a base; 311. a roller; 330. a support member; 331. a first threaded pipe; 333. a bidirectional screw rod; 335. a second threaded pipe; 337. a hand-held portion; 350. a screw; 351. a threaded sleeve; 370. a limiting rod; 390. a rotating member; 391. the handle is rotated.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the utility model provides a. Embodiments, all other embodiments obtained by a person skilled in the art without any inventive step are within the scope of the present invention.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
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.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1-4, the present invention provides a technical solution: the bacteria filtering efficiency tester comprises a tester body 100 and a lifting mechanism 300.
Referring to fig. 2 to 4, the lifting mechanism 300 includes a base 310, a support member 330 and screws 350, the screws 350 are rotatably installed at the bottom of the tester body 100, threaded sleeves 351 are screwed on the surfaces of the screws 350, the upper end of the support member 330 is hinged to the threaded sleeves 351, the lower end of the support member 330 is hinged to the upper surface of the base 310, in this embodiment, the screws 350 are studs, two threaded sleeves 351 are provided, the two threaded sleeves 351 are respectively provided at two ends of the studs, the two support members 330 are provided, and the support members 330 are connected to the threaded sleeves 351 in a one-to-one correspondence manner; it should be noted that the support 330 includes a first threaded pipe 331, a bidirectional screw rod 333 and a second threaded pipe 335, one end of the bidirectional screw rod 333 is in threaded connection with the first threaded pipe 331, the other end of the bidirectional screw rod 333 is in threaded connection with the second threaded pipe 335, the bidirectional screw rod 333 is a threaded rod with two opposite threaded directions, a handheld portion 337 is disposed in the middle of the bidirectional screw rod 333, and an anti-slip pattern is disposed on the outer surface of the handheld portion 337.
In this embodiment, the lateral wall of the tester body 100 is fixedly provided with a holding part 110, the outer surface of the holding part 110 is sleeved with an anti-slip rubber pad, the lower surface of the base 310 is fixedly provided with a roller 311, and the roller 311 is provided with a self-locking brake pad, so that the tester body 100 can be pushed to move conveniently.
It should be noted that the side wall of the tester body 100 is provided with a limiting groove, a limiting rod 370 is inserted in the limiting groove in a sliding manner, the lower end of the limiting rod 370 is fixedly connected with the upper surface of the base 310, and the additional arrangement of the limiting rod 370 facilitates the tester body 100 to move up and down on the upper surface of the base 310 stably.
In an embodiment of the present invention, one end of the screw 350 is connected to a rotating member 390, and the rotating member 390 is disposed on the outer surface of the tester body 100; the rotating part 390 is a hand wheel, a rotating handle 391 is mounted on the surface of the hand wheel, a groove is formed in the outer surface of the hand wheel, one end of the rotating handle 391 is connected with the inner wall of the groove in a rotating mode through a pin shaft, the rotating handle 391 is clamped in the groove, the groove is additionally formed, the rotating handle 391 is convenient to store, and occupied space is reduced.
The working principle of the bacteria filtration efficiency tester is as follows: during the use, base 310 sets up in tester body 100 bottom, be used for supporting firm ground, forward rotation screw 350 drives thread bush 351 and moves, make thread bush 351 drive support piece 330 and move, make support piece 330 promote tester body 100 and keep away from base 310, thereby promote the height of tester body 100, during reverse rotation screw 350, make tester body 100 move down, and then realize the altitude mixture control to tester body 100, make the staff of different heights be convenient for going on of operation, reduce tired sense, improve user experience.
It should be noted that the specific model specification of the tester body 100 needs to be determined by model selection according to the actual specification of the device, and the specific model selection calculation method adopts the prior art in the field, so detailed description is omitted.
The power supply of the tester body 100 and its principles are clear to those skilled in the art and will not be described in detail herein.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. The bacteria filtration efficiency tester is characterized by comprising
A tester body (100);
the lifting mechanism (300) comprises a base (310), a support (330) and a screw (350), the screw (350) is rotatably installed at the bottom of the tester body (100), a threaded sleeve (351) is screwed on the surface of the screw (350), the upper end of the support (330) is hinged to the threaded sleeve (351), and the lower end of the support (330) is hinged to the upper surface of the base (310).
2. The bacteria filtering efficiency tester according to claim 1, characterized in that a holding part (110) is fixedly installed on the side wall of the tester body (100), and an anti-slip rubber pad is sleeved on the outer surface of the holding part (110).
3. The bacteria filtering efficiency tester according to claim 1, characterized in that a roller (311) is fixedly installed on the lower surface of the base (310), and the roller (311) is provided with a self-locking brake pad.
4. The bacteria filtration efficiency tester according to claim 1, wherein the screw (350) is a stud, the threaded sleeves (351) are provided in two numbers, the two threaded sleeves (351) are respectively provided at both ends of the stud, the support members (330) are provided in two numbers, and the support members (330) are connected with the threaded sleeves (351) in a one-to-one correspondence.
5. The bacteria filtration efficiency tester according to claim 1, wherein the support (330) comprises a first threaded pipe (331), a bidirectional screw (333), and a second threaded pipe (335), one end of the bidirectional screw (333) is threadedly connected to the first threaded pipe (331), and the other end of the bidirectional screw (333) is threadedly connected to the second threaded pipe (335).
6. The bacteria filtering efficiency tester according to claim 5, characterized in that the bidirectional screw rod (333) is a threaded rod with opposite thread directions at two ends, a handheld part (337) is arranged in the middle of the bidirectional screw rod (333), and anti-skid threads are arranged on the outer surface of the handheld part (337).
7. The bacteria filtration efficiency tester of claim 1, wherein the side wall of the tester body (100) is provided with a limiting groove, a limiting rod (370) is inserted in the limiting groove in a sliding manner, and the lower end of the limiting rod (370) is fixedly connected with the upper surface of the base (310).
8. The bacteria filtering efficiency tester according to claim 1, wherein a rotary member (390) is connected to one end of the screw (350), and the rotary member (390) is disposed on the outer surface of the tester body (100).
9. The bacteria filtration efficiency tester of claim 8, wherein the rotating member (390) is a handwheel, and a rotating handle (391) is mounted on the surface of the handwheel.
10. The bacteria filtering efficiency tester as claimed in claim 9, wherein the outer surface of the hand wheel is provided with a groove, one end of the rotating handle (391) is rotatably connected with the inner wall of the groove through a pin shaft, and the rotating handle (391) is clamped in the groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022988939.7U CN213933511U (en) | 2020-12-11 | 2020-12-11 | Bacteria filtering efficiency tester |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022988939.7U CN213933511U (en) | 2020-12-11 | 2020-12-11 | Bacteria filtering efficiency tester |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213933511U true CN213933511U (en) | 2021-08-10 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022988939.7U Active CN213933511U (en) | 2020-12-11 | 2020-12-11 | Bacteria filtering efficiency tester |
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| CN (1) | CN213933511U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029912A (en) * | 2021-04-12 | 2021-06-25 | 常熟迈得医疗器械技术服务有限公司 | Bacterial virus filtration efficiency tester and operation method thereof |
-
2020
- 2020-12-11 CN CN202022988939.7U patent/CN213933511U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113029912A (en) * | 2021-04-12 | 2021-06-25 | 常熟迈得医疗器械技术服务有限公司 | Bacterial virus filtration efficiency tester and operation method thereof |
| CN113029912B (en) * | 2021-04-12 | 2023-03-14 | 常熟迈得医疗器械技术服务有限公司 | Bacterial virus filtration efficiency tester and operation method thereof |
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