CN215414936U

CN215414936U - Portable particle counter calibration and calibration device

Info

Publication number: CN215414936U
Application number: CN202121698288.6U
Authority: CN
Inventors: 王立琴
Original assignee: Mcweier Shanghai Technology Co ltd
Current assignee: Mcweier Shanghai Technology Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-04
Anticipated expiration: 2031-07-26

Abstract

The embodiment of the application discloses calibrating device is markd to portable particle counter, including the protective housing, the joint groove has all been seted up to the both sides of protective housing bottom front end and rear end, the inside swing joint in joint groove has the rotary rod, the outer fixed surface of rotary rod is connected with the rotor plate. Through the rotary rod, the cooperation of rotor plate and gyro wheel is used, can stimulate the rotor plate, make the gyro wheel contact with ground, the equipment of being convenient for removes, and when equipment removes the assigned position, can promote the rotor plate, make the rotor plate get into the inside in joint groove, thereby the area of calibrating device is markd to portable particle counter has been reduced, the top of protective housing can carry out the up-and-down motion through passing through the telescopic link with tensile handle simultaneously, make equipment adjust according to user's height, portability has been increased, in addition through increasing filter screen washing tank push-and-pull door at protective housing left side front end, the filter screen washing has been made things convenient for, further the maintenance of equipment is used.

Description

Portable particle counter calibration and calibration device

Technical Field

The present application relates to the field of particle counters, and more particularly, to a calibration device for calibrating a portable particle counter.

Background

The dust particle counter is an instrument for measuring the number and particle size distribution of dust particles in a single volume in a clean environment. The method can be widely applied to pharmaceutical inspection departments, blood centers, epidemic prevention stations, disease control centers, quality supervision departments and other rights and welfare agencies in various provinces and markets, electronic industries, pharmaceutical workshops, semiconductors, optical or precision machining, plastics, spray painting, hospitals, environmental protection, inspection departments and other production enterprises and scientific research departments.

When the conventional portable particle counter calibration and calibration device is used for production or annual calibration, calibration of flow and calibration of whole machine counting are required to be carried out, a customer needs to return equipment to a manufacturer or an agent for calibration and calibration, the customer comprises transportation time and calibration time, sometimes if more return equipment exists near a calibration date, certain delay or other influences can be caused to the test of the customer to a certain extent, and when initial calibration is carried out, the phenomenon of data error caused by sundries existing in an internal device is often caused, so that accurate calibration cannot be achieved.

SUMMERY OF THE UTILITY MODEL

In view of the above problems, the present application provides a calibration device for a portable particle counter, which has the advantages of portable movement and efficient calibration, and solves the above-mentioned problems

The application provides a calibration device for a portable particle counter, which comprises a protective shell, wherein clamping grooves are formed in the two sides of the front end and the rear end of the bottom of the protective shell, the inner movable connecting structures of the clamping grooves are the same, a rotating rod is arranged, a rotating plate is fixedly connected to the outer surface of the rotating rod, a wheel groove is formed in the center of one end, away from the rotating rod, of the rotating plate, a wheel rod is movably connected to the inner portion of the wheel groove, a roller wheel is fixedly connected to the outer surface of the wheel rod, a sliding door is formed in the top of the front end of the left side of the protective shell, a sliding handle is fixedly connected to the center of the sliding door, fixing devices are fixedly connected to the two sides of the top of the sliding door, a telescopic groove is formed in the center of the top of the protective shell, telescopic rods are fixedly connected to the two sides of the front end and the rear end of the bottom of the telescopic groove, and clamping plates are fixedly connected to the top of the telescopic rods, a stretching handle is fixedly connected with the center of the top of the clamping plate, a display screen is arranged at the center of the right side of the protective shell, the top of the left side of the inner cavity of the protective shell is fixedly connected with a central control device, the rear end of the left side of the bottom of the inner cavity of the protective shell is fixedly connected with a standard comparison machine, the front end of the left side of the bottom of the inner cavity of the protective shell is fixedly connected with a drying device, the front end of the right side of the bottom of the inner cavity of the protective shell is fixedly connected with a generating device, the rear end of the right side of the bottom of the inner cavity of the protective shell is fixedly connected with equipment to be detected, the left side of the top of the equipment to be detected is fixedly connected with an alarm, the center of the top of the right side of the inner cavity of the protective shell is fixedly connected with a support frame, one end of the support frame far away from the protective shell is fixedly connected with a flow counter, the top fixedly connected with rose box of protective housing inner chamber right side rear end, the center fixedly connected with filter screen of rose box inner chamber.

Preferably, the front end of the flow counter is fixedly connected with a collection pipe, one end, far away from the flow counter, of the collection pipe penetrates through the protective shell and extends to the outside of the protective shell, the rear end of the flow counter is fixedly connected with a discharge pipe, and the rear end of the discharge pipe penetrates through the filter box and extends to the inside of the filter box.

Preferably, the right side fixedly connected with of generating device gets the material pipe, the right side of getting the material pipe runs through the protective housing and extends to its outside, generating device's left side fixedly connected with arranges the material pipe, the left side of arranging the material pipe is connected with drying device's right side.

Preferably, the rear end of the drying device is fixedly connected with a conveying pipe, and the rear end of the conveying pipe is connected with the front end of the standard comparison machine.

Preferably, the right side of the standard comparison machine is fixedly connected with a feeding pipe, and the right side of the feeding pipe is connected with the left side of the equipment to be detected.

Preferably, the rear end fixedly connected with delivery pipe of waiting to examine equipment, the rear end of delivery pipe runs through the protective housing and extends to its outside, wait to examine the right side fixedly connected with receiver tube of equipment, the right side of receiver tube runs through the filter box and extends to its inside.

Preferably, a cleaning groove is formed in the right side of the filter box, the size of the inner surface of the cleaning groove is equal to that of the outer surface of the sliding door, and the sliding door is connected with the protective shell through a fixer.

Compared with the prior art, the utility model has the following beneficial effects:

1. the portable particle counter calibration device has the advantages that in the process of conveying the portable particle counter calibration device, the rotating plate can be pulled by the matching use of the rotating rod, the rotating plate and the roller wheel, so that the roller wheel is contacted with the ground, thereby the equipment is moved, thereby improving the moving efficiency of the calibration and calibration device of the portable particle counter, when the device moves to the designated position, the rotating plate can be pushed to enter the clamping groove, thereby reducing the occupied area of the calibration device of the portable particle counter, and the telescopic rod, the clamping plate and the stretching handle can be used in cooperation to pull the stretching handle, thereby make the telescopic link carry out concertina movement to can make equipment adjust according to user's height, thereby improved portable particle counter and markd calibrating device's functionality.

2. This calibrating device is markd to portable particle counter, at the in-process that calibrating device was markd to portable particle counter, use through the cooperation of rose box and filter screen, the filter screen can be when initial data inspects, carry out the filter action to the gas of inside transmission, thereby prevent that initial data from going wrong and lead to the production of the inaccurate phenomenon of calibration data, thereby the accurate nature of calibrating device is markd to portable particle counter has been improved, and the push-and-pull door, the cooperation of push-and-pull handle and fixer is used, can stimulate the push-and-pull handle, make the push-and-pull door open, thereby can carry out the cleaning action to the filter screen, the filterability of filter screen has been improved.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.

FIG. 1 is an overall perspective view of the structure of the present invention;

FIG. 2 is an overall top cross-sectional view of the structure of the present invention;

FIG. 3 is an overall elevational cross-sectional view of the structure of the present invention;

fig. 4 is a bottom view of the structure of the present invention.

In the figure: 1. a protective shell; 2. rotating the rod; 3. a rotating plate; 4. a wheel lever; 5. a roller; 6. a sliding door; 7. a push-pull handle; 8. a holder; 9. a telescopic rod; 10. clamping a plate; 11. stretching the handle; 12. a display screen; 13. a central control device; 14. a standard comparison machine; 15. a drying device; 16. a generating device; 17. equipment to be detected; 18. an alarm; 19. a support frame; 20. a flow counter; 21. a filter box; 22. and (4) a filter screen.

Detailed Description

The technical solutions in 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 only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

Referring to fig. 1-4, a calibration device for calibrating a portable particle counter comprises a protective housing 1, wherein clamping grooves are formed in both sides of the front end and the rear end of the bottom of the protective housing 1, the inner movable connection structures of the clamping grooves are the same, and the clamping grooves comprise a rotary rod 2, a rotary plate 3 and a roller 5, the outer surface of the rotary rod 2 is fixedly connected with the rotary plate 3, a wheel groove is formed in the center of one end, away from the rotary rod 2, of the rotary plate 3, a wheel rod 4 is movably connected in the wheel groove, the outer surface of the wheel rod 4 is fixedly connected with the roller 5, when the calibration device is fixedly placed, the mechanism formed by the four parts can be positioned in the clamping grooves and is lower than a bottom plane, so that the floor area of the calibration device for calibrating the portable particle counter is reduced, when the calibration device needs to be moved, the rotary plate 3 in the clamping grooves can be pulled to enable the roller 5 to be in contact with the ground, thereby the equipment is moved by the roller 5, when the equipment is moved to a designated position, the rotating plate 3 can be pushed, the rotating plate 3 enters the inside of the clamping groove again, the fixed placing mode is recovered, the top of the front end of the left side of the protective shell 1 is provided with the sliding door 6, the center of the sliding door 6 is fixedly connected with the push-pull handle 7, the push-pull handle 7 is pulled, the sliding door 6 is opened, thereby the filter screen 22 can be cleaned, the filtering performance of the filter screen 22 is improved, both sides of the top of the sliding door 6 are fixedly connected with the fixers 8, the center of the top of the protective shell 1 is provided with the telescopic groove, both sides of the front end and the rear end of the bottom of the telescopic groove are fixedly connected with the telescopic rod 9, the top of the telescopic rod 9 is fixedly connected with the clamping plate 10, the center of the top of the clamping plate 10 is fixedly connected with the stretching handle 11, the stretching handle 11 is pulled, so that the telescopic rod 9 can perform telescopic motion, thereby the equipment is adjusted according to the height of the user, thereby the user is convenient to carry the equipment, the center of the right side of the protective shell 1 is provided with a display screen 12, the display screen 12 can display the checked data, thereby the user can observe more easily, the left top of the inner cavity of the protective shell 1 is fixedly connected with a central control device 13, the left rear end of the inner cavity of the protective shell 1 is fixedly connected with a standard contrast machine 14, the right side of the standard contrast machine 14 is fixedly connected with a feeding pipe, the right side of the feeding pipe is connected with the left side of the equipment to be detected 17, the left front end of the inner cavity of the protective shell 1 is fixedly connected with a drying device 15, the rear end of the drying device 15 is fixedly connected with a conveying pipe, the rear end of the conveying pipe is connected with the front end of the standard contrast machine 14, the drying device 15 can dry the monodisperse particles, thereby the gas of the moisture on the surfaces of the monodisperse particles can be filtered, the front end of the right side of the bottom of the inner cavity of the protective shell 1 is fixedly connected with a generating device 16, the right side of the generating device 16 is fixedly connected with a material taking pipe, the right side of the material taking pipe penetrates through the protective shell 1 and extends to the outside of the protective shell, the left side of the generating device 16 is fixedly connected with a material discharging pipe, the left side of the material discharging pipe is connected with the right side of a drying device 15, the generating device 16 can atomize gas in the protective shell so as to generate monodisperse particles, the rear end of the right side of the bottom of the inner cavity of the protective shell 1 is fixedly connected with a device to be detected 17, the rear end of the material discharging pipe penetrates through the protective shell 1 and extends to the outside of the protective shell, the right side of the device to be detected 17 is fixedly connected with a receiving pipe, the right side of the receiving pipe penetrates through a filter box 21 and extends to the inside of the protective shell, the left side of the top of the device to be detected 17 is fixedly connected with an alarm 18, and the alarm 18 can give an alarm when a problem occurs during checking, thereby facilitating the maintenance of a user, a support frame 19 is fixedly connected at the center of the right top of the inner cavity of the protective shell 1, one end of the support frame 19 far away from the protective shell 1 is fixedly connected with a flow counter 20, the front end of the flow counter 20 is fixedly connected with a collecting tube, one end of the collecting tube far away from the flow counter 20 extends to the outside of the protective shell through the protective shell 1, the rear end of the flow counter 20 is fixedly connected with a discharge tube, the rear end of the discharge tube extends to the inside of the discharge tube through a filter box 21, a filter box 21 is fixedly connected at the top of the right rear end of the inner cavity of the protective shell 1, a cleaning tank is arranged at the right side of the filter box 21, the size of the inner surface of the cleaning tank is equal to that of the outer surface of the sliding door 6, the sliding door 6 is connected with the protective shell 1 through a fixer 8, a filter screen 22 is fixedly connected at the center of the inner cavity of the filter box 21, and the filter screen 22 can be used for checking initial data, the gas transmitted inside is filtered, so that the phenomenon that the initial data is inaccurate due to the fact that the initial data is in a problem is prevented.

In conclusion, in the process of conveying the portable particle counter calibration device, the rotating plate 3 can be pulled through the matching use of the rotating rod 2, the rotating plate 3 and the roller 5, so that the roller 5 is in contact with the ground, the equipment is moved, the moving efficiency of the portable particle counter calibration device is improved, and when the equipment moves to a specified position, the rotating plate 3 can be pushed, so that the rotating plate 3 enters the inside of the clamping groove, and the floor area of the portable particle counter calibration device is reduced; the telescopic rod 9, the clamping plate 10 and the stretching handle 11 are matched for use, and the stretching handle 11 can be pulled, so that the telescopic rod 9 can perform telescopic motion, the equipment can be adjusted according to the height of a user, and the functionality of the portable particle counter calibration and calibration device is improved; calibration device operation's in-process is markd at portable particle counter, cooperation through rose box 21 and filter screen 22 is used, filter screen 22 can be when initial data inspects, the gaseous filtering action of inside transmission, thereby prevent that initial data from going wrong and lead to the production of the inaccurate phenomenon of calibration data, thereby portable particle counter calibration device's accuracy has been improved, and push-and-pull door 6, push-and-pull handle 7 and 8 cooperation of fixer are used, can stimulate push-and-pull handle 7, make push-and-pull door 6 open, thereby conveniently carry out cleaning action to filter screen 22, filter screen 22's reusability has been improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, and not to limit the same; although the present application has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not necessarily depart from the spirit and scope of the corresponding technical solutions in the embodiments of the present application.

Claims

1. The utility model provides a portable particle counter calibrates calibrating device, includes protective housing (1), display screen (12) and inside well accuse equipment (13), standard contrast machine (14), drying device (15), generating device (16), wait to examine equipment (17), alarm (18), support frame (19), flow counter (20), its characterized in that, the joint groove has all been seted up to the both sides of protective housing (1) bottom front end and rear end, the inside swing joint in joint groove has rotary rod (2), the external surface fixedly connected with rotor plate (3) of rotary rod (2), the wheel groove has been seted up at the center that rotary rod (2) one end was kept away from in rotor plate (3), the inside swing joint in wheel groove has wheel pole (4), the external surface fixedly connected with gyro wheel (5) of wheel pole (4).

2. The calibration and calibration device for the portable particle counter according to claim 1, wherein a telescopic slot is formed in the center of the top of the protective shell (1), telescopic rods (9) are fixedly connected to both sides of the front end and the rear end of the bottom of the telescopic slot, a clamping plate (10) is fixedly connected to the top of each telescopic rod (9), and a stretching handle (11) is fixedly connected to the center of the top of each clamping plate (10).

3. The calibration and calibration device for the portable particle counter according to claim 1, wherein a filter box (21) is fixedly connected to the top of the rear end of the right side of the inner cavity of the protective shell (1), and a filter screen (22) is fixedly connected to the center of the inner cavity of the filter box (21).

4. The calibration and calibration device for the portable particle counter according to claim 3, wherein a sliding door (6) is arranged at the top of the front end of the left side of the protective shell (1), a sliding handle (7) is fixedly connected to the center of the sliding door (6), a cleaning tank is arranged on the right side of the filter box (21), the size of the inner surface of the cleaning tank is equal to the size of the outer surface of the sliding door (6), and the sliding door (6) is connected with the protective shell (1) through a fixer (8).