CN216669887U

CN216669887U - High-precision calibration bin for air negative ion detector

Info

Publication number: CN216669887U
Application number: CN202122435550.4U
Authority: CN
Inventors: 周知贵
Original assignee: Kunshan Eternal Norm Technology Service Inc
Current assignee: Kunshan Eternal Norm Technology Service Inc
Priority date: 2021-10-09
Filing date: 2021-10-09
Publication date: 2022-06-03
Anticipated expiration: 2031-10-09

Abstract

The utility model discloses a high-precision calibration bin of an air negative ion detector, which comprises a shell and a bin body, wherein an air outlet pipe is hermetically inserted and connected to one side of the bin body, an annular clamping groove is formed in one end of the air outlet pipe, a spring is fixedly connected to the inner wall of one side of the annular clamping groove, an annular slip sheet is fixedly connected to one end of the spring, two bidirectional threaded rods are fixedly connected to the inner wall of the bottom of the shell, two fixing rings are connected to one side of each bidirectional threaded rod through threads, a knob is fixedly connected to the top end of each bidirectional threaded rod, two guide columns are fixedly connected to the inner wall of the bottom of the shell, and the guide columns are connected with the fixing rings in a sliding mode. The utility model ensures the stability of the connection part of the air inlet pipe of the device and the air outlet pipe of the calibration bin, increases the sealing property of the connection part of the air inlet pipe of the device and the air outlet pipe of the calibration bin, prevents external air from permeating, reduces the error of the detection result, improves the accuracy of air anion detection, and meets the requirements of people.

Description

High-precision calibration bin for air negative ion detector

Technical Field

The utility model relates to the technical field of negative ion detection equipment, in particular to a high-precision calibration bin of an air negative ion detector.

Background

The air ion measuring instrument is a special instrument for measuring gas ions in the atmosphere, can measure the concentration of the air ions, distinguish the positive and negative polarities of the ions, and distinguish the positive and negative ions in the air, has good biological activity, is easy to permeate through the blood brain barrier of a human body, enters the human body to exert the biological effect, and a calibration bin of a high-precision air anion detector is a device for carrying out standard detection on the anions in the air.

The existing calibration bin of the air negative ion detector mostly has the following defects: when the calibration bin is used, the sealing effect at the connection part of the air outlet pipe and the air inlet pipe of the detection equipment is poor, so that a detection result has a large error, the detection precision is influenced, and the requirements of people cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a high-precision calibration bin of an air negative ion detector.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a storehouse is markd to high accuracy air anion detector, includes the shell and the storehouse body, sealed the pegging graft in one side of the storehouse body has the outlet duct, and ring groove has been seted up to the one end of outlet duct, and one side inner wall fixedly connected with spring of ring groove, the one end fixedly connected with annular gleitbretter of spring, two-way threaded rods of bottom inner wall fixedly connected with of shell, one side threaded connection of two-way threaded rod have two solid fixed rings, and the top fixedly connected with knob of two-way threaded rod, two guide posts of bottom inner wall fixedly connected with of shell, guide post and solid fixed ring sliding connection.

As a further scheme of the utility model, one side of the annular sliding sheet is fixedly connected with a sealing ring.

As a further scheme of the utility model, the outer wall of one side of the shell is fixedly connected with two guide rails, and the same sliding cover is connected between the guide rails in a sliding manner.

As a further scheme of the utility model, the outer wall of one side of the shell is fixedly connected with two limiting blocks, and the limiting blocks are in contact with the sliding cover.

As a further scheme of the utility model, the outer wall of one side of the shell is fixedly connected with two fixed sleeves, and telescopic pull rods are inserted in the fixed sleeves.

As a further scheme of the utility model, the outer wall of one side of the shell is fixedly connected with an illuminating lamp, and the outer wall of the bottom of the shell is fixedly connected with a plurality of universal wheels.

As a further proposal of the utility model, the inner walls of the multiple sides of the shell are fixedly connected with rubber plates which are in contact with the bin body.

As a further proposal of the utility model, the inner walls of the multiple sides of the bin body are fixedly connected with anion layers, and the upper surface of the bin body is hermetically inserted with a plurality of air inlet pipes which are uniformly distributed.

The utility model has the beneficial effects that:

1. according to the utility model, the rotary knob drives the bidirectional threaded rod to rotate, and the two fixing rings are mutually close under the action of the threads of the bidirectional threaded rod, so that the air inlet pipe is clamped and fixed, the stability of the joint of the air inlet pipe of the device and the air outlet pipe of the calibration bin is ensured, the tightness of the joint of the air inlet pipe of the device and the air outlet pipe of the calibration bin is increased, external air infiltration is avoided, the error of a detection result is reduced, the accuracy of air anion detection is improved, and the requirements of people are met.

2. The sealing ring is arranged, so that the sealing performance between the air inlet pipe and the air outlet pipe can be ensured, and meanwhile, the air outlet pipe can be shielded by the design of the sliding cover when the device is not used, so that dust is prevented from entering the device, and the practicability of the device is improved.

3. The telescopic pull rod and the fixing sleeve are combined, so that the telescopic pull rod can be conveniently stretched, the length of the telescopic pull rod is prolonged, the telescopic pull rod is suitable for workers with different heights to move the device, and the applicability of the device is improved.

Drawings

FIG. 1 is a schematic view of a calibration chamber of a high-precision air negative ion detector according to the present invention;

FIG. 2 is a schematic diagram of a first partial cross-sectional structure of a calibration bin of a high-precision air negative ion detector according to the present invention;

fig. 3 is a second partial sectional structural schematic diagram of a calibration bin of a high-precision air negative ion detector according to the present invention.

Fig. 4 is a schematic view of a partial three-dimensional structure of a calibration bin of a high-precision air negative ion detector provided by the utility model.

In the figure: 1. a housing; 2. a bin body; 3. an air outlet pipe; 4. an annular clamp groove; 5. an annular slip sheet; 6. a spring; 7. a guide post; 8. a fixing ring; 9. a bidirectional threaded rod; 10. a knob; 11. a seal ring; 12. a guide rail; 13. a sliding cover; 14. a limiting block; 15. an illuminating lamp; 16. a universal wheel; 17. fixing the sleeve; 18. a telescopic pull rod; 19. an air inlet pipe; 20. a rubber plate; 21. and (4) a negative ion layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent will be understood to those of ordinary skill in the art.

Referring to fig. 1-4, a high-precision calibration bin for an air negative ion detector comprises a shell 1 and a bin body 2, wherein an air outlet pipe 3 is hermetically inserted and connected to one side of the bin body 2, an annular clamping groove 4 is formed in one end of the air outlet pipe 3, the annular clamping groove 4 is designed to facilitate connection between the air outlet pipe 3 and an equipment air inlet pipe 19, a spring 6 is fixed to the inner wall of one side of the annular clamping groove 4 through a bolt, an annular slip sheet 5 is fixed to one end of the spring 6 through a bolt, two bidirectional threaded rods 9 are fixed to the inner wall of the bottom of the shell 1 through a bolt, two fixing rings 8 are connected to one side of each bidirectional threaded rod 9 through threads, a knob 10 is fixed to the top end of each bidirectional threaded rod 9 through a bolt, the bidirectional threaded rods 9 are driven to rotate through the rotation knob 10, the two fixing rings 8 are mutually closed under the threaded action of the bidirectional threaded rods 9, so that the air inlet pipe is clamped and fixed, the stability of the equipment air-supply line with mark 3 junctions of storehouse outlet duct has been ensured, the equipment air-supply line has been increased and the 3 junctions leakproofness of storehouse outlet duct is markd, in order to avoid outside air infiltration, reduce testing result error nature, the precision that air anion detected has been promoted, satisfy people's demand, the bottom inner wall of shell 1 has two guide posts 7 through the bolt fastening, guide post 7 and solid fixed ring 8 sliding connection, the design of guide post 7, the equilibrium when solid fixed ring 8 reciprocated has been guaranteed.

In the utility model, a sealing ring 11 is bonded on one side of an annular sliding sheet 5, the sealing performance between an air inlet pipe and an air outlet pipe 3 can be ensured by the design of the sealing ring 11, two guide rails 12 are fixed on the outer wall of one side of a shell 1 through bolts, the same sliding cover 13 is connected between the guide rails 12 in a sliding way, the air outlet pipe 3 can be shielded by the design of the sliding cover 13 when the device is not used, so that dust can not enter, two limit blocks 14 are fixed on the outer wall of one side of the shell 1 through bolts, the limit blocks 14 are contacted with the sliding cover 13, two fixed sleeves 17 are fixed on the outer wall of one side of the shell 1 through bolts, a telescopic pull rod 18 is inserted in each fixed sleeve 17, the telescopic pull rod 18 can be conveniently stretched through the design of combining the telescopic pull rod 18 with the fixed sleeves 17, so that the length of the telescopic pull rod 18 is prolonged, and the device is suitable for workers with different heights to move, one side outer wall of shell 1 has light 15 through the bolt fastening, light 15's design, can play the effect of illumination, the bottom outer wall of shell 1 has a plurality of universal wheels 16 through the bolt fastening, universal wheel 16 and flexible pull rod 18 mutually support, so as to the removal to the device, the multilateral inner wall of shell 1 bonds and has rubber slab 20, rubber slab 20 contacts with storehouse body 2, rubber slab 20's design, so as to play the effect of buffering to storehouse body 2, avoid taking place the striking between storehouse body 2 and the shell 1 inner wall, the multilateral inner wall of storehouse body 2 all bonds and has anion layer 21, and the last surface seal of storehouse body 2 pegs graft and have a plurality of intake pipes 19, intake pipe 19 evenly distributed, by the design of the even intake pipe 19 of a plurality of distributions, make and be detected the air and can evenly get into in the storehouse body 2.

The working principle is as follows: when the device is used, firstly, the air inlet pipe of the device is butted with the annular clamping groove 4 on the air outlet pipe 3 of the calibration bin, meanwhile, the sealing ring 11 is used for ensuring the sealing performance between the air inlet pipe and the air outlet pipe 3, then, the rotary knob 10 drives the bidirectional threaded rod 9 to rotate at the same time, under the action of the threads of the bidirectional threaded rod 9, the two fixing rings 8 are made to be close to each other, the air inlet pipe is clamped and fixed, the stability of the connection of the air inlet pipe of the device and the air outlet pipe 3 of the calibration bin is ensured, the sealing performance of the connection of the air inlet pipe of the device and the air outlet pipe 3 of the calibration bin is increased, the external air is prevented from permeating, the precision of air negative ion detection is ensured, and in addition, the air inlet pipes 19 which are uniformly distributed are used for enabling detected air to uniformly enter the bin body 2.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The utility model provides a storehouse is markd to high accuracy air anion detector, includes shell (1) and the storehouse body (2), its characterized in that, sealed the pegging graft in one side of the storehouse body (2) has outlet duct (3), and ring groove (4) have been seted up to the one end of outlet duct (3), and one side inner wall fixedly connected with spring (6) of ring groove (4), one end fixedly connected with annular gleitbretter (5) of spring (6), two-way threaded rods (9) of bottom inner wall fixedly connected with of shell (1), one side threaded connection of two-way threaded rod (9) have two solid fixed rings (8), and the top fixedly connected with knob (10) of two-way threaded rod (9), two guide post (7) of bottom inner wall fixedly connected with of shell (1), guide post (7) and solid fixed ring (8) sliding connection.

2. The calibration bin of the high-precision air negative ion detector as claimed in claim 1, wherein a sealing ring (11) is fixedly connected to one side of the annular sliding sheet (5).

3. The calibration bin of the high-precision air negative ion detector as claimed in claim 1, wherein two guide rails (12) are fixedly connected to the outer wall of one side of the housing (1), and the same sliding cover (13) is slidably connected between the guide rails (12).

4. The calibration bin of the high-precision air negative ion detector as claimed in claim 3, wherein two limiting blocks (14) are fixedly connected to the outer wall of one side of the housing (1), and the limiting blocks (14) are in contact with the sliding cover (13).

5. The calibration bin of the high-precision air negative ion detector as claimed in claim 1, wherein two fixed sleeves (17) are fixedly connected to the outer wall of one side of the housing (1), and telescopic pull rods (18) are inserted into the fixed sleeves (17).

6. The calibration bin of the high-precision air negative ion detector as claimed in claim 1, wherein an illuminating lamp (15) is fixedly connected to the outer wall of one side of the housing (1), and a plurality of universal wheels (16) are fixedly connected to the outer wall of the bottom of the housing (1).

7. The calibration bin of the high-precision air negative ion detector as claimed in claim 1, wherein a rubber plate (20) is fixedly connected to the inner wall of the housing (1) on multiple sides, and the rubber plate (20) is in contact with the bin body (2).

8. The calibration bin of the high-precision air anion detector as claimed in claim 7, wherein the anion layer (21) is fixedly connected to the inner wall of the bin body (2) on multiple sides, the air inlet pipes (19) are hermetically inserted into the upper surface of the bin body (2), and the air inlet pipes (19) are uniformly distributed.