CN213337252U

CN213337252U - Dust particle counter

Info

Publication number: CN213337252U
Application number: CN202022321892.9U
Authority: CN
Inventors: 唐秋云
Original assignee: Shenzhen Huajian Measurement Technology Co ltd
Current assignee: Shenzhen Huajian Measurement Technology Co ltd
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-06-01
Anticipated expiration: 2030-10-19

Abstract

The utility model relates to a counter technical field just discloses a dust particle counter, including dust particle counter casing and tripod, the bottom fixedly connected with base of dust particle counter casing, the top fixedly connected with fixing base of tripod, the standing groove has been seted up at the top of fixing base, the activity groove has all been seted up to both sides around the fixing base, two the equal activity of inside in activity groove is pegged graft and is had the inserted block, two the equal fixedly connected with baffle in one side that the inserted block is relative. This dust particle counter through mutually supporting between base, fixing base, standing groove, movable groove, inserted block, baffle, extension spring, pull ring and the slot to make the inserted block keep away from one side of baffle and the inside grafting of slot, thereby carry on spacingly to the base, and fix the inside at the standing groove with the base, and then can prevent that dust particle counter casing from dropping on the tripod.

Description

Dust particle counter

Technical Field

The utility model relates to a counter technical field specifically is a dust 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, and the existing dust particle counter can be divided into a desk-top dust particle counter and a handheld dust particle counter.

And hand-held type dust particle counter when needs place it, need place hand-held type dust particle counter on the tripod, and when current dust particle counter was placed on the tripod, fixed effect is not good, makes dust particle counter take place the phenomenon that drops on the tripod easily to cause the damage to dust particle counter, consequently need provide a dust particle counter and solve above-mentioned problem that appears.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a dust particle counter possesses fixed effectual, can prevent that dust particle counter from taking place advantages such as the condition that drops, has solved when dust particle counter places on the tripod, and fixed effect is not good, makes dust particle counter take place the phenomenon of dropping on the tripod easily to cause the problem of damage to dust particle counter.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a dust particle counter comprises a dust particle counter shell and a tripod rest, wherein the bottom of the dust particle counter shell is fixedly connected with a base, the top of the tripod rest is fixedly connected with a fixed seat, the top of the fixed seat is provided with a placing groove, the front side and the rear side of the fixed seat are respectively provided with a movable groove, the inner parts of the two movable grooves are movably inserted with an inserting block, one opposite sides of the two inserting blocks are respectively fixedly connected with a baffle plate, one side of the baffle plate, which is close to the inserting block, is fixedly connected with a pull ring, one side of the baffle plate, which is far away from the inserting block, is respectively provided with an inserting groove, the rear side of the dust particle counter shell is fixedly connected with a fixed block, the rear side of the fixed block is provided with a groove, the inner part of the groove is movably connected with a movable block, and the, the front side wall of the circular groove is fixedly connected with a spring, and the rear side of the movable block is fixedly connected with a handle.

Preferably, the base is movably inserted into the placing groove, and the bottom of the base is lapped with the inner bottom wall of the placing groove.

Preferably, the movable groove is communicated with the placing groove, the two baffle plates are respectively positioned at the front side and the rear side of the fixed seat, and one end, far away from the baffle plate, of the extension spring is fixedly connected with the side surface of the fixed seat.

Preferably, one side of the insertion block, which is far away from the baffle, is movably inserted into the slot.

Preferably, the spring is far away from one end of recess and the front side fixed connection of movable block, the front fixedly connected with rubber strip of handle.

Preferably, the front of dust particle counter casing is provided with the display screen, the right side of dust particle counter casing is provided with the interface, the top of dust particle counter casing is provided with the sampling port.

Compared with the prior art, the utility model provides a dust particle counter possesses following beneficial effect:

1. this dust particle counter through mutually supporting between base, fixing base, standing groove, movable groove, inserted block, baffle, extension spring, pull ring and the slot to make the inserted block keep away from one side of baffle and the inside grafting of slot, thereby carry on spacingly to the base, and fix the base in the inside of standing groove, prevent that the base from taking place the skew in placing, and then be difficult for making dust particle counter casing drop on the tripod.

2. This dust particle counter, through the mutually supporting between fixed block, recess, movable block, circular slot, spring, handle and the rubber strip, take off dust particle counter casing back from between the tripod, then hold dust particle counter casing with the hand for the palm is located between dust particle counter casing and the handle, and under the effect of spring, makes rubber strip and palm closely laminate, and then can prevent that dust particle counter casing from coming off from the hand.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a sectional view of the fixing base structure of the present invention;

FIG. 3 is an enlarged view of the structure A in FIG. 2 according to the present invention;

fig. 4 is an enlarged view of a structure B in fig. 2 according to the present invention.

Wherein: 1. a dust particle counter housing; 2. a tripod stand; 3. a base; 4. a fixed seat; 5. a placement groove; 6. a movable groove; 7. inserting a block; 8. a baffle plate; 9. an extension spring; 10. a pull ring; 11. a slot; 12. a fixed block; 13. a groove; 14. a movable block; 15. a circular groove; 16. a spring; 18. a handle; 19. A rubber strip; 20. a display screen; 21. an interface; 22. and a sampling port.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

Referring to fig. 1-4, a dust particle counter comprises a dust particle counter housing 1 and a tripod rest 2, wherein the bottom of the dust particle counter housing 1 is fixedly connected with a base 3, the top of the tripod rest 2 is fixedly connected with a fixed seat 4, the top of the fixed seat 4 is provided with a placing groove 5, the base 3 is movably inserted into the placing groove 5, the bottom of the base 3 is overlapped with the inner bottom wall of the placing groove 5, the front side and the rear side of the fixed seat 4 are respectively provided with a movable groove 6, the insides of the two movable grooves 6 are respectively movably inserted with an insertion block 7, one side of the two insertion blocks 7 opposite to each other is fixedly connected with a baffle plate 8, one side of the baffle plate 8 close to the insertion blocks 7 is fixedly connected with an extension spring 9, each baffle plate 8 is fixedly connected with four extension springs 9, the four extension springs 9 are uniformly distributed above and below the insertion blocks 7, and two extension springs 9 are respectively arranged above and below the, and make the inserted block 7 can not take place the skew when removing through four extension spring 9, the movable trough 6 communicates with the standing groove 5, two baffles 8 are located the front and back both sides of fixing base 4 respectively, extension spring 9 keeps away from the one end of baffle 8 and the side surface fixed connection of fixing base 4, one side fixedly connected with pull ring 10 of inserted block 7 is kept away from to baffle 8, can be convenient for spur baffle 8 through setting up pull ring 10, and pull ring 10 is located the central point of baffle 8 and puts, make when spur pull ring 10, can drive the steady removal of inserted block 7.

The front side and the rear side of the base 3 are respectively provided with a slot 11, one side of the insertion block 7, which is far away from the baffle plate 8, is movably inserted into the slots 11, when one side of the insertion block 7, which is far away from the baffle plate 8, is inserted into the slots 11, the base 3 can be fixed inside the placing groove 5, the base 3 is prevented from moving inside the placing groove 5, the dust particle counter shell 1 is prevented from falling off the tripod bracket 2, the rear side of the dust particle counter shell 1 is fixedly connected with two fixed blocks 12, the rear side of the fixed blocks 12 is provided with a groove 13, the inside of the groove 13 is movably connected with a movable block 14, the front side wall of the groove 13 is provided with a circular groove 15, the front side wall of the circular groove 15 is fixedly connected with a spring 16, the spring 16 is mutually matched with the inside of the circular groove 15, and the spring 16 is arranged inside the circular groove 15, so that the spring 16 can be prevented from shifting or twisting, the rear side fixedly connected with handle 18 of movable block 14, the front of handle 18 and the rear side fixed connection of two movable blocks 14, can drive movable block 14 through pulling handle 18 and remove in the inside of recess 13, the one end that recess 13 was kept away from to spring 16 and the front side fixed connection of movable block 14, the front fixedly connected with rubber strip 19 of handle 18, not only can protect the palm through setting up rubber strip 19, and make the laminating between handle 18 and the palm inseparabler, thereby can prevent that dust particle counter casing 1 from coming off from hand, the front of dust particle counter casing 1 is provided with display screen 20, the right side of dust particle counter casing 1 is provided with interface 21, the top of dust particle counter casing 1 is provided with sampling port 22, gather dust particle through sampling port 22.

When the dust particle counter is used, the dust particle counter shell 1 needs to be detached from the tripod bracket 2, the pull rings 10 on the front side and the rear side of the fixed seat 4 are pulled firstly, the pull ring 10 on the front side moves forwards, the pull ring 10 on the rear side moves backwards, the insertion block 7 can be driven to move in the movable groove 6, the extension spring 9 is extended to be lengthened, one side, away from the baffle plate 8, of the insertion block 7 moves out of the inner part of the slot 11, then the dust particle counter shell 1 is moved upwards for mining, the base 3 is moved out of the inner part of the placing groove 5, the handle 18 is pulled backwards, the movable block 14 is driven to move in the groove 13, the spring 16 is lengthened, then the dust particle counter shell 1 is held by hand, the palm is positioned between the dust particle counter shell 1 and the handle 18, and then the handle 18 is released, the movable block 14 is driven to move forwards in the groove 13 under the action of the spring 16, and the handle 18 moves forwards together, so that the rubber strip 19 is tightly attached to the palm, and the dust particle counter shell 1 can be prevented from falling off from the hand; when dust particle counter casing 1 needs to be fixed on tripod 2, two baffles 8 are respectively moved to the front and back sides of fixing base 4, thereby make the one end that baffle 8 was kept away from to inserted block 7 move to the inside of activity groove 6 from the inside of standing groove 5, thereby can put into the inside of standing groove 5 with base 3, and make the position of slot 11 corresponding with the position of activity groove 6, then release baffle 8, and under extension spring 9's effect, drive inserted block 7 and remove, make the one end that baffle 8 was kept away from to inserted block 7 peg graft with the inside of slot 11, thereby fix base 3 in the inside of standing groove 5, and then prevent that dust particle counter casing 1 from dropping from tripod 2.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A dust particle counter comprising a dust particle counter housing (1) and a tripod stand (2), characterized in that: the bottom of the dust particle counter shell (1) is fixedly connected with a base (3), the top of the tripod bracket (2) is fixedly connected with a fixed seat (4), the top of the fixed seat (4) is provided with a placing groove (5), the front side and the rear side of the fixed seat (4) are both provided with movable grooves (6), the insides of the two movable grooves (6) are movably inserted with inserting blocks (7), one opposite side of the two inserting blocks (7) is fixedly connected with a baffle (8), one side of the baffle (8) close to the inserting blocks (7) is fixedly connected with a tension spring (9), one side of the baffle (8) far away from the inserting blocks (7) is fixedly connected with a pull ring (10), the front side and the rear side of the base (3) are both provided with slots (11), and the rear side of the dust particle counter shell (1) is fixedly connected with a fixed block (, the rear side of fixed block (12) is opened and is equipped with recess (13), the inside swing joint of recess (13) has movable block (14), circular slot (15) have been seted up to the preceding lateral wall of recess (13), the preceding lateral wall fixedly connected with spring (16) of circular slot (15), the rear side fixedly connected with handle (18) of movable block (14).

2. A dust particle counter according to claim 1, wherein: the base (3) is movably inserted into the placing groove (5), and the bottom of the base (3) is in lap joint with the inner bottom wall of the placing groove (5).

3. A dust particle counter according to claim 1, wherein: the movable groove (6) is communicated with the placing groove (5), the two baffle plates (8) are respectively positioned on the front side and the rear side of the fixed seat (4), and one end, far away from the baffle plates (8), of the extension spring (9) is fixedly connected with the side surface of the fixed seat (4).

4. A dust particle counter according to claim 1, wherein: one side of the insertion block (7) far away from the baffle (8) is movably inserted in the slot (11).

5. A dust particle counter according to claim 1, wherein: one end, far away from the groove (13), of the spring (16) is fixedly connected with the front side of the movable block (14), and the front side of the handle (18) is fixedly connected with a rubber strip (19).

6. A dust particle counter according to claim 1, wherein: the front of dust particle counter casing (1) is provided with display screen (20), the right side of dust particle counter casing (1) is provided with interface (21), the top of dust particle counter casing (1) is provided with sampling port (22).