CN218546276U

CN218546276U - Self-cleaning sampling head

Info

Publication number: CN218546276U
Application number: CN202222509062.8U
Authority: CN
Inventors: 霍铖宇; 丁国正
Original assignee: Jiangsu Tus Environmental Technology Co ltd
Current assignee: Jiangsu Tus Environmental Technology Co ltd
Priority date: 2022-09-22
Filing date: 2022-09-22
Publication date: 2023-02-28
Anticipated expiration: 2032-09-22

Abstract

The utility model discloses a self-cleaning formula sampling head belongs to dust concentration detection technical field, including shell main part and sampling head main part and, the lantern ring is installed to the inside bottom of shell main part, the inner wall of shell main part all is provided with the internal thread, the inside of shell main part is provided with the sampling head main part, first sampling hole has been seted up to the inside of sampling head main part, the outer wall of sampling head main part all is provided with the external screw thread, the inside of sampling head main part is provided with the collar, and the top of collar is provided with the collar, the filter screen is installed to the inner wall of collar. The beneficial effects of the utility model are that through mutually supporting of installation circle and mounting groove, be convenient for insert the inside of mounting groove with the installation circle, simultaneously through the design of filter screen, be convenient for can filter the impurity in the air through the filter screen, avoid a large amount of impurity in the air to get into the inside of sampling head, make this sampling head can carry out the automatically cleaning.

Description

Self-cleaning sampling head

Technical Field

The utility model relates to a dust concentration detection area specifically says so self-cleaning formula sampling head.

Background

The dust concentration detector mainly comprises dust concentration online measurement methods such as a capacitance method, a beta-ray method, a light scattering method, a light absorption method, a triboelectric method, an ultrasonic method and a microwave method, the measurement principle of the capacitance method is simple, but the capacitance measurement value and the concentration are not in one-to-one linear relation, and the capacitance measurement value is easily influenced by phase distribution and flow pattern change, so that a larger measurement error is caused; although the B ray method measures accurately, need to sample the back contrast measurement to the dust, hardly realize the on-line monitoring of dust concentration, mainly adopt light scattering method, light absorption method sampling head to sample the air on the market, dust concentration detector is when sampling the air, needs to sample the air through the sampling head, consequently needs a sampling head to satisfy people's user demand:

(1) Most sampling heads in the existing market are easy to cause a large amount of impurities in the air to enter the inside of the sampling head when the air is sampled for a long time, so that the adhesion in the sampling head influences the sampling effect of the sampling head, and meanwhile, the filter screen and the sampling head cannot be detached and cleaned, thereby increasing the labor intensity of operators.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a self-cleaning formula sampling head to solve the problem that proposes in the above-mentioned background art.

The technical scheme of the utility model is that: self-cleaning formula sampling head, including shell main part and sampling head main part and, the lantern ring is installed to the inside bottom of shell main part, the inner wall of shell main part all is provided with the internal thread, the inside of shell main part is provided with the sampling head main part, first sample opening has been seted up to the inside of sampling head main part, the outer wall of sampling head main part all is provided with the external screw thread, the inside of sampling head main part is provided with the collar, and the top of collar is provided with the collar, the filter screen is installed to the inner wall of collar.

Further, the external thread and the internal thread are in threaded connection.

Further, the mount is all installed on the top of installation circle, and the one end that the mount is close to each other articulates there is the articulated slab, the stripper plate is installed to the bottom of articulated slab, the spring main part is installed to the one end that the stripper plate was kept away from in the articulated slab bottom, and the bottom of spring main part is connected with the top of installation circle.

Furthermore, the outer wall of the extrusion plate is provided with a rubber pad.

Further, the first sampling hole is conical in shape.

Furthermore, a second sampling hole is formed in the side wall of one side of the sampling head main body, and the second sampling hole is conical.

Further, the inside of sampling head main part has seted up the mounting groove, and the mounting groove mutually supports with the installation circle.

The utility model discloses an improve and provide self-cleaning formula sampling head here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses self-cleaning formula sampling head, through first sampling hole, the collar, the filter screen, second sampling hole and mounting groove, through the design of first sampling hole and second sampling hole, be convenient for sample the air through second sampling hole and first sampling hole, through mutually supporting of collar and mounting groove, be convenient for insert the collar inside the mounting groove, through the design of filter screen, be convenient for can filter the impurity in the air through the filter screen simultaneously, avoid a large amount of impurity in the air to get into the inside of sampling head, make this sampling head can carry out the self-cleaning;

and the second step is as follows: the utility model discloses automatically cleaning formula sampling head, through installation circle, mount, articulated slab, stripper plate and spring main body, through the one end of pressing the articulated slab, and articulated mutually through articulated slab and mount, make the articulated slab receive when pressing, the one end decline extrusion spring main body of articulated slab takes place deformation to make the other end perk of articulated slab, thereby be convenient for operating personnel to dismantle collar and filter screen, be convenient for dismantle cleanness with the installation circle collar to collar and filter screen, thereby reduced operating personnel's intensity of labour.

Drawings

The invention is further explained below with reference to the figures and examples:

fig. 1 is a schematic view of an assembly structure of the present invention;

fig. 2 is a schematic view of the main body of the sampling head of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

FIG. 4 is a schematic structural diagram of a hinged plate according to the present invention;

fig. 5 is a schematic front view of the main body of the housing of the present invention;

fig. 6 is a schematic front view of the present invention;

description of reference numerals: 1. a housing main body; 2. a collar; 3. a sampling head body; 4. a first sampling hole; 5. installing a ring; 501. a fixed mount; 502. a hinge plate; 503. a pressing plate; 504. a spring body; 6. a mounting ring; 7. a filter screen; 8. an external thread; 9. an internal thread; 10. a second sampling aperture; 11. and (4) mounting the groove.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 6, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.

The utility model provides a self-cleaning sampling head through improvement,

embodiment 1, as shown in fig. 1 and fig. 2, the sampling head comprises a housing main body 1 and a sampling head main body 3, wherein a lantern ring 2 is installed at the bottom end inside the housing main body 1, inner threads 9 are all arranged on the inner wall of the housing main body 1, the sampling head main body 3 is arranged inside the housing main body 1, a first sampling hole 4 is formed inside the sampling head main body 3, the first sampling hole 4 is conical, a second sampling hole 10 is formed in the side wall of one side of the sampling head main body 3, the second sampling hole 10 is conical, outer threads 8 are all arranged on the outer wall of the sampling head main body 3, the outer threads 8 and the inner threads 9 are in threaded connection, a mounting ring 5 is arranged inside the sampling head main body 3, a mounting groove 11 is formed inside the sampling head main body 3, the mounting groove 11 and the mounting ring 5 are matched with each other, and through the design of the mounting ring 6 and the filter screen 7, impurities in the air can be conveniently filtered through the filter screen 7, and a large amount of impurities in the air are prevented from entering the inside of the sampling head;

in embodiment 2, as shown in fig. 1, 3 and 4, the top ends of the mounting rings 5 are all provided with a fixing frame 501, one end of the fixing frame 501 close to each other is hinged with a hinged plate 502, the bottom ends of the hinged plates 502 are provided with a squeezing plate 503, one end of the bottom ends of the hinged plates 502 far away from the squeezing plate 503 is provided with a spring main body 504, the bottom end of the spring main body 504 is connected with the top end of the mounting ring 5, the outer wall of the squeezing plate 503 is provided with a rubber pad, the top end of the mounting ring 5 is provided with a mounting ring 6, and the inner wall of the mounting ring 6 is provided with a filter screen 7; when the hinged plate 502 is pressed, one end of the hinged plate 502 descends to press the spring main body 504 to deform, so that the other end of the hinged plate 502 tilts, an operator can detach the mounting ring 6 and the filter screen 7 conveniently, and the mounting ring 6, the filter screen 7 and the mounting ring 5 can be detached and cleaned conveniently.

The working principle is as follows: firstly, through the design of the first sampling hole 4 and the second sampling hole 10, air can be conveniently sampled through the second sampling hole 10 and the first sampling hole 4, and through the design of the mounting ring 6 and the filter screen 7, impurities in the air can be conveniently filtered through the filter screen 7, so that a large amount of impurities in the air are prevented from entering the inside of the sampling head, the sampling head can carry out self-cleaning, and meanwhile, the outer thread 8 and the inner thread 9 are in threaded connection, so that the shell main body 1 can be conveniently disassembled by rotating the shell main body 1;

meanwhile, one end of the hinged plate 502 is pressed, and the hinged plate 502 is hinged to the fixing frame 501, so that when the hinged plate 502 is pressed, one end of the hinged plate 502 descends to press the spring main body 504 to deform, the other end of the hinged plate 502 tilts, an operator can detach the mounting ring 6 and the filter screen 7 conveniently, the mounting ring 6, the filter screen 7 and the mounting ring 5 can be detached and cleaned conveniently, and labor intensity of the operator is reduced.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims

1. Self-cleaning formula sampling head, its characterized in that: including shell main part (1) and sampling head main part (3) and, the lantern ring (2) is installed to the inside bottom of shell main part (1), the inner wall of shell main part (1) all is provided with internal thread (9), the inside of shell main part (1) is provided with sampling head main part (3), first sampling hole (4) have been seted up to the inside of sampling head main part (3), the outer wall of sampling head main part (3) all is provided with external screw thread (8), the inside of sampling head main part (3) is provided with collar (5), and the top of collar (5) is provided with collar (6), filter screen (7) are installed to the inner wall of collar (6).

2. The self-cleaning sampling head of claim 1, wherein; the external thread (8) is in threaded connection with the internal thread (9).

3. The self-cleaning sampling head of claim 1, wherein: the top of installation circle (5) all installs mount (501), and the one end that mount (501) are close to each other articulates there is articulated board (502), stripper plate (503) are installed to the bottom of articulated board (502), spring main part (504) are installed to the one end that stripper plate (503) were kept away from to articulated board (502) bottom, and the bottom of spring main part (504) is connected with the top of installation circle (5).

4. The self-cleaning sampling head of claim 3, wherein: and a rubber pad is arranged on the outer wall of the extrusion plate (503).

5. The self-cleaning sampling head of claim 1, wherein: the shape of the first sampling hole (4) is conical.

6. The self-cleaning sampling head of claim 1, wherein: a second sampling hole (10) is formed in the side wall of one side of the sampling head main body (3), and the shape of the second sampling hole (10) is conical.

7. The self-cleaning sampling head of claim 1, wherein: the sampling head is characterized in that a mounting groove (11) is formed in the sampling head main body (3), and the mounting groove (11) is matched with the mounting ring (5).