CN219590152U - Dust particle counter with point position preset function - Google Patents

Abstract

The utility model discloses a dust particle counter with a point position presetting function, and relates to the technical field of dust particle counters. This dust particle counter of function is preset to area point position uses through the cooperation of detecting end and locating hole and fixed pipe and reference column for this dust particle counter of function is preset to area point position can be on the detect point position that needs to detect the assembly and predetermine the board, will predetermine the board through predetermineeing the bolt and fix, when needs detect, will detect the end and stretch to detect on the point position, and make the detecting end cup joint in the fixed pipe, the reference column in the fixed pipe stretches out under the spring force, embedding detects in the outside locating hole of end, with detecting the end locking, thereby make this dust particle counter can predetermine the point position on detecting the position, and guarantee the stability that the detecting end detects when fixed on detecting the point position.

Description

Dust particle counter with point position preset function

Technical Field

The utility model relates to the technical field of dust particle counters, in particular to a dust particle counter with a point position preset function.

Background

The scattering of particles in air under the irradiation of light is related to the light scattering, which is called light scattering, the particle size, the wavelength of light waves, the refractive index of particles, the absorption characteristic of particles to light and other factors, but there is a basic rule that the intensity of scattered light of particles increases with the increase of the surface area of particles, so that the particle size can be deduced by measuring the intensity of scattered light, and a dust particle counter is an instrument for measuring the number and the particle size distribution of dust particles in a unit volume in a clean environment, and can be widely applied to authorities such as various provincial and medical checkpoints, blood centers, epidemic prevention stations, disease control centers, quality supervision centers, electronic industry, pharmaceutical workshops, semiconductors, optical or precision machining, plastics, paint spraying, hospitals, environmental protection, inspection centers and other production enterprises and scientific departments.

In the prior art CN202221755082.7, it is proposed that a dust particle counter may be divided into a desk-top dust particle counter and a hand-held dust particle counter, the existing hand-held dust particle counter has a large volume, a person with a small hand cannot grip the counter completely, the two hand-held dust particle counter is easy to slip off, the two hand-held dust particle counter is troublesome and inconvenient for subsequent operations, and based on this, a dust particle counter is proposed, the dust particle counter can separate an adsorption sheet from a counter body during operation, then when a rear cover is pulled to a bottom end, two rotating plates are rotated to make two ends of the two rotating plates contact to form a support, then a person can hold the counter body by passing the hand through finger holes of the two rotating plates, and a worker with a small hand can hold the counter body by one hand.

In practice, however, in the process of detecting dust particles in a space, a plurality of detection points are often required to be selected, the detection end needs to be kept fixed in the process of detecting the detection points, the positions of some detection points are higher, the detection end needs to be elongated and fixed, the dust particle counter is in a handheld state in the working process, after the detection end is elongated to the detection point, a worker is required to continuously hold the end to detect the point, the labor capacity of the worker is increased, the stability of the handheld end is poor, and the detection result is easy to influence.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a dust particle counter with a point position preset function, and solves the problems in the prior art.

In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides a take dust particle counter of function is preset to point position, includes dust particle counter and accomodates the cabin and predetermine the board, accomodate the fixed cover of cabin and be on the top of dust particle counter, the top fixedly connected with communicating pipe of dust particle counter, the terminal cover of communicating pipe is equipped with the detection end, the bottom fixedly connected with interior handle, the outer handle of dust particle counter, communicating pipe coils in accomodating the cabin, the detection end extends to accomodate the outside of cabin, threaded connection has evenly distributed's predetermineeing the bolt on predetermineeing the four corners of board, and predetermine the board and install on predetermineeing the point position through predetermineeing the bolt, predetermineeing the outside fixed cover of board is equipped with the fixed pipe, the mutual match between fixed pipe and the detection end, and the fixed reference column of supplementary detection end has been cup jointed in the fixed pipe, the outside of detection end seted up with reference column assorted locating hole.

Further, the front of the dust particle counter is provided with an operation key and a display screen, the back of the dust particle counter is provided with a wiring panel, and the wiring panel at the back of the dust particle counter comprises a charging interface and a data transmission interface and can be matched with a corresponding circuit to carry out charging and data transmission operation.

Further, the inner grip is positioned in the middle of the outer grip, a gap is arranged between the inner grip and the outer grip, friction lines which are uniformly distributed are arranged on the inner grip and the outer grip, the inner grip and the outer grip at the lower end of the dust particle counter are used for facilitating the gripping of a worker in the process of operating the dust particle counter, and the arrangement of the inner grip and the outer grip can provide the worker with a plurality of gripping modes of different types.

Further, the baffle is fixedly sleeved outside the positioning column, a movable groove matched with the baffle and the positioning column is formed in the fixed pipe, a spring is fixedly connected between the fixed pipe and the baffle, the positioning column can move in the movable groove inside the fixed pipe, and in the moving process, the positioning column drives the baffle outside to move and drives the spring to contract through the baffle.

Further, the terminal of reference column extends to the inboard of fixed pipe, and matches each other between terminal and the locating hole of reference column, the top of reference column extends to the outside of fixed pipe and fixed cover is equipped with the disc, and the detection end cup joints in the inside of fixed pipe completely after, and the reference column stretches out under the effect of spring force, imbeds in the outside locating hole of detection end, locks the detection end.

Further, the top fixed cover of accomodating the cabin is equipped with and detects end assorted protective sleeve, protective sleeve's high value is less than the length value that detects the end, when not detecting the during operation, the communicating pipe coils the rolling and is accomodating the inboard in cabin, detects the end and cup joints in protective sleeve, accomodates cabin and protective sleeve and accomodates the protection to communicating pipe and detection end respectively.

Further, the damping post that is located protection sleeve one side is equipped with to the top movable sleeve of accomodating the cabin, fixed cover is equipped with the closing cap on the damping post, and the length value of damping post is greater than the length value of detecting the end, closing cap and the top phase-match of detecting the end, after detecting the end cup joints in protection sleeve, can stir the closing cap and drive closing cap winding damping post and deflect for the closing cap covers the top at detecting the end, seals detecting the end.

The utility model provides a dust particle counter with a point position preset function, which has the following beneficial effects:

1. this dust particle counter of function is preset to area point position uses through the cooperation of detecting end and locating hole and fixed pipe and reference column for this dust particle counter of function is preset to area point position can be on the detect point position that needs to detect the assembly and predetermine the board, will predetermine the board through predetermineeing the bolt and fix, when needs are detected, will detect the end stretch to on the detect point position, and make the detecting end cup joint in the fixed pipe, the reference column in the fixed pipe stretches out under the effect of spring elasticity, embedding detects in the outside locating hole of end, with detecting the end locking, thereby make this dust particle counter can predetermine the position on the detect point position, and guarantee the stability that the detecting end was fixed when detecting on the detect point position, guarantee the detection precision of dust particle counter of function is preset to this area point position.

2. This take dust particle counter of function is preset to point position uses through accomodating cabin and protective case and closing cap and damping post's cooperation for this take dust particle counter of function is preset to point position is not detecting the during operation, and communicating pipe coils the winding in accomodating the inboard of cabin, and the detection end cup joints in protective case, stirs the closing cap and can drive closing cap winding damping post and deflect, makes the closing cap cover the top at the detection end, seals the detection end, accomodates cabin and protective case and accomodates the protection to communicating pipe and detection end respectively, and the closing cap seals the top of detecting the end and prevents dust, thereby promotes this take dust particle counter of function is preset to point position to the protection effect of detection end and communicating pipe.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the back surface of the dust particle counter of the present utility model;

FIG. 3 is a schematic view of the top of the dust particle counter of the present utility model;

FIG. 4 is a schematic view of the structure of the exterior of the test head of the present utility model;

fig. 5 is a schematic view showing the structure of the inside of the fixing tube of the present utility model.

In the figure: 1. a dust particle counter; 2. a storage compartment; 3. a protective sleeve; 4. presetting a plate; 5. detecting the end head; 6. a fixed tube; 7. a communicating pipe; 8. a closing cap; 9. a damping column; 10. an inner grip; 11. an outer grip; 12. a wiring panel; 13. positioning holes; 14. positioning columns; 15. a spring; 16. and presetting a bolt.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments.

Referring to fig. 1 to 4, the present utility model provides a technical solution: the utility model provides a dust particle counter of function is preset to area point position, including dust particle counter 1 and accomodate cabin 2 and predetermine board 4, accomodate the fixed cover in cabin 2 and be provided with operation key and display screen on the top of dust particle counter 1, dust particle counter 1 positive operation key and display screen can easily the detection count work of dust particle of staff operation dust particle counter 1, and wiring panel 12 has been seted up at the back of dust particle counter 1, wiring panel 12 at the back of dust particle counter 1 is including charging interface and data transmission interface, can cooperate the circuit that corresponds to charge and data transmission operation.

The top fixedly connected with communicating pipe 7 of dust particle counter 1, the end cover of communicating pipe 7 is equipped with detection end 5, accessible communicating pipe 7 and detection end 5 carry out extraction and count detection with the air of testing point position after starting dust particle counter 1, this dust particle counter 1, the principle and the use of detection end 5 are the same with prior art, the bottom fixedly connected with of dust particle counter 1 is interior grip 10, outer grip 11 here and not described repeatedly, interior grip 10 is located the middle part of outer grip 11, and be provided with the space between interior grip 10, the outer grip 11, interior grip 10, the outer grip 11 of dust particle counter 1 lower extreme are used for making things convenient for the staff to operate the grip of dust particle counter 1 in-process.

The friction lines are uniformly distributed on the inner grip 10 and the outer grip 11, the inner grip 10 and the outer grip 11 can be used for providing a plurality of different types of holding modes for workers, so that workers with different sizes of the hands are matched, the whole adapting range of the lifting device can be increased, the friction lines can prevent slipping phenomenon in the holding process, the communicating pipe 7 is coiled in the containing cabin 2, the detection end 5 extends to the outside of the containing cabin 2, the top of the containing cabin 2 is fixedly sleeved with the protective sleeve 3 matched with the detection end 5, when the detection work is not performed, the communicating pipe 7 is coiled and wound on the inner side of the containing cabin 2, the detection end 5 is sleeved in the protective sleeve 3, the height value of the protective sleeve 3 is smaller than the length value of the detection end 5, the containing cabin 2 and the protective sleeve 3 are used for respectively containing and protecting the communicating pipe 7 and the detection end 5, the top of the detection end 5 protrudes from the protective sleeve 3, and the detection end 5 is convenient to draw out.

The damping post 9 that is located protection sleeve 3 one side is equipped with to the top movable sleeve of accomodating cabin 2, fixed cover is equipped with closing cap 8 on the damping post 9, after detection end 5 cup joints in protection sleeve 3, can stir closing cap 8 and drive closing cap 8 and deflect around damping post 9 for closing cap 8 covers the top at detection end 5, seal detection end 5, and the length value of damping post 9 is greater than the length value of detection end 5, closing cap 8 and the top phase-match of detection end 5, closing cap 8 seals the top of detection end 5 and prevents dust, simultaneously closing cap 8 carries out supplementary spacing to detection end 5, avoid detecting end 5 to break away from in protection sleeve 3.

Referring to fig. 2 to 5, four corners of the preset plate 4 are threaded with preset bolts 16 uniformly distributed, the preset plate 4 is mounted on preset points through the preset bolts 16, the preset points are required to be set in advance, at least three preset detection points are set in a detection space, a fixing tube 6 is fixedly sleeved outside the preset plate 4, the fixing tube 6 and the detection end 5 are mutually matched, the detection end 5 can be sleeved in the fixing tube 6, limiting fixation is performed through a result on the fixing tube 6, and a positioning column 14 for assisting in fixing the detection end 5 is movably sleeved in the fixing tube 6.

The outside fixed cover of reference column 14 is equipped with the baffle, has seted up in the fixed pipe 6 with baffle and reference column 14 assorted movable groove, and reference column 14 can be in the inside movable groove of fixed pipe 6 activity, and fixedly connected with spring 15 between fixed pipe 6 and the baffle, the in-process of activity, reference column 14 drives outside baffle and removes to drive spring 15 shrink through the baffle, detection end 5's outside has seted up with reference column 14 assorted locating hole 13.

The terminal of reference column 14 extends to the inboard of fixed pipe 6, and the terminal of reference column 14 matches each other with locating hole 13, detect the end 5 and cup joint in the inside of fixed pipe 6 after completely, reference column 14 stretches out under the effect of spring 15 elastic force, in embedding detect the outside locating hole 13 of end 5, lock detect the end 5, the top of reference column 14 extends to the outside of fixed pipe 6 and fixed cover is equipped with the disc, the disc at reference column 14 top can easily staff stir reference column 14 in the outside of fixed pipe 6, release the locking to detect the end 5, be convenient for detect the take out of end 5.

In summary, when the dust particle counter with the point position preset function is used, a plurality of preset detection points are selected in a space, a preset plate 4 is assembled on the detection points to be detected, the preset plate 4 is fixed through a preset bolt 16, during detection, an inner grip 10 or an outer grip 11 is held by hand, a sealing cover 8 is stirred to release the sealing protection of a detection end 5, the detection end 5 is stretched to the detection points, the detection end 5 is sleeved in a fixed pipe 6, the outer part of the detection end 5 presses a positioning column 14, the positioning column 14 is retracted into the fixed pipe 6, the detection end 5 is completely sleeved in the fixed pipe 6, then the positioning column 14 stretches out under the action of elastic force of a spring 15 and is embedded into a positioning hole 13 at the outer part of the detection end 5 to lock the detection end 5, starting the dust particle counter 1 to extract and count the air of a detection point position through the communicating pipe 7 and the detection end 5, after finishing the detection work of a single point position, stirring the positioning column 14 to enable the tail end of the positioning column 14 to withdraw from the positioning hole 13, unlocking the detection end 5, extracting the detection end 5 to replace the detection point position, when the detection work is not carried out, coiling the communicating pipe 7 on the inner side of the storage cabin 2, sleeving the detection end 5 in the protection sleeve 3, stirring the sealing cover 8 to drive the sealing cover 8 to deflect around the damping column 9 to enable the sealing cover 8 to cover the top end of the detection end 5, sealing the top ends of the detection end 5 by the sealing cover 8, and completing the working and storage protection processes of the dust particle counter with the point position presetting function, and (3) obtaining the product.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

Claims (7)

1. The utility model provides a take dust particle counter of function is preset to point position, includes dust particle counter (1) and accomodates cabin (2) and presets board (4), accomodate the top of cabin (2) fixed suit in dust particle counter (1), the top fixedly connected with communicating pipe (7) of dust particle counter (1), the terminal cover of communicating pipe (7) is equipped with detection end (5), its characterized in that: the dust particle counter is characterized in that an inner grip (10) and an outer grip (11) are fixedly connected to the bottom of the dust particle counter (1), the communicating pipe (7) is coiled in the storage cabin (2), the detection end (5) extends to the outside of the storage cabin (2), preset bolts (16) which are uniformly distributed are connected to four corners of the preset plate (4) in a threaded mode, the preset plate (4) is installed on a preset point through the preset bolts (16), a fixed pipe (6) is fixedly sleeved on the outside of the preset plate (4), the fixed pipe (6) is mutually matched with the detection end (5), positioning columns (14) which are fixed with the auxiliary detection end (5) are movably sleeved in the fixed pipe (6), and positioning holes (13) which are matched with the positioning columns (14) are formed in the outside of the detection end (5).

2. A dust particle counter with point location preset function according to claim 1, characterized in that: the front of the dust particle counter (1) is provided with an operation key and a display screen, and the back of the dust particle counter (1) is provided with a wiring panel (12).

3. A dust particle counter with point location preset function according to claim 1, characterized in that: the inner handle (10) is positioned in the middle of the outer handle (11), a gap is arranged between the inner handle (10) and the outer handle (11), and friction lines which are uniformly distributed are arranged on the inner handle (10) and the outer handle (11).

4. A dust particle counter with point location preset function according to claim 1, characterized in that: the baffle is fixedly sleeved outside the positioning column (14), a movable groove matched with the baffle and the positioning column (14) is formed in the fixed pipe (6), and a spring (15) is fixedly connected between the fixed pipe (6) and the baffle.

5. The dust particle counter with point location preset function according to claim 4, wherein: the tail end of the positioning column (14) extends to the inner side of the fixed pipe (6), the tail end of the positioning column (14) is matched with the positioning hole (13), and the top end of the positioning column (14) extends to the outer portion of the fixed pipe (6) and is fixedly sleeved with a disc.

6. A dust particle counter with point location preset function according to claim 1, characterized in that: the top of the storage cabin (2) is fixedly sleeved with a protective sleeve (3) matched with the detection end head (5), and the height value of the protective sleeve (3) is smaller than the length value of the detection end head (5).

7. The dust particle counter with point location preset function according to claim 6, wherein: the top movable sleeve of accomodating cabin (2) is equipped with damping post (9) that are located protective sleeve (3) one side, fixed cover closing cap (8) on damping post (9), and the length value of damping post (9) is greater than the length value of detecting end (5), closing cap (8) and the top assorted of detecting end (5).