CN213398084U

CN213398084U - Dust concentration measuring instrument

Info

Publication number: CN213398084U
Application number: CN202021817114.2U
Authority: CN
Inventors: 史现印
Original assignee: Hebei Zhengtian Hongtai Environmental Protection Equipment Co ltd
Current assignee: Hebei Zhengtian Hongtai Environmental Protection Equipment Co ltd
Priority date: 2020-08-27
Filing date: 2020-08-27
Publication date: 2021-06-08
Anticipated expiration: 2030-08-27

Abstract

The utility model relates to a technical field is measured to the dust, and a dust concentration measuring apparatu is disclosed, including the install bin, the left side wall of install bin is connected with sealed lid through the hinge rotation, the rear side inner wall of install bin is located the fixed position connecting with mounting plate near the top. This dust concentration measuring apparatu, set up the heat dissipation shell, the heat conduction ring, the heat conduction stake, the heat absorption seat, circuit board and display screen give the heat absorption seat with heat transfer, the heat absorption seat absorbs the heat and conducts the heat to the heat conduction ring through the heat conduction stake, the heat conduction ring is with heat transfer to the heat dissipation shell, the heat dissipation shell is with heat transfer to dust measuring device, dispel the heat through dust measuring device, thereby prevent that circuit board and display screen from leading to damaging because of the thermal-arrest, inside electronic component and display screen can not contact the air during the heat dissipation, thereby prevent that electronic component from leading to electronic component to damage because of dust or moisture in the air, thereby the device's life has been improved.

Description

Dust concentration measuring instrument

Technical Field

The utility model relates to a technical field is measured to the dust, specifically is a dust concentration measuring apparatu.

Background

Dust measuring device's service environment is the more place of dust usually, however dust measuring device can produce the heat at the in-process of work inside electronic component and display screen, if directly carry out ventilation cooling to the inside electronic component of dust measuring device, electronic component can produce static at the in-process of work, and dust is attached to electronic component's surface easily in the air, produces collection dirt, leads to the heat-sinking capability to reduce, and serious extension can lead to electronic component to damage.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a dust concentration measuring apparatu has solved the inside electronic component of dust measuring device and the radiating problem of display screen.

(II) technical scheme

In order to achieve the above object, the present invention provides the following technical solutions: a dust concentration measuring instrument comprises an installation box, wherein a sealing cover is rotatably connected to the left side wall of the installation box through a hinge, a fixedly connected installation bottom plate is arranged on the inner wall of the rear side of the installation box and is positioned close to the top, a fixedly connected wiring pile is arranged on the front side wall of the installation bottom plate and is positioned close to the lower side of the bottom, a storage battery is fixedly connected to the front side wall of the installation bottom plate and is positioned on the upper side of the wiring pile, a circuit board is fixedly connected to the front side wall of the installation bottom plate through a support, an alarm lamp is fixedly connected to the right side wall of the installation box and is positioned close to the top, a display screen is fixedly connected to the front side wall of the sealing cover and is positioned on the upper side of the middle, a control switch is fixedly connected to the front side wall of the sealing cover and is positioned close to, a ventilation opening is formed in the left side wall of the installation box and is positioned close to the bottom, a dust measuring device is arranged on the inner wall of the installation box and is positioned outside the ventilation opening, a heat dissipation device is arranged outside the dust measuring device, and an air outlet is fixedly connected to the bottom of the installation box and is positioned on the left side of the middle of the installation box;

dust measuring device includes measuring tube, exhaust pipe, rotates motor, dust and measures ring and income tuber pipe way, exhaust pipe and measuring tube lean on bottom fixed position to be connected, exhaust pipe's bottom and the bottom inner wall fixed connection of install bin, exhaust pipe is just to the air exit, rotate motor and measuring tube's right side inner wall fixed connection, the output that rotates the motor extends the left end that leans on of measuring tube, the output fixedly connected with flabellum that rotates the motor, the dust is measured ring and measuring tube's inner wall and is located the fixed position connection on flabellum right side, the inlet pipe passes through the bearing and is connected with measuring tube's left end rotation, the left end of inlet pipe runs through the install bin and extends the left side of install bin, the inlet pipe passes through the bearing rotation with the position of install bin contact and is connected.

Preferably, the heat dissipation device comprises a heat dissipation shell, a heat conduction ring, a heat conduction pile and a heat absorption seat, the heat dissipation shell is fixedly connected with the outer wall of the measurement pipeline, the heat conduction ring is fixedly connected with the outer wall of the heat dissipation shell, the heat conduction pile is fixedly connected with the outer wall of the heat conduction ring, one end, far away from the heat conduction ring, of the heat conduction pile is fixedly connected with the heat absorption seat, and the rear side face of the heat absorption seat is fixedly connected with the front side face of the circuit board and located in the middle.

Preferably, the rear side wall of the mounting base plate is fixedly connected with a layer of rubber pad, internal electronic elements are damped through the rubber pad, meanwhile, electricity generation and conduction with the outside are prevented, and the surface of the mounting base plate is brushed with a layer of insulating paint to prevent electricity conduction.

Preferably, the alarm lamp is connected with the circuit board electricity, and the inside alarm parameter that is provided with of circuit board, and circuit board control alarm lamp sends out the police dispatch newspaper when dust measuring device detects dust concentration and reaches certain concentration.

Preferably, the heat absorption seat is divided into an upper heat absorption seat and a lower heat absorption seat, a heat insulation sheet is arranged between the heat absorption seat close to the front side and the heat absorption seat close to the rear side, the display screen and the circuit board are separated to conduct heat, and therefore the phenomenon that the heat dissipation effect of the lower side of the temperature is reduced due to uneven heat collection of the display screen and the circuit board is avoided.

Preferably, the display screen is connected with the circuit board electricity, and the leading flank that leans on the front side heat absorption seat is hugged closely to the trailing flank of display screen, and the circuit board shows dust concentration that dust measuring device measured on the display screen to make things convenient for the staff to look over, conveniently make corresponding adjustment according to environment dust concentration.

Preferably, the measuring pipeline, the heat dissipation shell, the heat conduction ring, the heat conduction pile and the heat absorption seat are all made of copper, and heat conduction and heat dissipation are carried out through the copper.

Preferably, the number of the heat conduction piles is two, the heat conduction pile close to the left side is fixedly connected with the heat absorption seat close to the front side, the heat conduction pile close to the right side is fixedly connected with the heat absorption seat close to the rear side, and heat of the two heat absorption seats is conducted through the two heat conduction piles.

Compared with the prior art, the utility model provides a dust concentration measuring apparatu possesses following beneficial effect:

1. this dust concentration measuring apparatu sets up heat dissipation shell, heat conduction ring, heat conduction stake, heat absorption seat, and circuit board and display screen give the heat absorption seat with the heat transfer, and the heat absorption seat absorbs the heat and conducts the heat to the heat conduction ring through the heat conduction stake, and the heat conduction ring is with heat transfer to the heat dissipation shell, and the heat dissipation shell is with heat transfer to dust measuring device, dispels the heat through dust measuring device to prevent that circuit board and display screen from leading to damaging because of the thermal-arrest.

2. This dust concentration measuring apparatu, dust measuring device carries out the during operation and drives the flabellum through rotating the motor and rotate and mend the wind to measuring pipe inside, the air lets in the inside that the wind pipeline got into to measuring pipe, then the air passes through the dust measurement ring right, the air is discharged downwards by exhaust pipe after the dust is measured, the absorptive heat of measuring pipe is taken away in the time of air escape, thereby derive the inside heat of the device, inside electronic component and display screen can not contact the air during the heat dissipation, thereby prevent that electronic component from leading to electronic component because of dust or moisture in the air and damaging, thereby the device's life has been improved.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the installation box of the present invention;

FIG. 3 is a schematic side sectional view of the present invention;

fig. 4 is the schematic view of the sectional structure of the dust measuring device of the present invention.

Wherein: 1. installing a box; 2. a sealing cover; 3. mounting a bottom plate; 4. a wiring pile; 5. a storage battery; 6. a circuit board; 7. an alarm lamp; 8. a display screen; 9. a control switch; 10. a wire arrangement pipe; 11. a ventilation opening; 12. a dust measuring device; 121. measuring a pipeline; 122. an exhaust duct; 123. rotating the motor; 124. a dust measurement ring; 125. an air inlet duct; 13. a heat sink; 131. a heat dissipation housing; 132. a heat conducting ring; 133. a heat conducting pile; 134. a heat absorbing seat; 14. an air outlet.

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, the utility model provides a dust concentration measuring instrument, which comprises an installation box 1, a sealing cover 2 is rotatably connected on the left side wall of the installation box 1 through a hinge, an installation bottom plate 3 is fixedly connected on the rear side inner wall of the installation box 1 and is positioned near the top, a layer of rubber pad is fixedly connected on the rear side wall of the installation bottom plate 3, internal electronic components are damped through the rubber pad, and are prevented from generating electricity and conducting electricity with the outside, a layer of insulating paint is brushed on the surface of the installation bottom plate 3, so as to prevent the circuit from being burned out due to short circuit caused by conducting electricity, a wiring pile 4 is fixedly connected on the front side wall of the installation bottom plate 3 and is positioned near the bottom, a storage battery 5 is fixedly connected on the front side wall of the installation bottom plate 3 and is positioned above the wiring pile 4, a circuit board 6 is fixedly connected on the front side wall of the installation bottom plate 3, the alarm lamp 7 is electrically connected with the circuit board 6, alarm parameters are arranged inside the circuit board 6, when the dust measuring device 12 detects that the dust concentration reaches a certain concentration, the circuit board 6 controls the alarm lamp 7 to give an alarm, the display screen 8 is fixedly connected with the front side wall of the sealing cover 2 and is positioned on the upper middle part, the display screen 8 is electrically connected with the circuit board 6, the rear side surface of the display screen 8 is tightly attached to the front side surface close to the front side heat absorption seat 134, the circuit board 6 displays the dust concentration measured by the dust measuring device 12 on the display screen, so that workers can conveniently check the dust concentration, corresponding adjustment can be conveniently carried out according to the environmental dust concentration, the front side wall of the sealing cover 2 and is fixedly connected with the control switch 9 at the position close to the middle part, the control switch 9 is electrically connected with the circuit board 6, and the air draft speed of, the bottom of the installation box 1 is fixedly connected with a wire exhaust pipe 10 at a position which is slightly to the right in the middle, the left side wall of the installation box 1 is provided with a ventilation opening 11 at a position which is close to the bottom, the inner wall of the installation box 1 is provided with a dust measuring device 12 at a position which is positioned outside the ventilation opening 11, the outer side of the dust measuring device 12 is provided with a heat radiating device 13, and the bottom of the installation box 1 is fixedly connected with an air outlet 14 at a position which is slightly to the left in the middle;

the dust measuring device 12 comprises a measuring pipeline 121, an exhaust pipeline 122, a rotating motor 123, a dust measuring ring 124 and an air inlet pipeline 125, the exhaust pipeline 122 is fixedly connected with the bottom position of the measuring pipeline 121, the bottom of the exhaust pipeline 122 is fixedly connected with the inner wall of the bottom of the installation box 1, the exhaust pipeline 122 is right opposite to the air outlet 14, the rotating motor 123 is fixedly connected with the inner wall of the right side of the measuring pipeline 121, the output end of the rotating motor 123 extends to the left end of the measuring pipeline 121, the output end of the rotating motor 123 is fixedly connected with fan blades, the dust measuring ring 124 is fixedly connected with the inner wall of the measuring pipeline 121 and positioned at the right side of the fan blades, the air inlet pipeline 125 is rotatably connected with the left end of the measuring pipeline 121 through a bearing, the left end of the air inlet pipeline 125 penetrates through the installation box 1 and extends to the left side of the installation box 1, the position of, dust measuring device 12 carries out the during operation and drives the flabellum through rotating motor 123 and rotate and mend wind to measuring tube 121 inside, the air lets in wind pipeline 125 and enters into the inside to measuring tube 121, then the air passes through dust measurement ring 124 right, the air is discharged downwards by exhaust pipe 122 after the dust is measured, take away the absorbed heat of measuring tube 121 in the time of the air discharge, thereby derive the inside heat of the device, inside electronic component and display screen can not contact with the air during the heat dissipation, thereby prevent that electronic component from leading to electronic component because of dust or moisture in the air and damaging, thereby the device's life has been improved.

The heat dissipation device 13 includes a heat dissipation shell 131, a heat conduction ring 132, heat conduction piles 133, and heat absorption seats 134, the heat dissipation shell 131 is fixedly connected to the outer wall of the measurement pipeline 121, the heat conduction ring 132 is fixedly connected to the outer wall of the heat dissipation shell 131, the heat conduction piles 133 are fixedly connected to the outer wall of the heat conduction ring 132, there are two heat conduction piles 133, the heat conduction pile 133 near the left side is fixedly connected to the heat absorption seat 134 near the front side, the heat conduction pile 133 near the right side is fixedly connected to the heat absorption seat 134 near the rear side, the heat of the two heat absorption seats 134 is conducted through the two heat conduction piles 133, one end of the heat conduction pile 133 far away from the heat conduction ring 132 is fixedly connected to the heat absorption seat 134, the measurement pipeline 121, the heat dissipation shell 131, the heat conduction ring 132, the heat conduction pile 133 and the heat absorption seat 134 are all made of copper, the heat conduction ring 132, the rear side of the heat absorption seat 134 is fixedly connected to, the heat dissipation device comprises a heat insulation sheet arranged between a front side heat absorption seat 134 and a rear side heat absorption seat 134, a display screen 8 and a circuit board 6 are separately conducted, so that the phenomenon that the heat dissipation effect of the lower side of the temperature is reduced due to uneven heat collection of the display screen 8 and the circuit board 6 is prevented, a heat dissipation shell 131, a heat conduction ring 132, a heat conduction pile 133 and the heat absorption seat 134 are arranged, the circuit board 6 and the display screen 8 transfer heat to the heat absorption seat 134, the heat absorption seat 134 absorbs the heat and conducts the heat to the heat conduction ring 132 through the heat conduction pile 133, the heat conduction ring 132 transfers the heat to the heat dissipation shell 131, the heat dissipation shell 131 transfers the heat to a dust measurement device 12, heat dissipation is carried out through the dust measurement device 12, and the damage of the circuit board.

When the device is used, the fan blades are driven to rotate by the rotating motor 123 to supplement air inside the measuring pipeline 121, the air enters the air pipeline 125 and enters the measuring pipeline 121, then the air passes through the dust measuring ring 124 rightwards, the air is exhausted downwards through the exhaust pipeline 122 after dust measurement, data measured by the dust measuring ring 124 is processed by the circuit board 6 and then is transmitted to the display screen 8 for display, meanwhile, the circuit board 6 and the display screen 8 transmit heat generated by work to the heat absorption seat 134, the heat absorption seat 134 absorbs the heat and transmits the heat to the heat conduction ring 132 through the heat conduction pile 133, the heat conduction ring 132 transmits the heat to the heat dissipation shell 131, the heat dissipation shell 131 transmits the heat to the measuring pipeline 121, the measuring pipeline 121 takes away the heat through the flow of internal air flow to dissipate the heat inside the device, the internal electronic components and the display screen do not contact with the air during heat dissipation, thereby preventing the electronic components from being damaged by dust or moisture in the air, and thus improving the service life of the device.

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. The utility model provides a dust concentration measurement appearance, includes install bin (1), its characterized in that: the left side wall of the installation box (1) is rotatably connected with a sealing cover (2) through a hinge, the rear side inner wall of the installation box (1) is fixedly connected with an installation bottom plate (3) near the top, the front side wall of the installation bottom plate (3) is fixedly connected with a wiring pile (4) near the bottom lower side, the front side wall of the installation bottom plate (3) is fixedly connected with a storage battery (5) near the wiring pile (4), the front side wall of the installation bottom plate (3) is fixedly connected with a circuit board (6) through a support, the right side wall of the installation box (1) is fixedly connected with an alarm lamp (7) near the top, the front side wall of the sealing cover (2) is fixedly connected with a display screen (8) above the middle, and the front side wall of the sealing cover (2) is fixedly connected with a control switch (9) near the middle part, the bottom of the installation box (1) is fixedly connected with a wire exhaust pipe (10) at a position which is slightly to the right in the middle, a ventilation opening (11) is formed in the left side wall of the installation box (1) at a position which is close to the bottom, a dust measuring device (12) is arranged on the inner wall of the installation box (1) at a position which is positioned outside the ventilation opening (11), a heat radiating device (13) is arranged on the outer side of the dust measuring device (12), and an air outlet (14) is fixedly connected with the bottom of the installation box (1) at a position which is slightly to the left in the middle;

dust measuring device (12) is including measuring pipeline (121), exhaust pipe (122), rotation motor (123), dust measurement ring (124) and income wind pipeline (125), exhaust pipe (122) and measuring pipeline (121) lean on bottom fixed position connection, the bottom of exhaust pipe (122) and the bottom inner wall fixed connection of install bin (1), exhaust pipe (122) just to air exit (14), the right side inner wall fixed connection of rotation motor (123) and measuring pipeline (121), the output of rotation motor (123) extends to the left end that leans on of measuring pipeline (121), the output fixed connection of rotation motor (123) has the flabellum, dust measurement ring (124) and measuring pipeline (121)'s inner wall and be located the position fixed connection on flabellum right side, it is connected with the left end rotation of measuring pipeline (121) through the bearing to go into wind pipeline (125), the left end of inlet air pipeline (125) runs through install bin (1) and extends to the left side of install bin (1), the position of inlet air pipeline (125) and install bin (1) contact is passed through the bearing and is rotated and be connected.

2. The dust concentration measuring instrument according to claim 1, wherein: the heat dissipation device (13) comprises a heat dissipation shell (131), a heat conduction ring (132), a heat conduction pile (133) and a heat absorption seat (134), the heat dissipation shell (131) is fixedly connected with the outer wall of the measuring pipeline (121), the heat conduction ring (132) is fixedly connected with the outer wall of the heat dissipation shell (131), the heat conduction pile (133) is fixedly connected with the outer wall of the heat conduction ring (132), one end, far away from the heat conduction ring (132), of the heat conduction pile (133) is fixedly connected with the heat absorption seat (134), and the rear side face of the heat absorption seat (134) is fixedly connected with the front side face of the circuit board (6) and is located in the middle.

3. The dust concentration measuring instrument according to claim 1, wherein: the rear side wall of the mounting bottom plate (3) is fixedly connected with a layer of rubber pad, and the surface of the mounting bottom plate (3) is brushed with a layer of insulating paint.

4. The dust concentration measuring instrument according to claim 1, wherein: the alarm lamp (7) is electrically connected with the circuit board (6).

5. The dust concentration measuring instrument according to claim 2, wherein: the heat absorption seat (134) is divided into an upper heat absorption seat and a lower heat absorption seat, and a heat insulation sheet is arranged between the heat absorption seat (134) close to the front side and the heat absorption seat (134) close to the rear side.

6. The dust concentration measuring instrument according to claim 5, wherein: the display screen (8) is electrically connected with the circuit board (6), and the rear side surface of the display screen (8) is tightly attached to the front side surface of the front side heat absorption seat (134).

7. The dust concentration measuring instrument according to claim 2, wherein: the measuring pipeline (121), the heat dissipation shell (131), the heat conduction ring (132), the heat conduction pile (133) and the heat absorption seat (134) are all made of copper.

8. The dust concentration measuring instrument according to claim 5, wherein: the number of the heat conducting piles (133) is two, the heat conducting pile (133) close to the left side is fixedly connected with the heat absorbing seat (134) close to the front side, and the heat conducting pile (133) close to the right side is fixedly connected with the heat absorbing seat (134) close to the rear side.