CN218271814U

CN218271814U - Automatic smoke and fume tester

Info

Publication number: CN218271814U
Application number: CN202222321534.7U
Authority: CN
Inventors: 林雅芬; 林雅萍
Original assignee: Macrotest Xiamen Testing Technology Co ltd
Current assignee: Macrotest Xiamen Testing Technology Co ltd
Priority date: 2022-09-01
Filing date: 2022-09-01
Publication date: 2023-01-10
Anticipated expiration: 2032-09-01

Abstract

The utility model belongs to the technical field of smoke and dust gas test appearance, especially, an automatic smoke and dust gas test appearance, including carrying the case, the lower fixed surface who carries the case installs the auto-lock universal wheel that is the rectangular array and distributes, and the back of carrying the case articulates through the hinge has the case lid, and one side fixed surface who carries the case is connected with the handle, and the inner wall that carries the case is fixed to cup joint has the baffle, carries the inside of case and has seted up the cavity, and the through-hole has been seted up to the interior roof of cavity. This automatic smoke and dust gas tester is provided with the automatic device that opens and shuts through the inner wall that sets up the through-hole, and the automatic device that opens and shuts includes the connecting rod, and the surface of connecting rod cup joints with the inner wall activity of through-hole to reached and improved the inside circulation of air of carrying the case, smoke and dust gas tester body heat dissipation with higher speed, and have and carry out sealed effect when not using.

Description

Automatic smoke and fume tester

Technical Field

The utility model relates to a smoke and dust gas tester technical field especially relates to an automatic smoke and dust gas tester.

Background

Along with the development of society, various factories are built, the air pollution is more and more serious due to waste gas discharged by the factories, the national requirement on the environmental protection standard is more and more strict in order to treat the pollution, a smoke and flue gas tester collects particles in a pipeline by a pitot tube constant-speed sampling gravimetric method, qualitatively and quantitatively measures harmful gas by a constant-potential electrolysis method, can be used for measuring the discharge concentration and the total amount of smoke and dust in various boilers and kilns and for measuring the dust removal and desulfurization efficiency of equipment in environmental protection, sanitation, labor, safety supervision, military affairs, scientific research and other departments, and can measure the smoke and flue gas dynamic pressure, the smoke and flue gas static pressure, the pressure in front of a flowmeter, the temperature in front of the flowmeter, the smoke and flue gas temperature, moisture content, O2, SO2, CO, NO2, H2S, CO2, constant-speed suction flow rate and the like.

For example, in the automatic smoke and smoke tester disclosed in the chinese patent document (publication No. CN 212872398U), although the air inlet is matched with the heat dissipation fan to circulate air in the portable box, thereby improving the heat dissipation effect of the tester body, after the tester body is used for a long time, dust is easily adsorbed on the surface of the second filter screen, thereby easily causing the air circulation in the portable box to be slow, the heat dissipation is low, the dust needs to be regularly cleaned by a worker, which is cumbersome, and when the tester body is not used, the sealing performance is poor, and external dust and moisture easily enter the tester body, thereby affecting the accuracy of next detection data.

SUMMERY OF THE UTILITY MODEL

Based on current tester body heat dissipation is relatively poor with sealed effect, and external dust and moisture easily get into inside, influence next time and detect accurate technical problem of data, the utility model provides an automatic smoke and dust gas tester.

The utility model provides an automatic smoke and dust smoke tester, including carrying the case, the lower fixed surface of carrying the case is installed and is the auto-lock universal wheel that the rectangle array distributes, the back of carrying the case articulates through the hinge has the case lid, one side fixed surface of carrying the case is connected with the handle, the inner wall of carrying the case is fixed to be cup jointed the baffle, the cavity has been seted up to the inside of carrying the case, the through-hole has been seted up to the interior roof of cavity;

the inner wall of the through hole is provided with an automatic opening and closing device, the automatic opening and closing device comprises a connecting rod, and the outer surface of the connecting rod is movably sleeved with the inner wall of the through hole.

Preferably, one end of the connecting rod penetrates through and extends to the upper surface of the carrying box, the other end of the connecting rod is fixedly connected with a rack, one side surface of the rack is in contact with the inner wall of one side of the cavity, and a return spring is movably sleeved on the outer surface of the connecting rod.

Preferably, one end of the return spring is fixedly connected with the inner top wall of the cavity, the other end of the return spring is fixedly connected with one end of the rack, and a ventilation opening is formed in the front face of the carrying box.

Preferably, the bull stick that is linear array distribution is installed through the bearing to one side inner wall of vent, the one end of bull stick runs through and extends to the inside of cavity, the fixed cover of one end of bull stick has connect the gear.

Preferably, the tooth surface of the gear is engaged with the tooth surface of the rack, the outer surface of the rotating rod is fixedly connected with sealing blades which are symmetrically distributed, the inner bottom wall of the carrying box is fixedly provided with a cooling fan, and the inner wall of one side of the carrying box is fixedly connected with a mounting frame.

Preferably, one side surface of installing frame with one side fixed surface of baffle is connected, the fixed steel wire net that has cup jointed of inner wall of installing frame, the upper surface of steel wire net is provided with the flue gas tester body.

The utility model provides a beneficial effect does:

the inner wall through setting up the through-hole is provided with the automatic device that opens and shuts, and the automatic device that opens and shuts includes the connecting rod, and the surface of connecting rod cup joints with the inner wall activity of through-hole to reach and improve and carry the inside circulation of air of incasement, flue gas tester body heat dissipation with higher speed, and have and carry out sealed effect when not using.

Drawings

FIG. 1 is a schematic diagram of an automatic smoke tester;

FIG. 2 is an enlarged view of the structure at A in FIG. 1 of an automatic flue gas tester;

FIG. 3 is a cross-sectional view of a carrying case of an automatic smoke and fume tester;

FIG. 4 is a right side sectional view of a carrying case structure of an automatic smoke and fume tester;

fig. 5 is an enlarged view of the structure B in fig. 4 of an automatic smoke and fume tester.

In the figure: 1. a carrying case; 2. a self-locking universal wheel; 3. a box cover; 4. a partition plate; 5. a cavity; 6. a connecting rod; 61. a rack; 62. a return spring; 63. a rotating rod; 64. a gear; 65. a sealing blade; 66. a heat-dissipating fan; 67. installing a frame; 68. steel wire mesh; 69. smoke and fume tester body.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-5, an automatic smoke and fume tester comprises a carrying case 1, self-locking universal wheels 2 which are distributed in a rectangular array are fixedly installed on the lower surface of the carrying case 1, a case cover 3 is hinged to the back of the carrying case 1 through a hinge, a handle is fixedly connected to the surface of one side of the carrying case 1, a partition plate 4 is fixedly sleeved on the inner wall of the carrying case 1, a cavity 5 is formed in the carrying case 1, and a through hole is formed in the inner top wall of the cavity 5;

the inner wall of through-hole is provided with automatic device that opens and shuts, and automatic device that opens and shuts includes connecting rod 6, and the surface of connecting rod 6 cup joints with the inner wall activity of through-hole.

Further, in order to realize the removal that resets, the one end of connecting rod 6 runs through and extends to the upper surface that carries case 1, the other end fixedly connected with rack 61 of connecting rod 6, a side surface of rack 61 and the contact of one side inner wall of cavity 5, reset spring 62 has been cup jointed in the surface activity of connecting rod 6, play portable smoke and dust tester body 69 through the handle with the cooperation of auto-lock universal wheel 2 and remove, reset spring 62 plays the effect that drives rack 61 and reset and remove through the cooperation of connecting rod 6, baffle 4 plays the effect of separating the placing object article.

Further, in order to improve ventilation and heat dissipation, one end of the return spring 62 is fixedly connected with the inner top wall of the cavity 5, the other end of the return spring 62 is fixedly connected with one end of the rack 61, a ventilation opening is formed in the front face of the carrying case 1, and the ventilation opening plays a role in increasing air circulation in the carrying case 1.

Further, in order to realize automatic opening and closing ventilation, the rotating rod 63 which is distributed in a linear array is installed on the inner wall of one side of the ventilation opening through a bearing, one end of the rotating rod 63 penetrates through and extends to the inside of the cavity 5, a gear 64 is fixedly sleeved at one end of the rotating rod 63, and the rotation of the gear 64 plays a role in driving the rotating rod 63 to rotate.

Further, in order to improve the sealing performance during closing, the tooth surface of the gear 64 is meshed with the tooth surface of the rack 61, the sealing blades 65 which are symmetrically distributed are fixedly connected to the outer surface of the rotating rod 63, the heat dissipation fan 66 is fixedly installed on the inner bottom wall of the carrying case 1, the mounting frame 67 is fixedly connected to the inner wall of one side of the carrying case 1, the gear 64 is driven to rotate by moving the rack 61, and the two ends of each sealing blade 65 are provided with silica gel strips, so that the two sealing blades 65 are mutually attached and sealed when in contact.

Further, in order to improve the radiating efficiency, one side surface of installing frame 67 is connected with one side fixed surface of baffle 4, and the fixed cover of inner wall of installing frame 67 has connect wire net 68, and the upper surface of wire net 68 is provided with smoke and dust flue gas tester body 69, and wire net 68 plays and improves the circulation of air to improve the radiating effect of smoke and dust flue gas tester body 69 during operation.

Be provided with the automatic device that opens and shuts through the inner wall that sets up the through-hole, and the automatic device that opens and shuts includes connecting rod 6, and the surface of connecting rod 6 cup joints with the inner wall activity of through-hole to reached and improved the inside circulation of air of carrying case 1, flue gas tester body 69 dispels the heat with higher speed, and has the effect of sealing up when not using.

The working principle is as follows: step one, the self-locking universal wheel 2 is matched with a handle to play a role of facilitating the movement of the smoke and dust tester body 69, when the self-locking universal wheel is used, the box cover 3 above the carrying box 1 is opened, the pressure on the connecting rod 6 disappears at the moment, the rack 61 is driven to reset and move through the matching of the reset spring 62, the rack 61 moves to drive the rotating rod 63 to rotate through the gear 64, so that the sealing blades 65 are driven to rotate and open, the cooling fan 66 is started to work at the moment and is matched with a ventilation opening to increase air circulation, and the cooling efficiency of the smoke and dust tester body 69 is improved through the air permeability of the steel wire mesh 68;

step two, after the use, the cooling fan 66 is turned off, the carrying case 1 is sealed through the closing of the case cover 3, at the moment, the connecting rod 6 is contracted by the extrusion force of the case cover 3, the return spring 62 is stretched while the rack 61 is driven to descend, the descending movement of the rack 61 drives the rotating rod 63 to rotate through the gear 64, and therefore the sealing blades 65 are driven to rotate and close, and the vent is sealed.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic flue gas tester, is including carrying case (1), its characterized in that: the carrying case is characterized in that self-locking universal wheels (2) distributed in a rectangular array are fixedly mounted on the lower surface of the carrying case (1), a case cover (3) is hinged to the back of the carrying case (1) through a hinge, a handle is fixedly connected to the surface of one side of the carrying case (1), a partition plate (4) is fixedly sleeved on the inner wall of the carrying case (1), a cavity (5) is formed in the carrying case (1), and a through hole is formed in the inner top wall of the cavity (5);

the inner wall of the through hole is provided with an automatic opening and closing device, the automatic opening and closing device comprises a connecting rod (6), and the outer surface of the connecting rod (6) is movably sleeved with the inner wall of the through hole.

2. The automatic smoke and fume tester according to claim 1, wherein: the one end of connecting rod (6) runs through and extends to carry the upper surface of case (1), the other end fixedly connected with rack (61) of connecting rod (6), a side surface of rack (61) with the contact of one side inner wall of cavity (5), reset spring (62) have been cup jointed in the surface activity of connecting rod (6).

3. The automatic smoke and fume tester according to claim 2, wherein: one end of the reset spring (62) is fixedly connected with the inner top wall of the cavity (5), the other end of the reset spring (62) is fixedly connected with one end of the rack (61), and a ventilation opening is formed in the front face of the carrying box (1).

4. The automatic smoke and fume tester according to claim 3, wherein: the utility model discloses a cavity, including vent, gear (64), bull stick (63) that are linear array and distribute are installed through the bearing to one side inner wall of vent, the one end of bull stick (63) is run through and is extended to the inside of cavity (5), the fixed cover of one end of bull stick (63) has connect gear (64).

5. The automatic smoke and fume tester according to claim 4, wherein: the flank of gear (64) with the flank meshing of rack (61), the surface fixed connection of bull stick (63) is symmetric distribution's sealing blade (65), the interior diapire fixed mounting who carries case (1) has radiator fan (66), one side inner wall fixed connection who carries case (1) has installing frame (67).

6. The automatic smoke and fume tester according to claim 5, wherein: one side surface of installing frame (67) with one side fixed surface of baffle (4) is connected, wire net (68) have been cup jointed to the inner wall of installing frame (67) fixed, the upper surface of wire net (68) is provided with smoke and dust smoke tester body (69).