CN212207304U

CN212207304U - CEMS convenient to flue gas detects

Info

Publication number: CN212207304U
Application number: CN202021149124.3U
Authority: CN
Inventors: 王世超
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-06-19
Filing date: 2020-06-19
Publication date: 2020-12-22
Anticipated expiration: 2030-06-19

Abstract

The utility model discloses a CEMS convenient to smoke detection, including the smoke detection device main part and with the first intake pipe that the air inlet in the smoke detection device main part is linked together, the one end intercommunication and the fixed mounting that smoke detection device main part was kept away from to first intake pipe have the install bin, the left side intercommunication of install bin is fixed with the second intake pipe, and the activity cover is equipped with trapezoidal rubber end cap in the second intake pipe, and the right side of trapezoidal rubber end cap extends to the install bin in, and fixed mounting has two first locating levers between the both sides inner wall of install bin, and trapezoidal rubber end cap is located between two first locating levers. The utility model relates to a rationally, be convenient for adjust the velocity of flow size of flue gas according to actual need to make in the inflow condenser that the flue gas can be stable, guarantee the stable measurement, reach the measuring purpose of being convenient for, and be convenient for when the flue gas stops automatically to the timely shutoff of second intake pipe, avoid appearing the phenomenon of flue gas backward flow, be favorable to using.

Description

CEMS convenient to flue gas detects

Technical Field

The utility model relates to a CEMS technical field that the flue gas detected especially relates to a CEMS convenient to flue gas detection.

Background

The CEMS is a device for continuously monitoring the concentration and the total emission amount of gaseous pollutants and particulate matters emitted by an air pollution source and transmitting information to a competent department in real time, most of common measurement methods of the flue gas CEMS are extraction type monitoring systems, gas enters a condenser through an air inlet pipe, the condenser removes moisture in the flue gas, the temperature of the flue gas is cooled to be less than or equal to 15 ℃ or 11 ℃ lower than the ambient temperature, and then the flue gas is measured.

The CEMS that current flue gas detected is not convenient for adjust the flue gas velocity of flow size in getting into the condenser, when the flue gas in the industrial equipment is more, then the velocity of flow that enters into in the condenser is then very fast, and then can cause the dewatering effect of condenser not good under the very fast condition of velocity of flow, if the flue gas is less, then the flue gas velocity of flow that enters into in the condenser then can reduce, the above-mentioned condition all can cause the measuring data fluctuation great, the measuring result is unstable, be not convenient for detect, therefore we have proposed the CEMS that is convenient for flue gas detection and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a CEMS convenient for smoke detection.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a CEMS convenient for smoke detection comprises a smoke detection device main body and a first air inlet pipe communicated with an air inlet on the smoke detection device main body, wherein one end of the first air inlet pipe, which is far away from the smoke detection device main body, is communicated and fixedly provided with an installation box, the left side of the installation box is communicated and fixedly provided with a second air inlet pipe, a trapezoidal rubber plug is movably sleeved in the second air inlet pipe, the right side of the trapezoidal rubber plug extends into the installation box, two first positioning rods are fixedly arranged between the inner walls of the two sides of the installation box, the trapezoidal rubber plug is positioned between the two first positioning rods, rectangular blocks are fixedly arranged at the top and the bottom of the trapezoidal rubber plug, the rectangular blocks are slidably sleeved on the corresponding first positioning rods, the same spring is fixedly arranged between the left side of the rectangular blocks and the inner wall of one side of the installation box, and the spring is movably sleeved on, the smoke detection device comprises a first positioning rod, a second positioning rod, a fixing block, a first gear, a second gear, a big gear, a moving block, an L-shaped pointer, a scale mark and a scale mark, wherein the first positioning rod is slidably sleeved with the fixing block, the inner wall of the right side of the installation box is hermetically and rotatably provided with the two screws, the two first positioning rods are positioned between the two screws, the fixing block is sleeved on the corresponding screws in a threaded manner, the right end of each screw extends out of the installation box and is fixedly provided with the first gear, the first air inlet pipe is rotatably sleeved with the big gear, the two first gears are both meshed with the big gear, one side of the top of the smoke detection device body is fixedly provided with a driving motor, the end part of an output shaft of the driving motor is fixedly connected with the right end of the screw positioned above of the two screws, the screw positioned, the tip of the L-shaped pointer and the left sides of the two fixed blocks are located on the same vertical line, a second positioning rod is fixedly mounted on the left side of the moving block, and the mounting box is sleeved on the second positioning rod in a sliding mode.

Preferably, one side of the fixing block is provided with a first threaded hole, and the first threaded hole is in threaded connection with the corresponding screw.

Preferably, one side of the moving block is provided with a second threaded hole, and the second threaded hole is in threaded connection with a screw positioned above the second threaded hole.

Preferably, the rectangular channel has been seted up at the right side top of install bin, the inner wall of rectangular channel and the outside sliding connection of second locating lever, and fixed mounting has the stopper on the bottom inner wall of rectangular channel, and the spacing groove has been seted up to the bottom of second locating lever, stopper and spacing groove sliding connection.

Preferably, two first circular holes are formed in the inner wall of the right side of the installation box, a sealing bearing is fixedly sleeved in each first circular hole, and an inner ring of each sealing bearing is fixedly sleeved on the outer side of the corresponding screw rod.

Preferably, the first air inlet pipe is fixedly sleeved with a large bearing, one side of the large gear is provided with a through hole, and the inner wall of the through hole is fixedly connected with the outer side of the outer ring of the large bearing.

Preferably, a second circular hole is formed in one side of the first gear, and the inner wall of the second circular hole is fixedly connected with the outer side of the corresponding screw rod.

Compared with the prior art, the beneficial effects of the utility model are that:

through the smoke detection device main body, a first air inlet pipe, an installation box, a second air inlet pipe, a trapezoidal rubber plug, a first positioning rod, a rectangular block, a spring, a screw rod, a fixed block, a first gear, a driving motor, a big gear, a movable block, an L-shaped pointer and a second positioning rod which are matched with a scale mark, when the flow velocity of smoke needs to be adjusted, the forward starting driving motor drives the two screw rods to rotate through the two first gears and the second gear, the fixed block is driven to move rightwards when the screw rods rotate, the movable block is driven to move rightwards by the screw rod positioned above, the movable block drives the L-shaped pointer to move rightwards, the moving position of the fixed block is judged through the scale mark, when the moving position of the fixed block is adjusted according to actual needs, the driving motor is stopped, the fixed block is fixed, and at the moment, when smoke passes through, the trapezoidal rubber plug drives the two rectangular blocks to move rightwards and stretches the corresponding springs, when the rectangular blocks move to be in contact with the corresponding fixed blocks, the rectangular blocks are limited to continue moving, along with the movement of the trapezoidal rubber plug, the gap between the outer side of the trapezoidal rubber plug and the second air inlet pipe is gradually increased, when the trapezoidal rubber plug stops moving, the gap between the outer side of the trapezoidal rubber plug and the second air inlet pipe is fixed, at the moment, smoke enters the smoke detection device main body through the gap, the installation box and the first air inlet pipe, when the fixed blocks continue moving rightwards, the trapezoidal rubber plug also moves rightwards until being limited by the corresponding fixed blocks, at the moment, the gap between the outer side of the trapezoidal rubber plug and the second air inlet pipe is also gradually increased, the flow speed of the smoke is increased, and the purpose of adjusting the speed of the smoke is achieved, when the smoke stops blowing, the elasticity of the two springs drives the trapezoidal rubber plug to move leftwards through the two rectangular blocks and block the second air inlet pipe.

The utility model relates to a rationally, be convenient for adjust the velocity of flow size of flue gas according to actual need to make in the inflow condenser that the flue gas can be stable, guarantee the stable measurement, reach the measuring purpose of being convenient for, and be convenient for when the flue gas stops automatically to the timely shutoff of second intake pipe, avoid appearing the phenomenon of flue gas backward flow, be favorable to using.

Drawings

Fig. 1 is a schematic cross-sectional structural diagram of a CEMS convenient for smoke detection according to the present invention;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a schematic top view of the mounting box of fig. 2.

In the figure: the smoke detection device comprises a smoke detection device body 1, a first air inlet pipe 2, an installation box 3, a second air inlet pipe 4, a trapezoidal rubber plug 5, a first positioning rod 6, a rectangular block 7, a spring 8, a screw rod 9, a fixing block 10, a first gear 11, a driving motor 12, a large gear 13, a moving block 14, a pointer 15L, a second positioning rod 16 and scale marks 17.

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.

Referring to fig. 1-3, a CEMS for facilitating smoke detection comprises a smoke detection device body 1 and a first air inlet pipe 2 communicated with an air inlet on the smoke detection device body 1, wherein one end of the first air inlet pipe 2 far away from the smoke detection device body 1 is communicated and fixedly provided with an installation box 3, the left side of the installation box 3 is communicated and fixedly provided with a second air inlet pipe 4, a trapezoidal rubber plug 5 is movably sleeved in the second air inlet pipe 4, the right side of the trapezoidal rubber plug 5 extends into the installation box 3, two first positioning rods 6 are fixedly arranged between the inner walls of the two sides of the installation box 3, the trapezoidal rubber plug 5 is positioned between the two first positioning rods 6, rectangular blocks 7 are fixedly arranged at the top and the bottom of the trapezoidal rubber plug 5, the rectangular blocks 7 are slidably sleeved on the corresponding first positioning rods 6, the same spring 8 is fixedly arranged between the left side of the rectangular block 7 and one inner wall of the installation box 3, the spring 8 is movably sleeved on the corresponding first locating rod 6, the fixed block 10 is sleeved on the first locating rod 6 in a sliding manner, two screw rods 9 are installed on the inner wall of the right side of the installation box 3 in a sealing and rotating manner, the two first locating rods 6 are both positioned between the two screw rods 9, the fixed block 10 is sleeved on the corresponding screw rods 9 in a threaded manner, the right end of each screw rod 9 extends out of the installation box 3 and is fixedly provided with a first gear 11, the first air inlet pipe 2 is rotatably sleeved with a large gear 13, the two first gears 11 are both meshed with the large gear 13, one side of the top of the smoke detection device main body 1 is fixedly provided with a driving motor 12, the end part of an output shaft of the driving motor 12 is fixedly connected with the right end of one screw rod 9 positioned above the two screw rods 9, a moving block 14 is sleeved on the screw rod 9 positioned above in a threaded manner, the moving block 14 is positioned, l shape pointer 15 is located the top of installing bin 3, and the top of installing bin 3 is equipped with scale mark 17, and L shape pointer 15 cooperatees with scale mark 17, and L shape pointer 15's pointed end is located same vertical line with the left side of two fixed blocks 10, and the left side fixed mounting of movable block 14 has second locating lever 16, and the installing bin 3 slip cap is established on second locating lever 16, the utility model relates to a rationally, be convenient for adjust the velocity of flow size of flue gas according to actual need to make in the inflow condenser that the flue gas can be stable, guarantee the stable measurement, reach the purpose of being convenient for measure, and be convenient for when the flue gas stops automatically to timely shutoff of second intake pipe 4, avoid appearing the phenomenon of flue gas backward flow, be favorable to using.

In the utility model, one side of the fixed block 10 is provided with a first threaded hole, the first threaded hole is in threaded connection with the corresponding screw rod 9, one side of the movable block 14 is provided with a second threaded hole, the second threaded hole is in threaded connection with the screw rod 9 positioned above, the right side top of the installation box 3 is provided with a rectangular groove, the inner wall of the rectangular groove is in sliding connection with the outer side of the second positioning rod 16, the inner wall of the bottom of the rectangular groove is fixedly provided with a limit block, the bottom of the second positioning rod 16 is provided with a limit groove, the limit block is in sliding connection with the limit groove, the inner wall of the right side of the installation box 3 is provided with two first circular holes, the first circular holes are fixedly sleeved with seal bearings, the inner rings of the seal bearings are fixedly sleeved with the outer sides of the corresponding screw rods 9, the first air inlet pipe 2 is fixedly sleeved with a big bearing, the second circular port has been seted up to one side of first gear 11, the outside fixed connection of the inner wall of second circular port and the screw rod 9 that corresponds, the utility model relates to a rationally, be convenient for adjust the velocity of flow size of flue gas according to actual need to in making the inflow condenser that the flue gas can be stable, guarantee the stable measurement, reach the measuring purpose of being convenient for, and be convenient for when the flue gas stops automatically to the timely shutoff of second intake pipe 4, avoid appearing the phenomenon of flue gas backward flow, be favorable to using.

The working principle is as follows: when the device is used, when the flow velocity of the flue gas needs to be adjusted according to the amount of the flue gas, the driving motor 12 is started in the forward direction, the output shaft of the driving motor 12 drives one screw rod 9 positioned above to rotate, one screw rod 9 drives one first gear 11 fixedly connected with the screw rod to rotate simultaneously, the first gear 11 drives a big gear 13 meshed with the first gear to rotate, the big gear 13 drives the other first gear 11 meshed with the big gear to rotate, the other first gear 11 drives the screw rod 9 positioned below to rotate, under the action of a first threaded hole formed in the fixed block 10, the screw rod 9 drives the fixed block 10 to move rightwards simultaneously when rotating, the fixed block 10 slides on the corresponding first positioning rod 6, and simultaneously under the action of a second threaded hole formed in the movable block 14, the screw rod 9 positioned above drives the movable block 14 to move rightwards simultaneously, the moving block 14 drives the L-shaped pointer 15 to move rightwards, the scales on the scale marks 17 are indicated by the movement of the L-shaped pointer 15, the moving position of the fixed block 10 is judged, when the moving position of the fixed block 10 is adjusted according to actual needs, the driving motor 12 is stopped, the fixed block 10 is fixed, at the moment, when smoke enters, the smoke blows the trapezoidal rubber plugs 5 through the second air inlet pipes 4, the trapezoidal rubber plugs 5 move rightwards under the action of blowing power, the trapezoidal rubber plugs 5 move and simultaneously drive the two rectangular blocks 7 to move to slide on the two first positioning rods 6, the corresponding springs 8 are stretched while the rectangular blocks 7 move, when the rectangular blocks 7 move to be in contact with the corresponding fixed blocks 10, the fixed blocks 10 limit the rectangular blocks 7 to continue to move, and simultaneously along with the movement of the trapezoidal rubber plugs 5, gaps between the outer sides of the trapezoidal rubber plugs 5 and the second air inlet pipes 4 gradually increase, when the trapezoidal rubber plug 5 stops moving, a gap between the outer side of the trapezoidal rubber plug 5 and the second air inlet pipe 4 is fixed, at the moment, flue gas flows out into the installation box 3 through the gap between the outer side of the trapezoidal rubber plug 5 and the second air inlet pipe 4, the flue gas in the installation box 3 enters the flue gas detection device main body 1 through the first air inlet pipe 2, when the fixed block 10 continues moving rightwards, the trapezoidal rubber plug 5 also moves rightwards until being blocked and limited by the corresponding fixed block 10, at the moment, the gap between the outer side of the trapezoidal rubber plug and the second air inlet pipe 4 is gradually increased, and along with the increase of the gap, the flow speed of the flue gas is increased, so that the purpose of adjusting the speed of the flue gas is achieved, the flow speed of the flue gas can be adjusted according to actual needs, the flue gas can stably flow into a condenser, and stable measurement is ensured, the accuracy of measurement is improved;

when the flue gas stops blowing, the spring 8 in the stretching state gradually resets at this moment, and the elasticity of spring 8 drives the rectangular block 7 that corresponds and removes left, and two rectangular blocks 7 drive trapezoidal rubber end cap 5 simultaneously and remove left and carry out the shutoff to second intake pipe 4 for be convenient for automatic in time shutoff to second intake pipe 4 when the flue gas stops, avoid appearing the phenomenon of flue gas backward flow.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

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 CEMS convenient for smoke detection comprises a smoke detection device main body (1) and a first air inlet pipe (2) communicated with an air inlet on the smoke detection device main body (1), and is characterized in that one end, far away from the smoke detection device main body (1), of the first air inlet pipe (2) is communicated and fixedly provided with an installation box (3), the left side of the installation box (3) is communicated and fixedly provided with a second air inlet pipe (4), a trapezoidal rubber plug (5) is movably sleeved in the second air inlet pipe (4), the right side of the trapezoidal rubber plug (5) extends into the installation box (3), two first positioning rods (6) are fixedly arranged between the inner walls of the two sides of the installation box (3), the trapezoidal rubber plug (5) is positioned between the two first positioning rods (6), and rectangular blocks (7) are fixedly arranged at the top and the bottom of the trapezoidal rubber plug (5), the rectangular block (7) is slidably sleeved on the corresponding first locating rod (6), the same spring (8) is fixedly installed between the left side of the rectangular block (7) and the inner wall of one side of the installation box (3), the spring (8) is movably sleeved on the corresponding first locating rod (6), the fixed block (10) is slidably sleeved on the first locating rod (6), two screw rods (9) are installed on the inner wall of the right side of the installation box (3) in a sealing and rotating mode, the two first locating rods (6) are both located between the two screw rods (9), the fixed block (10) is in threaded sleeve connection with the corresponding screw rods (9), the right end of each screw rod (9) extends out of the installation box (3) and is fixedly provided with a first gear (11), a large gear (13) is rotatably sleeved on the first air inlet pipe (2), the two first gears (11) are both meshed with the large gear (13), a driving motor (12) is fixedly installed on one side of the top of the smoke detection device main body (1, the output shaft end of the driving motor (12) is fixedly connected with the right end of one screw (9) located above the two screws (9), a moving block (14) is sleeved on one screw (9) located above the output shaft end, the moving block (14) is located on the right side of the installation box (3), an L-shaped pointer (15) is fixedly installed at the top of the left side of the moving block (14), the L-shaped pointer (15) is located above the installation box (3), scale marks (17) are arranged at the top of the installation box (3), the L-shaped pointer (15) is matched with the scale marks (17), the tip of the L-shaped pointer (15) and the left sides of the two fixed blocks (10) are located on the same vertical line, a second positioning rod (16) is fixedly installed on the left side of the moving block (14), and the installation box (3) is sleeved on the second positioning rod (16.

2. A CEMS for facilitating flue gas detection as claimed in claim 1, wherein a first threaded hole is opened at one side of the fixing block (10), and the first threaded hole is in threaded connection with the corresponding screw (9).

3. A CEMS for facilitating flue gas detection as claimed in claim 1, wherein a second threaded hole is formed in one side of the moving block (14), and the second threaded hole is in threaded connection with a screw (9) located above.

4. The CEMS convenient for smoke detection as claimed in claim 1, wherein a rectangular groove is formed at the top of the right side of the installation box (3), the inner wall of the rectangular groove is slidably connected with the outer side of the second positioning rod (16), a limiting block is fixedly mounted on the inner wall of the bottom of the rectangular groove, a limiting groove is formed at the bottom of the second positioning rod (16), and the limiting block is slidably connected with the limiting groove.

5. A CEMS convenient for smoke detection as claimed in claim 1 wherein the right side inner wall of said mounting box (3) is provided with two first circular holes, the first circular holes are fixedly sleeved with sealing bearings, the inner rings of the sealing bearings are fixedly sleeved with the outer sides of the corresponding screws (9).

6. A CEMS for facilitating flue gas detection as claimed in claim 1, wherein the first inlet pipe (2) is fixedly sleeved with a large bearing, one side of the large gear (13) is provided with a through hole, and the inner wall of the through hole is fixedly connected with the outer side of the outer ring of the large bearing.

7. A CEMS convenient for smoke detection as claimed in claim 1 wherein a second circular hole is opened on one side of said first gear (11), the inner wall of the second circular hole is fixedly connected with the outer side of the corresponding screw (9).