CN219574022U

CN219574022U - Smoke detector

Info

Publication number: CN219574022U
Application number: CN202223102086.8U
Authority: CN
Inventors: 叶贻财
Original assignee: Hubei Tianlong Fire Fighting Facilities Testing Co ltd
Current assignee: Hubei Tianlong Fire Fighting Facilities Testing Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-08-22
Anticipated expiration: 2032-11-22

Abstract

The utility model discloses a smoke detector which comprises a collector, wherein one side of the collector is electrically connected with a display screen, the back of the collector is provided with a mounting groove, one side of the mounting groove is embedded with a fixed back plate, the interiors of the mounting groove are mutually communicated with a connecting hose, the other ends of the connecting hose are mutually communicated with a suction probe, the interiors of the mounting groove are embedded with a mounting block, the peripheral side of the suction probe is fixedly sleeved with a connecting long plate, and one side of the connecting long plate is provided with an adapting round hole. In the above-mentioned scheme, through setting up coupling hose, connection long plate and fixed cylinder and slip recess, utilize its several mutually supporting, draw as fixed round bar, the frictional force of wear-resisting backing plate and slip recess can be fixed the cylinder between first limiting plate and second limiting plate to satisfy the requirement of not high scope, increase its practicality and application simultaneously, reduced operator's the work degree of difficulty.

Description

Smoke detector

Technical Field

The utility model relates to the technical field of environmental protection, in particular to a smoke detector.

Background

According to the application number: the prior patent of CN202022061761.1 shows that the smoke detector captures particles in a pipeline by using a pitot tube constant-speed sampling weight method, qualitatively and quantitatively measures harmful gas by using a constant-potential electrolytic method, can be used for measuring the emission concentration/total quantity of smoke (gas) of various boilers and kilns and the dust removal and desulfurization efficiency of equipment in the departments of environmental protection, sanitation, labor, safety supervision, military, scientific research, education and the like, can measure smoke dynamic pressure, smoke static pressure, pressure before a flowmeter, temperature before the flowmeter, smoke temperature, moisture content, O2, SO2, CO, NO2, H2S, CO2, constant-speed suction flow rate and the like, and is equipment for continuously analyzing and measuring the smoke content of CO2, CO, NOx, SO2 and the like by using an electrochemical sensor, and is mainly used for environmental monitoring and handheld use near the pollution emission or pollution sources of small-sized fuel gas boilers.

When the traditional handheld smoke detector is used, as the length range of the test tube on the outer surface of the smoke detector cannot be adjusted according to working requirements, operators often lift arms to collect smoke at different heights in the working range when needed, the labor intensity of the operators is high during long-term detection, meanwhile, the operators are difficult to keep the stability of the detection instrument at a certain level, and the practicability of the detection instrument is not good.

Disclosure of Invention

In order to overcome the defects of the prior art, the embodiment of the utility model provides a smoke detector, which aims to solve the problems that when the handheld smoke detector in the prior art is used, as the length range of a test tube on the outer surface of the handheld smoke detector cannot be adjusted according to working requirements, an operator often lifts an arm to collect smoke at different heights in the working range when required, the labor intensity of the operator is high under long-term detection, meanwhile, the operator lifts the detection instrument highly, the operator is difficult to keep stability on a certain level of the detection instrument, and the practicability of the detection instrument is not good.

In order to solve the technical problems, the utility model provides the following technical scheme: the utility model provides a smoke and dust flue gas detector, includes the collection appearance, one side electric connection of collection appearance has the display screen, the mounting groove has been seted up to the back of collection appearance, fixed backplate is installed to one side embedding of mounting groove, the inside intercommunication of mounting groove has coupling hose each other, coupling hose's the other end intercommunication each other has the probe of absorbing, the internally embedded installation piece of mounting groove, the fixed long board of having cup jointed of periphery side of absorbing the probe, the adaptation round hole has been seted up to one side of connecting the long board, the fixed cover of long board other end is equipped with fixed round bar, the top fixed mounting of fixed round bar has the grip, fixed sleeve plate has been fixedly cup jointed on the periphery side of fixed round bar.

The inner wall bottom surface of the mounting groove and the left side and the right side of the fixed round rod are respectively provided with a first limiting plate and a second limiting plate in an embedded mode, and one side surfaces of the first limiting plate and one side surface of the second limiting plate are respectively provided with a sliding groove.

The wear-resistant sleeve plate is characterized in that inclined plates are integrally formed at the left end and the right end of the fixed sleeve plate, a wear-resistant backing plate is fixedly bonded to one side of the inclined plates, an adaptation through hole is formed in the inner surface of the fixed sleeve plate, and an adaptation base is embedded and sleeved at the bottom end of the fixed round rod.

The left side and the right side of the fixed round rod are sleeved with connecting blocks, and one side of each connecting block is provided with a fixing groove.

The inner surface of the fixed groove is rotationally connected with an adaptive roller, two sides of the fixed groove are communicated with each other to form a rotary round hole, and a fixed rotating shaft is embedded in the adaptive roller.

One side of the fixed rotating shaft extends to the inside of the rotating round hole, and the outer peripheral side of the fixed rotating shaft is uniformly coated with a layer of lubricating oil.

One side of the wear-resistant backing plate is in fit contact with the inner wall surface of the sliding groove, the outer peripheral side of the adaptation roller is in rolling fit with the surface of the sliding groove, the outer peripheral side of the adaptation roller is set to be a smooth surface, and the adaptation base is made of rubber materials.

The technical scheme of the utility model has the following beneficial effects:

in the above-mentioned scheme, through setting up coupling hose, connect long board and fixed cylinder and slip recess, utilize the mutually supporting of its several, draw as fixed round bar, the inside adaptation gyro wheel of connecting block at its both ends can roll in the inside slip recess of first limiting plate and second limiting plate, when the suction force is greater than wear pad and slip recess's frictional force, can drive the adaptation gyro wheel smoothly and slide, after stopping drawing, wear pad and slip recess's frictional force can be fixed the fixed cylinder between first limiting plate and second limiting plate, in order to satisfy the requirement of its not co-altitude range, increase its practicality and application scope simultaneously, the work degree of difficulty of operator has been reduced.

Drawings

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

FIG. 2 is a schematic view of a three-dimensional assembly structure of the present utility model;

FIG. 3 is a schematic view of the internal rear structure of the present utility model;

fig. 4 is a schematic view of a partial perspective structure of the present utility model.

[ reference numerals ]

1. A collector; 2. a display screen; 3. a mounting groove; 4. fixing the backboard; 5. a connecting hose; 6. absorbing the probe; 7. a mounting block; 8. connecting long plates; 9. fitting the round hole; 10. fixing the round rod; 11. a holding part; 12. a first limiting plate; 13. a second limiting plate; 14. a sliding groove; 15. fixing the sleeve plate; 16. an inclined plate; 17. wear-resistant backing plate; 18. adapting the through hole; 19. a base is adapted; 20. a connecting block; 21. a fixing groove; 22. adapting a roller; 23. rotating the round hole; 24. the rotating shaft is fixed.

Detailed Description

In order to make the technical problems, technical solutions and advantages to be solved more apparent, the following detailed description will be given with reference to the accompanying drawings and specific embodiments.

Example 1:

the embodiment of the utility model provides a smoke and dust flue gas detector as shown in the accompanying drawings 1 to 4, which comprises a collector 1, wherein one side of the collector 1 is electrically connected with a display screen 2, the back of the collector 1 is provided with a mounting groove 3, one side of the mounting groove 3 is embedded and provided with a fixed back plate 4, the inside of the mounting groove 3 is mutually communicated with a connecting hose 5, the other end of the connecting hose 5 is mutually communicated with a suction probe 6, the inside of the mounting groove 3 is embedded and provided with a mounting block 7, the outer periphery side of the suction probe 6 is fixedly sleeved with a connecting long plate 8, one side of the connecting long plate 8 is provided with an adapting round hole 9, the other end of the connecting long plate 8 is fixedly sleeved with a fixed round rod 10, the top end of the fixed round rod 10 is fixedly provided with a holding part 11, and the outer periphery side of the fixed round rod 10 is fixedly sleeved with a fixed sleeve plate 15.

The inner wall bottom surface of mounting groove 3 and be located fixed round bar 10's left and right sides embedding respectively and install first limiting plate 12 and second limiting plate 13, sliding groove 14 has all been seted up on one side surface of first limiting plate 12 and second limiting plate 13, the both ends all integrally formed of fixed sleeve plate 15 has inclined plate 16 about, the fixed wear-resisting backing plate 17 that bonds of one side of inclined plate 16, the adaptation through-hole 18 has been seted up to the internal face of fixed sleeve plate 15, the adaptation base 19 has been cup jointed in the bottom embedding of fixed round bar 10, connecting block 20 has all been cup jointed to the left and right sides of fixed round bar 10, fixed slot 21 has been seted up to one side of connecting block 20, the internal surface rotation of fixed slot 21 is connected with adaptation gyro wheel 22, the rotation round hole 23 has been seted up in the both sides of fixed slot 21, fixed pivot 24 is installed to the inside embedding of adaptation gyro wheel 22, one side and the inner wall face laminating contact of sliding groove 14 of inclined plate 16, the periphery of adaptation gyro wheel 22 and the surface adaptation of sliding groove 14, periphery of adaptation gyro wheel 22 is the periphery of the adaptation rubber 19, the periphery is the adaptation is the smooth base 19.

Example 2:

as shown in fig. 2 and 4: one side of the fixed rotating shaft 24 extends to the inside of the rotating circular hole 23, and the outer peripheral side of the fixed rotating shaft 24 is uniformly coated with a layer of lubricating oil.

The outer peripheral side of the fixed rotating shaft 24 is uniformly coated with a layer of lubricating oil, so that when the lubricating oil contacts with the rotating round hole 23 and the inside of the connecting block 20, the friction force between the rotating round hole and the connecting block is small, the subsequent service life is further prolonged, and the abrasion rate is reduced.

The working process of the utility model is as follows: firstly, an operator brings the collector 1 to a position where smoke gas needs to be detected for normal detection, when smoke gas needs to be elongated to absorb the high position of the probe 6 for detection, the operator can hold the holding part at first, then the fixed round rod 10 is pulled out, in the pulling process, the probe 6 is driven to extend through the connecting long plate 8, the connecting hose 5 at the bottom end of the probe 6 is gradually driven to be pulled out, meanwhile, when the fixed round rod 10 is pulled out, the adaptive rollers 22 in the connecting blocks 20 at the two ends of the fixed round rod can roll in the inner sliding grooves 14 of the first limiting plate 12 and the second limiting plate 13, the wear-resisting base plate 17 at one side of the inclined plate 16 on the fixed sleeve plate 15 slides in the inner parts of the first limiting plate 12 and the second limiting plate 13 in a friction mode, when the pulling force is larger than the friction force between the wear-resisting base plate 17 and the sliding groove 14, the adaptive rollers 22 can be smoothly driven, after the pulling is stopped, the friction force between the wear-resisting base plate 17 and the sliding groove 14 can fix the fixed cylinder 10 between the first limiting plate 12 and the second limiting plate 13 to meet different height ranges, and then the fixed cylinder can be fixed to the original position through the cylindrical position after the fixed round rod is used up again.

According to the scheme, through the mutual matching of the connecting hose 5, the connecting long plate 8, the fixed cylinder 10 and the sliding groove 14, when the fixed round rod 10 is drawn, the adaptive rollers 22 inside the connecting blocks 20 at the two ends of the fixed round rod can roll in the inner sliding grooves 14 of the first limiting plate 12 and the second limiting plate 13, when the drawing force is larger than the friction force between the wear-resistant backing plate 17 and the sliding groove 14, the adaptive rollers 22 can be smoothly driven to slide, after drawing is stopped, the friction force between the wear-resistant backing plate 17 and the sliding groove 14 can fix the fixed cylinder 10 between the first limiting plate 12 and the second limiting plate 13, so that the requirements of different height ranges of the fixed round rod are met, the practicability and the application range of the fixed round rod are increased, and the working difficulty of operators is reduced.

The last points to be described are: first, in the description of the present utility model, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;

secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;

finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.

Claims

1. The utility model provides a smoke and dust flue gas detector, includes collection appearance (1), one side electric connection of collection appearance (1) has display screen (2), a serial communication port, mounting groove (3) have been seted up at the back of collection appearance (1), fixed backplate (4) are installed in one side embedding of mounting groove (3), the inside intercommunication of mounting groove (3) has coupling hose (5) each other, the other end intercommunication of coupling hose (5) has the probe (6) of absorbing, installation piece (7) are installed in the inside embedding of mounting groove (3), the fixed extension board (8) that has cup jointed of periphery side of probe (6) of absorbing, adaptation round hole (9) have been seted up to one side of connection extension board (8), the fixed cover of connection extension board (8) other end is equipped with fixed round bar (10), the top fixed mounting of fixed round bar (10) has gripping portion (11), the fixed cover board (15) have been fixedly cup jointed on the periphery side of fixed round bar (10).

2. The smoke detector according to claim 1, wherein the first limiting plate (12) and the second limiting plate (13) are respectively embedded and mounted on the left side and the right side of the fixed round rod (10) on the bottom surface of the inner wall of the mounting groove (3), and sliding grooves (14) are formed in one side surfaces of the first limiting plate (12) and the second limiting plate (13).

3. The smoke detector according to claim 2, wherein the left end and the right end of the fixed sleeve plate (15) are respectively integrally provided with an inclined plate (16), one side of the inclined plate (16) is fixedly adhered with a wear-resistant backing plate (17), an inner surface of the fixed sleeve plate (15) is provided with an adapting through hole (18), and the bottom end of the fixed round rod (10) is embedded and sleeved with an adapting base (19).

4. The smoke detector according to claim 1, wherein the left and right sides of the fixed round rod (10) are respectively sleeved with a connecting block (20), and a fixing groove (21) is formed in one side of the connecting block (20).

5. The smoke detector according to claim 4, wherein the inner surface of the fixed groove (21) is rotatably connected with an adapting roller (22), two sides of the fixed groove (21) are communicated with each other to form a rotary round hole (23), and a fixed rotating shaft (24) is embedded in the adapting roller (22).

6. The smoke detector according to claim 5, wherein one side of the fixed rotating shaft (24) extends into the rotating circular hole (23), and the outer peripheral side of the fixed rotating shaft (24) is uniformly coated with a layer of lubricating oil.

7. A smoke detector according to claim 3, characterized in that one side of the wear-resistant backing plate (17) is in abutting contact with the inner wall surface of the sliding groove (14).