CN216717424U

CN216717424U - Flame detector response measuring device

Info

Publication number: CN216717424U
Application number: CN202123064174.9U
Authority: CN
Inventors: 杨永平; 曾劲; 卢雁杰; 穆成凯
Original assignee: Yunnan Linhui Fire Safety Technology Co ltd
Current assignee: Yunnan Linhui Fire Safety Technology Co ltd
Priority date: 2021-12-08
Filing date: 2021-12-08
Publication date: 2022-06-10
Anticipated expiration: 2031-12-08

Abstract

The utility model relates to the technical field of flame detection, in particular to a flame detector response measuring device, wherein a mounting plate is fixed at one end of the upper side of a bedplate, a support is fixed at the central position of the upper side of the mounting plate, an optical sensor is installed at the upper end of the support, a processor is installed at one end of the upper side of the mounting plate, a detector centering mechanism is arranged at the other end of the upper side of the mounting plate, and two guide rods are fixed at the other end of the upper side of the bedplate. According to the flame detector, the opening and closing driving mechanism drives the two stop doors to be closed and separated, so that flame light passes through a vertical seam between the two stop doors, the position of the flame detector is centered through the detector centering mechanism, the flame detector and the optical sensor are positioned on the same vertical line, and when the flame light passes through the vertical seam between the two stop doors, the flame light can simultaneously reach the optical sensor and the flame detector, so that the measurement accuracy can be improved.

Description

Flame detector response measuring device

Technical Field

The utility model relates to the technical field of flame detection, in particular to a flame detector response measuring device.

Background

High speed optical flame detection is commonly used to detect explosive fires in a triggered state, where the fire suppression system can be activated quickly before the explosion causes damage, thus becoming one of the most basic and critical components of automatic fire alarms and automatic fire suppression systems. When detecting a fire, the flame detector can feed back the fire point as early and quickly as possible, which becomes a challenge in the fire early warning industry. However, in addition to the natural time required for the flame to become a fire, the response speed of the flame detector also affects the timeliness of the early warning of the flame detector to a certain extent, and the current flame early warning system usually ignores the response time of the flame detector, so that the measurement of the response time of the flame detector has important significance on the use reliability of the flame detector.

According to the patent application number: CN202020694629.1 discloses a flame detector response measuring device, it can not accurately obtain the problem of flame detector response time to have solved current fire early warning system, realized the accurate measurement to flame detector response time, can be used for in time carrying out fire early warning, however, the utility model discloses an optical sensor and flame detector are not in same straight line, and the light inlet flame light can not shine simultaneously on optical sensor and flame detector when opening, therefore optical sensor and flame detector have the time difference when receiving the illumination, thereby influenced measurement accuracy. Accordingly, one skilled in the art provides a flame detector response measuring device to solve the problems set forth in the background above.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a flame detector response measuring device to solve the above-mentioned problems of the background art.

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

the utility model provides a flame detector response measuring device, includes the platen, the upside of platen is located one end position department and is fixed with the mounting panel, the upside of mounting panel is located central point department and is fixed with the support, the light sensor is installed to the upper end of support, the treater is installed to the upside one end of mounting panel, and the upside other end of mounting panel is provided with detector centering mechanism, the upside of platen is located other end position department and is fixed with two guide arms, two the outside sliding connection of guide arm has the slide, the upside both ends of slide are fixed with two stands, two sliding connection is all run through to the inboard of stand has the shutter, two be provided with the actuating mechanism that opens and shuts between shutter and two stands, the upside of platen is located other end position department and is provided with the alcohol burner, light sensor and treater electric connection.

As a still further scheme of the utility model: drive mechanism opens and shuts connects in two pivots of two stand upper ends, two including rotating the upper end of pivot all is fixed with the belt pulley, two it is equipped with the belt to rotate the cover between the belt pulley, the position department that the outside of belt corresponds two overhead doors all is fixed with the connecting rod, two the lower extreme of connecting rod is fixed with one side of two overhead doors respectively, one of them the motor is installed to upper end one side of stand, the driving gear is installed to the drive end of motor, one of them the outside of pivot is located middle section position department and is fixed with driven gear, driven gear passes through tooth and driving gear meshing.

As a still further scheme of the utility model: detector centering mechanism is including setting up in the support shell of mounting panel upside, the inboard both ends symmetry sliding connection of support shell has two sliding partition, and the inboard of support shell is located middle section position department and rotates and be connected with the dwang, the both ends of dwang are rotated and are connected with two connecting rods, two the one end of connecting rod is rotated with one side of two sliding partition respectively and is connected, two sliding partition's opposite side all is connected with the spring, and two sliding partition's opposite side all is fixed with and extends to the outside expansion plate of support shell, two the one end of expansion plate all is fixed with side splint, two one side of side splint all is provided with the clamp plate.

As a still further scheme of the utility model: and a scale is arranged on one side of the outside of the bedplate.

As a still further scheme of the utility model: six support columns which are arranged in a rectangular shape are arranged at the bottom end of the bedplate.

As a still further scheme of the utility model: and one side of each pressing plate is provided with a protection pad, and the protection pads are all members made of rubber materials.

Compared with the prior art, the utility model has the beneficial effects that: according to the flame detector, the opening and closing driving mechanism drives the two stop doors to be closed and separated, so that flame light passes through a vertical seam between the two stop doors, the position of the flame detector is centered through the detector centering mechanism, the flame detector and the optical sensor are positioned on the same vertical line, and when the flame light passes through the vertical seam between the two stop doors, the flame light can simultaneously reach the optical sensor and the flame detector, so that the measurement accuracy can be improved.

Drawings

FIG. 1 is a schematic diagram of a flame detector response measurement apparatus;

FIG. 2 is a schematic side view of a flame detector response measuring device;

FIG. 3 is an enlarged view of the flame detector response measuring device at B in FIG. 2;

FIG. 4 is an enlarged view of a flame detector response measuring device at A of FIG. 1;

FIG. 5 is a schematic structural diagram of a probe centering mechanism in a flame probe response measuring device.

In the figure: 1. a platen; 2. mounting a plate; 3. a support; 4. a light sensor; 5. a processor; 6. a support housing; 7. a guide bar; 8. a slide plate; 9. a column; 10. a shutter; 11. a rotating shaft; 12. a belt pulley; 13. a belt; 14. a connecting rod; 15. a driven gear; 16. a motor; 17. a driving gear; 18. an alcohol lamp; 19. a retractable plate; 20. a sliding partition plate; 21. a spring; 22. a side clamping plate; 23. pressing a plate; 24. a connecting rod; 25. rotating the rod; 26. and (4) a scale.

Detailed Description

Referring to fig. 1 to 5, in an embodiment of the present invention, a flame detector response measuring apparatus includes a platen 1, a mounting plate 2 is fixed at an end position of an upper side of the platen 1, a bracket 3 is fixed at a central position of an upper side of the mounting plate 2, an optical sensor 4 is installed at an upper end of the bracket 3, a processor 5 is installed at an end of an upper side of the mounting plate 2, and the upside other end of mounting panel 2 is provided with detector centering mechanism, the upside of platen 1 is located other end position department and is fixed with two guide arms 7, the outside sliding connection of two guide arms 7 has slide 8, the upside both ends of slide 8 are fixed with two stands 9, sliding connection has shutter 10 all to run through in the inboard of two stands 9, be provided with the actuating mechanism that opens and shuts between two shutter 10 and two stands 9, the upside of platen 1 is located other end position department and is provided with alcohol burner 18, optical sensor 4 and treater 5 electric connection.

In fig. 3 and 4: the actuating mechanism that opens and shuts connects in two pivots 11 of two stand 9 upper ends including rotating, the upper end of two pivots 11 all is fixed with belt pulley 12, it is equipped with belt 13 to rotate the cover between two belt pulleys 12, the position department that the outside of belt 13 corresponds two shutter 10 all is fixed with connecting rod 14, the lower extreme of two connecting rod 14 is fixed with one side of two shutter 10 respectively, motor 16 is installed to upper end one side of one of them stand 9, driving gear 17 is installed to motor 16's drive end, the outside of one of them pivot 11 is located middle section position department and is fixed with driven gear 15, driven gear 15 passes through tooth and driving gear 17 meshing, the actuating mechanism that opens and shuts is used for driving two shutter and removes.

In fig. 1 and 5: detector centering mechanism is including setting up in the support shell 6 of 2 upsides of mounting panel, the inboard both ends symmetry sliding connection of support shell 6 has two sliding partition plate 20, and the inboard of support shell 6 is located middle section position department and rotates and is connected with dwang 25, the both ends of dwang 25 are rotated and are connected with two connecting rods 24, the one end of two connecting rods 24 rotates with one side of two sliding partition plate 20 respectively and is connected, the opposite side of two sliding partition plate 20 all is connected with spring 21, and the opposite side of two sliding partition plate 20 all is fixed with the expansion plate 19 that extends to support shell 6 outside, the one end of two expansion plates 19 all is fixed with side splint 22, one side of two side splint 22 all is provided with clamp plate 23, detector centering mechanism is used for centering flame detector's position, make it be in same vertical line with light sensor 4.

In fig. 1: the outer side of the bedplate 1 is provided with a scale 26, and the scale 26 is used for referring to the distance between the position of the stop gate and the flame detector.

In fig. 1: six support columns which are arranged in a rectangular shape are arranged at the bottom end of the bedplate 1 and are used for supporting the whole device.

In fig. 5: one side of two clamp plates 23 all is provided with the protection pad, and the protection pad all adopts the component of rubber material, and the protection pad plays the guard action to the flame detector.

The working principle of the utility model is as follows: the flame detector is placed on the upper side of the supporting shell 6, the spring 21 respectively pushes the two sliding clapboards 20 to move to the middle section position, the two sliding clapboards 20 respectively push the two connecting rods 24 to rotate, the two connecting rods 24 push the rotating rod 25 to rotate clockwise, and because the rotating amplitudes of the two ends of the rotating rod 25 are the same, the two sliding clapboards 20 can be ensured to synchronously and reversely move, so that the two pressing plates 23 synchronously and reversely move, the flame detector between the two pressing plates 23 is centered, the flame detector and the optical sensor 4 are in the same vertical line, the flame detector and the optical sensor 4 can be ensured to simultaneously receive flame light, which is beneficial to reducing measurement errors, the alcohol lamp 18 is ignited during measurement, then the motor 16 is controlled to operate to drive the driving gear 17 to rotate, the driving gear 17 rotates to drive the driven gear 15 to rotate through tooth meshing, the driven gear 15 rotates to drive the rotating shaft 11 and the belt pulley 12 to rotate, the belt pulley 12 drives the belt 13 to rotate, the belt 13 rotates to drive the two connecting rods 14 on the outer side of the belt to move in the opposite directions, the two connecting rods 14 drive the two shutters 10 to move in the opposite directions respectively, the two shutters 10 are separated, flame light of the alcohol lamp 18 can be irradiated to the optical sensor 4 and the flame detector, and the flame light can reach the optical sensor 4 and the flame detector simultaneously due to the fact that the gap between the two shutters 10 is a vertical gap, so that the measuring accuracy is improved.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the scope of the present invention, and the technical solutions and the utility model concepts of the present invention are equivalent to or changed within the scope of the present invention.

Claims

1. A flame detector response measuring device comprises a bedplate (1) and is characterized in that a mounting plate (2) is fixed at one end of the upside of the bedplate (1), a support (3) is fixed at the center of the upside of the mounting plate (2), a light sensor (4) is installed at the upper end of the support (3), a processor (5) is installed at one end of the upside of the mounting plate (2), a detector centering mechanism is arranged at the other end of the upside of the mounting plate (2), two guide rods (7) are fixed at the other end of the upside of the bedplate (1), a sliding plate (8) is connected to the outer sides of the two guide rods (7) in a sliding manner, two upright posts (9) are fixed at the two ends of the upside of the sliding plate (8), a stop gate (10) is connected to the inner sides of the two upright posts (9) in a penetrating and sliding manner, and an opening and closing driving mechanism is arranged between the two stop gates (10) and the two upright posts (9), an alcohol lamp (18) is arranged at the position, located at the other end, of the upper side of the bedplate (1), and the optical sensor (4) is electrically connected with the processor (5).

2. A flame detector response measurement arrangement as claimed in claim 1, the opening and closing driving mechanism comprises two rotating shafts (11) which are rotatably connected to the upper ends of the two upright posts (9), belt pulleys (12) are fixed at the upper ends of the two rotating shafts (11), a belt (13) is rotatably sleeved between the two belt pulleys (12), the outer side of the belt (13) corresponding to the two stop doors (10) is fixed with a connecting rod (14), the lower ends of the two connecting rods (14) are respectively fixed with one side of the two stop doors (10), one side of the upper end of one of the upright posts (9) is provided with a motor (16), the driving end of the motor (16) is provided with a driving gear (17), a driven gear (15) is fixed at the middle position of the outer side of one of the rotating shafts (11), the driven gear (15) is meshed with the driving gear (17) through teeth.

3. The flame detector response measuring device according to claim 1, wherein the detector centering mechanism comprises a supporting shell (6) arranged on the upper side of the mounting plate (2), two sliding clapboards (20) are symmetrically and slidably connected to both ends of the inner side of the supporting shell (6), a rotating rod (25) is rotatably connected to the inner side of the supporting shell (6) at the middle position, two connecting rods (24) are rotatably connected to both ends of the rotating rod (25), one end of each of the two connecting rods (24) is rotatably connected to one side of each of the two sliding clapboards (20), the other side of each of the two sliding clapboards (20) is connected with a spring (21), the other side of each of the two sliding clapboards (20) is fixed with a retractable plate (19) extending to the outer part of the supporting shell (6), and one end of each of the two retractable plates (19) is fixed with a side clamping plate (22), one side of each of the two side clamping plates (22) is provided with a pressing plate (23).

4. A flame detector response measuring device according to claim 1, characterized in that the outside side of the platen (1) is provided with a scale (26).

5. A flame detector response measuring device according to claim 1, characterized in that the bottom end of the bedplate (1) is provided with six support columns in a rectangular arrangement.

6. A flame detector response measuring device according to claim 3, characterized in that a protective pad is arranged on one side of each of the two pressure plates (23), and the protective pads are made of rubber.