CN217815300U - Smoke exhaust fire prevention valve with filtering function - Google Patents

Abstract

The utility model discloses a fire prevention valve of discharging fume with filtering capability, including fire prevention valve body and filtering component, the filtering component top is provided with the mounting panel with the bottom, the mounting panel is equipped with convenient ann with the erection joint department of fire prevention valve body and tears the change subassembly open, convenient ann tears the change subassembly open and includes slot, inserted bar, draw-in groove, spring and removal lug. The utility model belongs to the technical field of the fire-fighting articles for use, specifically indicate one kind can carry out effectual filtration to the air that passes through, can use long-time back at filter assembly moreover, and when its ventilation effect variation, filter assembly's smoke exhaust fire prevention valve that has filtering capability is changed in quick assembly disassembly.

Description

Smoke exhaust fire prevention valve with filtering function

Technical Field

The utility model belongs to the technical field of the fire-fighting articles for use, specifically indicate a fire prevention valve of discharging fume with filtering capability.

Background

The smoke-discharging fire-resisting valve is a fire-fighting component smoke-discharging fire-resisting valve which is mounted on the smoke-discharging system pipeline and can be used for isolating smoke and resisting fire. It can meet the requirements of fire-resistant stability and fire-resistant integrity in a certain period of time, and has manual and automatic functions. When the temperature of the smoke in the pipeline reaches 280 ℃, the smoke discharging fire resisting valve is automatically closed, so that the demand for the smoke discharging fire resisting valve with the filtering function is increasing. Most of the fire prevention valve of discharging fume that exists in the existing market does not have filterable function, make the fire prevention valve of discharging fume use the back for a long time, can receive the erosion of aqueous vapor and oil smoke, thereby lead to its trigger device to be impaired easily, and then can lead to the spurious triggering or not trigger, thereby can't exert better effect, thereby be unfavorable for using in relatively poor environment, and the fire prevention valve of discharging fume has add the filter screen a bit, nevertheless after using for a long time, impurity blocks up the filter screen mesh, make its ventilation effect variation. Therefore the utility model provides a can carry out effectual filtration to the air that passes through, can use long-time back at filtering component moreover, when its ventilation effect variation, filtering component's smoke exhaust fire prevention valve that has filtering capability is changed to quick assembly disassembly.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem, the utility model provides a can carry out effectual filtration to the air that passes through, can use long-time back at filtering component moreover, during its ventilation effect variation, filtering component's smoke exhaust fire prevention valve that has filtering capability is changed to quick assembly disassembly.

In order to realize the above functions, the utility model discloses the technical scheme who takes as follows: a smoke exhaust fire damper with a filtering function comprises a fire damper body and a filtering assembly, wherein the filtering assembly can effectively filter passing air, mounting plates are arranged at the top and the bottom of the filtering assembly, a convenient mounting and dismounting and replacing assembly is arranged at the mounting connection position of the mounting plates and the fire damper body, and the filtering assembly can be quickly dismounted and replaced when the ventilation effect of the filtering assembly is poor after the filtering assembly is used for a long time; the convenient assembly, disassembly and replacement component comprises slots, insertion rods, slots, springs and moving lugs, wherein the slots are embedded in the side walls of the fire damper body, the slots are arranged in two groups by taking the horizontal central line of the fire damper body as a symmetry axis, through holes are arranged on the mounting plate in a penetrating manner, the insertion rods penetrate through the through holes, the insertion rods and the slots are arranged in a one-to-one correspondence manner, the insertion rods can be inserted into the slots, the insertion rods are arranged in an internal hollow structure, the slots are embedded in the top wall and the bottom wall of the slots, partition plates are arranged on the inner side walls of the insertion rods, the moving lugs are arranged in two groups, the two groups of moving lugs move respectively to penetrate through the top wall and the bottom wall of the insertion rods, and the moving lugs and the slots are arranged in a one-to-one correspondence manner, the movable lug can be inserted into the clamping groove, the spring is arranged at the joint of the movable lug and the partition plate, the connecting rod is arranged on the side wall of the movable lug, the connecting rod is moved to penetrate through the side wall of the inserted rod, the end part of the connecting rod is provided with a control handle, when the filter assembly needs to be detached and replaced, the control handle is pressed, two groups of control handles are oppositely pressed, the control handle drives the movable lug to move through the connecting rod at the moment, the movable lug moves towards the partition plate and extrudes the spring, the movable lug is shifted out from the clamping groove, then the inserted rod is taken down from the fire-resisting damper body together with the filter assembly on the mounting plate, the convenience of disassembly and assembly of the filter assembly is greatly improved, the convenience of later maintenance is greatly improved, and the practicability is improved.

Preferably, the filtering assembly comprises a filtering plate, an oil suction plate and a drying plate, the filtering plate, the oil suction plate and the drying plate are sequentially arranged at the joint of the two groups of mounting plates, and the air discharged is effectively filtered through the filtering plate, the oil suction plate and the drying plate, so that impurities, water vapor, oil smoke and the like in the air are effectively reduced.

Preferably, the pillar is equipped with down to the fire prevention valve body inner wall, the pillar is equipped with gas flowmeter down, and gas flowmeter can measure through filtering component gas flow, and when gas flowmeter measured the gas flow that passes through and obviously diminish, the demonstration filtering component should be dismantled the clearance and change.

As a preferred technical scheme of the utility model, be equipped with the alarm on the fire prevention valve body, when the gas flowmeter measures the gas flow of process and obviously diminishes, the alarm can take place the alarm and remind.

As a preferred technical scheme of the utility model, the through-hole sets up with the slot one-to-one.

As an optimized technical scheme of the utility model, the draw-in groove is the convex structure setting of indent.

The utility model adopts the above structure to gain beneficial effect as follows: the utility model provides a pair of fire damper of discharging fume with filtering capability passes through filtering component's setting, through the filter, inhale oil board and dry board and carry out effectual filtration to the air of getting rid of, thereby the effectual impurity that reduces in the air, the aqueous vapor, the oil smoke etc., setting through gas flowmeter, gas flowmeter can measure through filtering component gas flow, gas flow when gas flowmeter measures the process obviously diminishes, the siren can take place the alarm and remind, dismantle the clearance change to filtering component, tear the setting of changing the subassembly open through convenient ann, when needing to dismantle and change clearance filtering component, press the control handle, press two sets of control handle in opposite directions, control handle drives through the connecting rod and removes the removal lug this moment, thereby remove the lug and remove to the division board, and extrude the spring, will remove the lug and shift out from the draw-in groove, then take off the inserted bar together with the filtering component on the mounting panel from the fire damper body, improve the convenience of filtering component dismouting greatly, the convenience of later maintenance is greatly improved, and the practicality is improved.

Drawings

Fig. 1 is a schematic view of the overall structure of a smoke evacuation fire damper with filtering function according to the present invention;

fig. 2 is a partially enlarged view of a portion a in fig. 1.

The fire-proof valve comprises a fire-proof valve body 1, a fire-proof valve body 2, a filtering component 3, a mounting plate 4, a convenient mounting and dismounting replacing component 5, a slot 6, an inserting rod 7, a clamping groove 8, a spring 9, a moving lug 10, a through hole 11, a partition plate 12, a connecting rod 13, a control handle 14, a filtering plate 15, an oil suction plate 16, a drying plate 17, a support column 18, a gas flowmeter 19 and an alarm.

Detailed Description

The technical solutions of the present invention will be described more clearly and completely with reference to the accompanying drawings, and it should be understood 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.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-2, the utility model provides a smoke exhaust fire damper with filtering capability, including fire damper body 1 and filter assembly 2, pillar 17 is provided under the fire damper body 1 inner wall, gas flowmeter 18 is provided under pillar 17, alarm 19 is provided on fire damper body 1, mounting panel 3 is provided at the top and bottom of filter assembly 2, and convenient mounting and dismounting replacing assembly 4 is provided at the mounting connection between mounting panel 3 and fire damper body 1; convenient ann tears change subassembly 4 open and includes slot 5, inserted bar 6, draw-in groove 7, spring 8 and removal lug 9, slot 5 inlays and locates on the lateral wall of fire prevention valve body 1, slot 5 uses the horizontal central line of fire prevention valve body 1 to set up two sets ofly as the symmetry axis, run through being equipped with through-hole 10 on the mounting panel 3, through-hole 10 sets up with slot 5 one-to-one, inserted bar 6 passes through-hole 10 setting, inserted bar 6 sets up with slot 5 one-to-one, inserted bar 6 can be pegged graft and locates in slot 5, draw-in groove 7 inlays and locates the roof and the diapire of slot 5, draw-in groove 7 is the setting of indent convex structure, be equipped with division board 11 on the inserted bar 6 inside wall, removal lug 9 sets up two sets ofly, two sets of removal lug 9 remove respectively and run through inserted bar 6 roof and diapire setting, removal lug 9 sets up with draw-in slot 7 one-to-one, removal lug 9 can be inserted and locate in draw-in groove 7, spring 8 locates the junction of removal lug 9 and division board 11, be equipped with connecting rod 12 on the lateral wall of removal lug 9, be equipped with connecting rod 12 on the lateral wall, connecting rod 12 removes and runs through the lateral wall setting, the tip is equipped with control handle 13.

The filter assembly 2 comprises a filter plate 14, an oil suction plate 15 and a drying plate 16, wherein the filter plate 14, the oil suction plate 15 and the drying plate 16 are sequentially arranged at the joint of the two groups of mounting plates 3.

When the novel filter plate is used specifically, an external power supply is switched on, the removed air is effectively filtered through the filter plate 14, the oil suction plate 15 and the drying plate 16, impurities in the air are effectively reduced, water vapor, oil smoke and the like, the gas flow of the filter assembly 2 is measured by the gas flow meter 18, when the gas flow of the gas flow measured by the gas flow meter 18 is obviously reduced, the alarm can give an alarm to remind, the filter assembly 2 is detached, cleaned and replaced, the control handle 13 is pressed, the two control handles 13 are oppositely pressed, the control handle 13 drives the movable lug 9 to move through the connecting rod 12, the movable lug 9 moves towards the partition plate 11, the spring 8 is extruded, the movable lug 9 is moved out of the clamping groove 7, and the inserted rod 6 together with the filter assembly 2 on the mounting plate 3 is taken down from the fireproof valve body 1 to be replaced.

The present invention and its embodiments have been described above, but the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should understand that they should not be limited to the embodiments described above, and that they can design the similar structure and embodiments without departing from the spirit of the invention.

Claims (6)

1. The utility model provides a fire damper discharges fume with filtering capability which characterized in that: the fire-proof valve comprises a fire-proof valve body and a filtering assembly, wherein mounting plates are arranged at the top and the bottom of the filtering assembly, and a convenient mounting, dismounting and replacing assembly is arranged at the mounting connection position of the mounting plates and the fire-proof valve body; the convenient subassembly of changing of tearing open includes slot, inserted bar, draw-in groove, spring and removal lug, the slot inlays to be located on the fire prevention valve body lateral wall, the slot uses the horizontal center line of fire prevention valve body to set up two sets ofly as the symmetry axis, run through on the mounting panel and be equipped with the through-hole, the inserted bar passes the through-hole setting, inserted bar and slot one-to-one set up, the inserted bar can be pegged graft and is located in the slot, the inserted bar is the setting of inside hollow structure, the draw-in groove inlays the roof and the diapire of locating the slot, be equipped with the division board on the inserted bar inside wall, it sets up two sets ofly to remove the lug and remove respectively and run through the setting of inserted bar roof and diapire, it sets up with the draw-in groove one-to remove the lug, the spring can be pegged graft in the draw-in groove, the junction of removing lug and division board is equipped with the connecting rod on the removal lug lateral wall, the connecting rod removes and runs through the setting of inserted bar lateral wall, the connecting rod tip is equipped with the control handle.

2. The smoke evacuation fire damper with filtering function of claim 1, wherein: the filter assembly comprises a filter plate, an oil suction plate and a drying plate, wherein the filter plate, the oil suction plate and the drying plate are sequentially arranged at the joint of the two mounting plates.

3. A smoke evacuation fire damper with filtering function according to claim 2, wherein: the fire prevention valve body inner wall has the pillar down, be equipped with gas flowmeter under the pillar.

4. A smoke evacuation fire damper with filtering function as claimed in claim 3, wherein: and an alarm is arranged on the fire damper body.

5. The smoke evacuation fire damper with filtering function of claim 4, wherein: the through holes and the slots are arranged in a one-to-one correspondence mode.

6. The smoke evacuation fire damper with filtering function of claim 5, wherein: the clamping groove is of an inwards concave arc structure.

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