CN212718243U

CN212718243U - Novel explosion-proof valve for dust removal

Info

Publication number: CN212718243U
Application number: CN202021541531.9U
Authority: CN
Inventors: 钱铠; 王桂锋; 邢祚友
Original assignee: Greenow Environmental Protection Technology Co ltd
Current assignee: Greenow Environmental Protection Technology Co ltd
Priority date: 2020-07-30
Filing date: 2020-07-30
Publication date: 2021-03-16
Anticipated expiration: 2030-07-30

Abstract

The utility model discloses a novel explosion-proof valve for dust removal, which comprises a shell, an air inlet, an air outlet, a bearing seat, a screw rod and a balancing weight, wherein the air outlet and the air inlet are respectively fixed at two sides of the shell, the bearing seat is fixed at the front end and the rear end of the shell, a rotating shaft is connected on the bearing seat, any one end of the front end and the rear end of the rotating shaft is fixed with the screw rod, at least one balancing weight is fixed at the outer end of the screw rod, a wind plate is fixed on the rotating shaft, a layer of fireproof layer is adhered on the upper end surface of the wind plate, a notch with a circular structure is arranged at the lower end surface of the wind plate, the right side end of the air outlet extends to the inner side of the shell, a fixed seat is fixed at the upper right corner of the shell, a telescopic rod is, meanwhile, the flame-proof device has the flame-proof function on the premise that only flame occurs, and the safety is effectively improved.

Description

Novel explosion-proof valve for dust removal

Technical Field

The utility model relates to an explosion-proof fire-proof equipment field of dust, concretely relates to remove dust and use novel flame proof valve.

Background

In some plants with large dust, a large number of fine particles, including some particles that are extremely combustible, such as wood factories and textile factories, suffer from the explosion of open-fire immediately, and have great power, but the main structure of the prior explosion-proof valve is mainly controlled by a valve body and an internal isolating blade by a balancing weight, when shock wave occurs after deflagration, the isolating blades can be caused to rotate to prevent the shock wave from passing through, but the existing anti-knock blades are utilized, if the shock wave is very large and the explosion point is too close, the blade has a certain probability of not responding in time, so that the rotation delay of the blade is caused to cause danger, meanwhile, the shock wave is very small when the explosion point is too far away, but if the explosion simultaneously has flame, the isolation blade can only sense the small shock wave and cannot isolate due to the rotation of the flame, and the potential safety hazard can also be caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide a dust removal is with novel flame proof valve, it can effectual lock dead wind gap when taking place deflagration to the workshop, also possesses the flame proof function under the prerequisite of flame only to take place simultaneously, effectively improves the security.

In order to solve the above problem, the utility model adopts the following technical scheme:

a novel explosion-proof valve for dust removal comprises a shell, an air inlet, an air outlet, a bearing seat, a screw rod and a balancing weight, the air outlet and the air inlet are respectively fixed at the left side and the right side of the shell, the bearing seat is fixed at the front end and the rear end of the shell close to the air outlet, a rotating shaft is rotatably connected on the bearing seat, any one end of the front end and the rear end of the rotating shaft is fixed with the screw rod, at least one balancing weight is fixed at the outer end of the screw rod, an air plate is fixed on the rotating shaft, a fireproof layer is adhered to the upper end face of the air plate, the lower end surface of the wind plate is provided with a notch with a circular structure, the right side end of the air outlet extends to the inner side of the shell, a fixed seat is fixed at the upper right corner of the shell body, a telescopic rod is placed in the fixed seat, the one end of telescopic link runs through the fixing base left side and contradicts with the flame retardant coating right side and sets up, a vitreous body has been placed between telescopic link right side and the fixing base.

The further technical scheme is that a tension spring is connected between one side of the air plate close to the rotating shaft and the end, located on the inner side of the shell, of the air outlet, and mainly pulls the air plate to rotate rapidly.

A further technical scheme is that the inner diameter of the notch is larger than the outer diameter of the air outlet at the inner side end of the shell, and the whole air outlet can be completely covered to prevent flame from escaping from the gap.

A further technical scheme is that the telescopic rod is of a T-shaped structure and is placed on the inner side of the fixing seat, a spring is placed between the front end and the rear end of the telescopic rod and the left side of the fixing seat respectively, the telescopic rod can have certain telescopic capacity, and the telescopic rod can stretch towards the right side after the glass body is broken.

A further technical scheme is that a U-shaped inner groove is formed in the right side end of the telescopic rod, and the telescopic rod better abuts against the glass body to enable the glass body not to fall.

The further technical scheme is that the front end and the rear end of the left side of the fixing seat are respectively provided with an annular flange for placing a spring, so that the spring is prevented from moving.

A further technical scheme is that a circular mounting hole is formed in the top end of the fixing seat, a rectangular placing hole is formed in the bottom end of the fixing seat, the bottom end of the right side of the fixing seat is of a solid structure, a bolt penetrates through the circular mounting hole to fix the fixing seat, the lower end of the rectangular placing hole can be used for placing a glass body, and the bottom end of the right side of the fixing seat is used for abutting and fixing the glass body through the solid structure.

The fire-proof layer is made of fire-proof sponge or fire-proof plate, kerosene or alcohol is arranged in the glass body, the fire-proof layer can effectively prevent flame from spreading, and the kerosene or alcohol arranged in the glass body can be broken when encountering open fire and can give up support.

The utility model has the advantages that: the utility model relates to a dust removal is with novel flame proof valve is through being fixed with the flame retardant coating in aerofoil one side, be equipped with the notch at the opposite side, the aerofoil is rotatable to cover the air outlet right side completely when taking place deflagration, make impact and naked light keep apart completely, the fixing base has been placed in the upper right corner of casing, and be equipped with the telescopic link in the fixing base, a vitreous body has been placed between telescopic link and fixing base, can be broken when meetting the naked light and assault when less, the telescopic link is flexible gives up and contradicts between the aerofoil, the rotatory prevention naked light that prevents of aerofoil stretches.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a front view of the novel explosion-proof valve for dust removal;

FIG. 2 is a right side view of the novel explosion-proof valve for dust removal of the present invention;

FIG. 3 is a top view of the novel explosion-proof valve for dust removal of the present invention;

FIG. 4 is a cross-sectional view taken along the line A-A of FIG. 3 according to the present invention;

FIG. 5 is a schematic view of the novel explosion suppression valve for dust removal of the present invention, wherein the telescopic rod is placed in the fixing seat;

FIG. 6 is a schematic view of a fixing seat in the novel explosion-proof valve for dust removal of the present invention;

FIG. 7 is a front view of the telescopic rod of the novel explosion-proof valve for dust removal of the present invention;

fig. 8 is the utility model relates to a dust removal is with the front view of aerofoil in novel flame proof valve.

In FIGS. 1-8: 1-counterweight block, 2-air outlet, 3-screw rod, 4-bearing seat, 5-shell, 6-air inlet, 7-tension spring, 8-rotating shaft, 9-wind plate, 10-fire-proof layer, 11-notch, 12-fixing seat, 13-annular flange, 14-spring, 15-telescopic rod, 16-rectangular placing hole, 17-glass body, 18-circular mounting hole and 19-U-shaped internal groove.

Detailed Description

The following detailed description of the preferred embodiments of the present invention is provided to enable those skilled in the art to more easily understand the advantages and features of the present invention, and to make more clear and definite definitions of the scope of the present invention.

Referring to fig. 1 to 8, a novel explosion-proof valve for dust removal comprises a housing 5, an air inlet 6, an air outlet 2, a bearing seat 4, a screw rod 3 and a balancing weight 1, wherein the air outlet 2 and the air inlet 6 are respectively fixed on the left side and the right side of the housing 5, the bearing seat 4 is fixed on the front end and the rear end of the housing 5 near the air outlet 2, a rotating shaft 8 is rotatably connected on the bearing seat 4, any one end of the front end and the rear end of the rotating shaft 8 is fixed with the screw rod 3, the outer side end of the screw rod 3 is fixed with at least one balancing weight 1, an air plate 9 is fixed on the rotating shaft 8, a layer of fire-proof layer 10 is adhered on the upper end surface of the air plate 9, a notch 11 in a circular structure is arranged on the lower end of the air plate 9, the right side end of the air outlet 2 extends to the inner side of the housing 5, a glass body 17 is arranged between the right side of the telescopic rod 15 and the fixed seat 12.

A tension spring 7 is connected between one side of the air plate 9 close to the rotating shaft 8 and the end of the air outlet 2 at the inner side of the shell 5, and mainly pulls the air plate 9 to rotate rapidly. The inner diameter of the notch 11 is larger than the outer diameter of the air outlet 2 at the inner side end of the shell 5, and the notch can completely cover the whole air outlet 2 to prevent flame from escaping from the gap. The telescopic link 15 is "T" type structure and places in fixing base 12 inboardly, has respectively placed a spring 14 between 15 front and back both ends of telescopic link and the fixing base 12 left side, mainly can make telescopic link 15 have certain flexible ability, can turn right side flexible after the vitreous body 17 breaks. The right end of the telescopic rod 15 is provided with a U-shaped inner groove 19 which better abuts against the glass body 17 so that the glass body does not fall off. The left front end and the left rear end of the fixed seat 12 are respectively provided with an annular flange 13 for placing a spring 14, so that the spring 14 is prevented from moving. The top of fixing base 12 is equipped with circular mounting hole 18, and the fixing base 12 bottom is equipped with the rectangle and places hole 16, and fixing base 12 right side bottom is solid construction, runs through circular mounting hole 18 fixed fixing base 12 with the bolt, and the rectangle is placed hole 16 and can be followed the lower extreme and is placed vitreous body 17, and fixing base 12 right side bottom is solid construction and is used for vitreous body 17 to contradict fixedly. The fireproof layer 10 is made of fireproof sponge or fireproof plate, kerosene or alcohol is arranged in the glass body 17, the fireproof layer 10 can effectively prevent flame from spreading, and the kerosene or alcohol in the glass body 17 can be broken and abandoned to support when exposed fire occurs.

In this embodiment, during installation, the telescopic rod 15 and the spring 14 are placed in the fixed seat 12, then the fixed seat 12 is placed at the upper right corner of the housing 5, and the bolt penetrates through the circular mounting hole 18 at the top end of the fixed seat 12 and the housing 5 to fix the fixed seat 12 in the housing 5, at this time, the telescopic rod 15 can be stretched left and right in the fixed seat 12, then the screw rod 3 is rotated counterclockwise to make the wind plate 9 parallel to the top end of the housing 5, then one end of the glass body 17 is clamped into the U-shaped inner groove 19 at the right end of the telescopic rod 15, the other end abuts against the solid structure at the right side of the fixed seat 12, the telescopic rod 15 moves left and abuts against the right side of the wind plate 9 to prevent rotation, at this time, the telescopic rod 15 is horizontally and relatively fixed, the downward pulling force at the right side of the wind plate 9 is not enough to deform and bounce the telescopic, until the vitreous body 17 is broken, because of spring 14 elasticity, the telescopic link 15 is bounced to the upper right corner in the fixing base 12 when flexible right, aerofoil 9 breaks away from the restriction of telescopic link 15 and also left extension spring 7 has certain pulling force can clockwise rotate rapidly and contradict and lock in 2 right sides of air outlet, when detonation took place for the sudden grow of same wind-force, powerful wind-force can directly strut telescopic link 15 left side butt end and make aerofoil 9 rotatable, after taking place the naked light, rotatable aerofoil 9 then install a vitreous body 17 again and make telescopic link 15 contradict aerofoil 9 again can.

The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered by the protection scope of the present invention.

Claims

1. The utility model provides a dust removal is with novel flame proof valve, includes casing, air intake, air outlet, bearing frame, screw rod and balancing weight, the air outlet is fixed respectively in the casing left and right sides with the air intake, the bearing frame is fixed and is located the front and back end of casing near the air outlet side, rotatable coupling has the pivot on the bearing frame, arbitrary one end is fixed with the screw rod around the pivot, the screw rod outside end is fixed with at least one balancing weight, be fixed with aerofoil, its characterized in that in the pivot: the utility model discloses a solar photovoltaic air conditioner, including wind board, air outlet, telescopic link, fixing base, fire protection layer, the one deck flame retardant coating has been glued to wind board up end, the terminal surface is equipped with the notch that is circular structure under the wind board, the right side end of air outlet extends to the casing inboard, the casing upper right corner is fixed with the fixing base, the telescopic link has been placed in the fixing base, the one end of telescopic link runs through the fixing base left side and contradicts with the flame retardant coating right side and sets up, a vitreous.

2. The novel explosion-proof valve for dust removal according to claim 1, characterized in that: and a tension spring is connected between one side of the air plate close to the rotating shaft and the end of the air outlet at the inner side of the shell.

3. The novel explosion-proof valve for dust removal according to claim 1, characterized in that: the inner diameter of the notch is larger than the outer diameter of the air outlet at the inner side end of the shell.

4. The novel explosion-proof valve for dust removal according to claim 1, characterized in that: the telescopic link is "T" type structure and places in the fixing base inboard, a spring has respectively been placed between both ends and the fixing base left side around the telescopic link.

5. The novel explosion-proof valve for dust removal according to claim 1 or 4, characterized in that: and a U-shaped inner groove is formed at the right side end of the telescopic rod.

6. The novel explosion-proof valve for dust removal according to claim 1, characterized in that: and the front end and the rear end of the left side of the fixed seat are respectively provided with an annular flange for placing a spring.

7. The novel explosion-proof valve for dust removal according to claim 1, characterized in that: the top of fixing base is equipped with circular mounting hole, the fixing base bottom is equipped with the rectangle and places the hole, fixing base right side bottom is solid construction.

8. The novel explosion-proof valve for dust removal according to claim 1, characterized in that: the fireproof layer is fireproof sponge or a fireproof plate, and kerosene or alcohol is arranged in the glass body.