CN218998710U

CN218998710U - Heat abstractor and smoke and dust detector

Info

Publication number: CN218998710U
Application number: CN202223600641.XU
Authority: CN
Inventors: 厉益; 杨青青
Original assignee: SHENZHEN AMAE CO Ltd
Current assignee: SHENZHEN AMAE CO Ltd
Priority date: 2022-12-27
Filing date: 2022-12-27
Publication date: 2023-05-09
Anticipated expiration: 2032-12-27

Abstract

The utility model discloses a heat dissipating device and a smoke detector, which comprises a pump body assembly and a battery compartment, wherein the pump body assembly comprises a base, an air suction pump and a heat shield, the heat shield covers the air suction pump on the base, heat dissipating openings are formed in the left end and the right end of the heat shield, a battery heat dissipating fan and a pump body heat dissipating fan are respectively arranged at the two heat dissipating openings, the battery compartment and the battery heat dissipating fan are arranged in parallel at a left-right interval, and the battery heat dissipating fan and the pump body heat dissipating fan are both arranged in a right blowing mode; the battery cooling fan, the pump body cooling fan and the suction pump are respectively and electrically connected with the battery bin. The utility model can radiate the heat generated by the battery compartment and the suction pump, and has better radiating effect.

Description

Heat abstractor and smoke and dust detector

Technical Field

The utility model relates to the technical field of smoke sampling and detecting equipment, in particular to a heat radiating device and a smoke detector.

Background

At present, in the use of the smoke detector, the air suction pump is required to suck air to the outside, but the air suction pump generates a large amount of heat during operation, in addition, the smoke detector is generally provided with a battery, and because the smoke detector generally has requirements on portability, the size of the smoke detector is generally not large, so that the air suction pump in the smoke detector is close to the battery, the heat generated by the air suction pump and the battery can influence other parts, and other precise components in the smoke detector can be influenced, so that the service lives of the air suction pump, the battery and other precise components are reduced.

Disclosure of Invention

The utility model aims to provide a heat dissipation device with good heat dissipation effect and a smoke detector.

In order to achieve the above purpose, the technical scheme provided by the utility model is as follows: the utility model discloses a heat abstractor, including pump body subassembly and battery compartment, pump body subassembly includes base, suction pump and heat exchanger, the heat exchanger covers the suction pump and locates on the base, the thermovent has been seted up to the left and right sides of heat exchanger, and two thermovent do not are equipped with battery cooling fan, pump body cooling fan, battery compartment and battery cooling fan side by side about the interval setting, battery cooling fan and pump body cooling fan all blow the setting to the right; the battery cooling fan, the pump body cooling fan and the suction pump are respectively and electrically connected with the battery bin.

Preferably, the battery compartment is spaced from the battery cooling fan by at least 5 cm.

In addition, the utility model also provides a smoke detector, which comprises the heat dissipation device and an instrument body, wherein the instrument body is provided with a smoke inlet nozzle, the instrument body is internally provided with a gas bin, the heat dissipation device is arranged in the instrument body, and the smoke inlet nozzle, the gas bin and the suction pump are sequentially communicated; the left side wall and the right side wall of the instrument body are respectively provided with a battery radiating hole and a pump body radiating hole, the battery bin is close to the battery radiating hole, and the pump body radiating fan is close to the pump body radiating hole.

The beneficial effects of the utility model are as follows: according to the heat dissipation device, the heat shield covers the suction pump on the base, heat generated by the suction pump can only be dissipated from the heat dissipation openings at two ends, the two heat dissipation openings are respectively provided with the battery heat dissipation fan and the pump body heat dissipation fan, the battery heat dissipation fan and the pump body heat dissipation fan are all arranged in a blowing way to the right when in operation, and the battery heat dissipation fan blows air near the battery cabin to the suction pump so as to dissipate heat of the battery cabin; compared with the heat generated by the suction pump, the heat generated by the battery bin is smaller, and the battery cooling fans and the pump body cooling fan on the left side and the right side of the suction pump blow air rightwards at the same time, so that the suction pump is cooled; the utility model can radiate the heat generated by the battery compartment and the suction pump, and has better radiating effect.

The utility model will become more apparent from the following description taken in conjunction with the accompanying drawings which illustrate embodiments of the utility model.

Drawings

FIG. 1 is a schematic diagram of a heat dissipating device;

FIG. 2 is a schematic illustration of the pump body assembly of FIG. 1 with the heat shield removed;

fig. 3 is a schematic diagram of the smoke detector.

Detailed Description

Reference will now be made in detail to the present embodiments of the present utility model, examples of which are illustrated in the accompanying drawings, wherein the accompanying drawings are used to supplement the description of the written description so that one can intuitively and intuitively understand each technical feature and overall technical scheme of the present utility model, but not to limit the scope of the present utility model.

In the description of the present utility model, it should be understood that references to orientation descriptions such as upper, lower, front, rear, left, right, etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description of the present utility model and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, a number means one or more, a number means two or more, and greater than, less than, exceeding, etc. are understood to not include the present number, and above, below, within, etc. are understood to include the present number. The description of the first and second is for the purpose of distinguishing between technical features only and should not be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present utility model, unless explicitly defined otherwise, terms such as arrangement, installation, connection, etc. should be construed broadly and the specific meaning of the terms in the present utility model can be reasonably determined by a person skilled in the art in combination with the specific contents of the technical scheme.

Referring to fig. 1 to 2, a heat dissipating device includes a pump body assembly and a battery compartment 600, the pump body assembly includes a base 591, an air suction pump 592 and a heat insulation cover 594, the heat insulation cover 594 covers the air suction pump 592 on the base 591, heat dissipating openings are formed at left and right ends of the heat insulation cover 594, a battery heat dissipating fan 610 and a pump body heat dissipating fan 620 are respectively arranged at the two heat dissipating openings, the battery compartment 600 and the battery heat dissipating fan 610 are arranged at a left and right parallel interval, and the battery heat dissipating fan 610 and the pump body heat dissipating fan 620 are all arranged by blowing air to the right; the battery cooling fan 610, the pump body cooling fan 620 and the getter pump 592 are electrically connected to the battery compartment 600, respectively. In the heat dissipation device of the embodiment, the heat shield 594 shields the suction pump 592 on the base 591, heat generated by the suction pump 592 can only be dissipated from the heat dissipation openings at two ends, and the two heat dissipation openings are respectively provided with the battery heat dissipation fan 610 and the pump body heat dissipation fan 620, the battery heat dissipation fan 610 and the pump body heat dissipation fan 620 are all arranged in a blowing way to the right when in operation, and the battery heat dissipation fan 610 blows air near the battery compartment 600 to the suction pump 592 so as to dissipate heat of the battery compartment 600; compared with the heat generated by the suction pump 592, the heat generated by the battery compartment 600 is smaller, and the battery cooling fans 610 and the pump body cooling fan 620 on the left side and the right side of the suction pump 592 blow air to the right at the same time, so that the suction pump 592 is cooled; the heat generated by the battery compartment 600 and the suction pump 592 can be dissipated, and the heat dissipation effect is good. The battery compartment 600 and the pump body assembly can be mounted through a mounting plate, and the battery compartment 600 and the pump body assembly are mounted on the mounting plate in parallel left and right.

In one embodiment, the battery compartment 600 is spaced at least 5 cm from the battery cooling fan 610. If the battery compartment 600 is spaced too close to the battery cooling fan 610, the battery cooling fan 610 can only blow less air near the battery compartment 600 to the getter pump 592, and the heat dissipation effect of the battery compartment 600 is poor, so the battery compartment 600 is spaced at least 5 cm from the battery cooling fan 610, leaving a certain gap distance between the battery compartment 600 and the battery cooling fan 610 for air flow.

In addition, the utility model also provides a smoke detector, which comprises the heat dissipation device, referring to fig. 3, and further comprises an instrument body 500, wherein a smoke inlet nozzle 510 is arranged on the instrument body 500, an air bin 530 is also arranged in the instrument body 500, the heat dissipation device is arranged in the instrument body, and the smoke inlet nozzle 510, the air bin 530 and the suction pump 592 are sequentially communicated; the left side wall and the right side wall of the instrument body 500 are respectively provided with a battery cooling hole 630 and a pump body cooling hole 640, the battery compartment 600 is close to the battery cooling hole 630, and the pump body cooling fan 620 is close to the pump body cooling hole 640. The suction pump 592 operates to draw in smoke from the smoke intake nozzle 510. The battery compartment 600 is disposed near the battery heat dissipation hole 630, and when the battery heat dissipation fan 610 operates, external air is sucked from the battery heat dissipation hole 630, and flows through the battery compartment 600 to dissipate heat of the battery compartment 600; the pump body heat dissipation fan 620 is disposed near the pump body heat dissipation hole 640, the battery heat dissipation fan 610 and the pump body heat dissipation fan 620 blow air to the right at the same time, and the heat generated by the suction pump 592 is dissipated outwards through the pump body heat dissipation hole 640, so as to dissipate the heat of the suction pump 592, as shown by the arrow in fig. 3, and the path of the air flowing is shown when the heat dissipation device works.

The foregoing description of the preferred embodiments of the present utility model is not intended to limit the scope of the claims, which follow, as defined in the claims.

Claims

1. The heat dissipation device is characterized by comprising a pump body assembly and a battery compartment, wherein the pump body assembly comprises a base, an air suction pump and a heat shield, the heat shield covers the air suction pump on the base, heat dissipation openings are formed in the left end and the right end of the heat shield, a battery heat dissipation fan and a pump body heat dissipation fan are respectively arranged at the two heat dissipation openings, the battery compartment and the battery heat dissipation fan are arranged at a left-right parallel interval, and the battery heat dissipation fan and the pump body heat dissipation fan are both arranged in a right blowing mode; the battery cooling fan, the pump body cooling fan and the suction pump are respectively and electrically connected with the battery bin.

2. A heat sink as claimed in claim 1, wherein the battery compartment is spaced from the battery cooling fan by at least 5 cm.

3. A smoke detector, which is characterized by comprising the heat dissipation device according to any one of claims 1-2, and further comprising an instrument body, wherein a smoke inlet nozzle is arranged on the instrument body, an air bin is also arranged in the instrument body, the heat dissipation device is arranged in the instrument body, and the smoke inlet nozzle, the air bin and a suction pump are sequentially communicated; the left side wall and the right side wall of the instrument body are respectively provided with a battery radiating hole and a pump body radiating hole, the battery bin is close to the battery radiating hole, and the pump body radiating fan is close to the pump body radiating hole.