CN220154999U - Verification box for gas alarm - Google Patents

Abstract

The utility model relates to the technical field of detection equipment and discloses a verification box for a gas alarm, which comprises a verification box body, wherein a traveling mechanism and an auxiliary supporting mechanism are arranged at the bottom of the verification box body, and the auxiliary supporting mechanism is positioned at one side of the traveling mechanism; the travelling mechanism comprises a fixed seat, a connecting column is fixed at the bottom of the fixed seat, a rotating seat is rotatably connected to the bottom of the connecting column, and travelling wheels are arranged at the bottom of the rotating seat. According to the utility model, the bottom of the verification box body is provided with the travelling mechanism and the auxiliary supporting mechanism, the travelling mechanism is matched with the pushing hand to enable the verification box body to be pushed to move, and the auxiliary supporting mechanism can play a role in auxiliary supporting the verification box body when the verification box body is moved to a required position for use, the point contact between the travelling wheel and the ground is increased to the surface contact between the supporting plate and the ground, and the stability of the verification box body is enhanced.

Description

Verification box for gas alarm

Technical Field

The utility model relates to the technical field of detection equipment, in particular to a verification box for a gas alarm.

Background

For some specific places and environments, according to the safety protection requirements, the air components in the places or the specific environments are required to be monitored, potential safety hazards are found in time, the purpose of early finding and early removing is achieved, at present, the air component monitoring is mainly divided into detection of carbon monoxide, oxygen, hydrogen chloride, sulfur dioxide, hydrogen sulfide, formaldehyde, chloroethylene, benzene, combustible gas and the like according to the working environment requirements, so that all types of gas detection alarms are generated, the internal detection devices of the gas alarms are electronic sensing elements, the detection sensitivity of each alarm is different and is influenced by various factors, errors exist, and therefore, each alarm can be subjected to final quality inspection after being assembled from a production line, and the alarms are periodically inspected or calibrated according to the requirements before being installed and in use, so that the continuous and effective detection is ensured.

The existing gas alarm verification box is transported by a forklift and the like when being carried, and is transported by moving travelling wheels installed at the bottom of the existing gas alarm verification box, the transportation cost is high, and the existing gas alarm verification box is easy to shake when being moved to a required position for use only by supporting the existing gas alarm verification box through the travelling wheels.

We have therefore proposed a gas alarm verification kit in order to solve the problems set out above.

Disclosure of Invention

(one) solving the technical problems

In view of the above-mentioned shortcomings of the prior art, the present utility model is directed to a gas alarm calibration box, so as to solve the above-mentioned problems.

(II) technical scheme

In order to achieve the above purpose, the utility model is realized by the following technical scheme:

the verification box for the gas alarm comprises a verification box body, wherein a traveling mechanism and an auxiliary supporting mechanism are arranged at the bottom of the verification box body, and the auxiliary supporting mechanism is positioned at one side of the traveling mechanism;

the travelling mechanism comprises a fixed seat, a connecting column is fixed at the bottom of the fixed seat, a rotating seat is rotatably connected to the bottom of the connecting column, and travelling wheels are arranged at the bottom of the rotating seat;

the auxiliary support mechanism comprises a support plate slidably mounted at the bottom of the verification box body and a lantern ring rotatably mounted on the connecting column, wherein a limit clamping groove is formed in one side of the support plate, and one end of the limit clamping groove is fixedly clamped with a limit rod on the lantern ring.

Further, the walking mechanisms are arranged in four, and the four walking mechanisms are respectively arranged at four corners at the bottom of the verification box body.

Further, two travelling wheels on the same side of the verification box body are universal wheels.

Furthermore, a sliding groove matched with the supporting plate is formed in the bottom of the verification box body, and a tension spring is arranged between the top wall of the sliding groove and the supporting plate.

Preferably, the vertical height of the supporting plate is larger than the distance from the verification box body to the bottom of the travelling wheel.

Preferably, the opening of the limiting clamping groove is provided with an outwards inclined guide inclined plane, and the limiting rod is provided with a sliding inclined plane matched with the guide inclined plane.

(III) beneficial effects

Compared with the prior art, the utility model has the beneficial effects that:

through setting up running gear and auxiliary support mechanism in the bottom of examining and examining the case body, running gear cooperation pushing hands make examining and examining the case body by the promotion removal, and auxiliary support mechanism's setting can be when examining and examining the case body and remove required position and use, plays auxiliary support's effect to examining and examining the case body, increases to the face contact of backup pad and ground by the point contact of walking wheel and ground, reinforcing examination case body's stability.

Drawings

FIG. 1 is a schematic diagram of a gas alarm verification box of the present utility model;

FIG. 2 is a schematic view of the structure of the gas alarm calibration box of the present utility model when supported by the support device;

FIG. 3 is a schematic view of the structure of the support device of the verification box of the gas alarm of the present utility model when unfolded;

FIG. 4 is an enlarged view of the gas alarm verification case of the present utility model at A.

In the figure: the verification box comprises a verification box body 1, a travelling mechanism 2, a fixed seat 21, a connecting column 22, a rotary seat 23, travelling wheels 24, an auxiliary supporting mechanism 3, a supporting plate 31, a lantern ring 32, a limiting clamping groove 33, a limiting rod 34, a chute 35, a tension spring 36 and a pushing handle 4.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to directions in the drawings, and the words "bottom" and "top", "inner" and "outer" refer to directions toward or away from, respectively, the geometric center of a particular component. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, the utility model provides a verification box for a gas alarm, which comprises a verification box body 1, a traveling mechanism 2 and an auxiliary supporting mechanism 3, wherein a pushing handle 4 is arranged on one side of the verification box body 1, the traveling mechanism 2 and the auxiliary supporting mechanism 3 are arranged at the bottom of the verification box body 1, four traveling mechanisms 2 are arranged at four corners of the bottom of the verification box body 1, and the four traveling mechanisms 2 are respectively arranged at four corners of the bottom of the verification box body 1.

As shown in fig. 2 and 3, the travelling mechanism 2 comprises a fixed seat 21 fixed at the bottom of the verification box body 1, a connecting column 22 is coaxially fixed at the bottom of the fixed seat 21, a rotating seat 23 is rotatably connected to the bottom of the connecting column 22 through a rotating shaft and the like, travelling wheels 24 are arranged at the bottom of the rotating seat 23, two travelling wheels 24 which are preferably positioned at the same side of the verification box body 1 are universal wheels, and the universal wheels are arranged to facilitate the rotation of the verification box body 1;

the auxiliary supporting mechanism 3 comprises a supporting plate 31 slidably mounted at the bottom of the verification box body 1 and a collar 32 rotatably mounted on the connecting column 22, specifically, as shown in fig. 4, a sliding groove 35 which is matched with the supporting plate 31 is vertically formed in the bottom of the verification box body 1, the top wall of the sliding groove 35 is connected with the top wall of the supporting plate 31 through a tension spring 36, a limit clamping groove 33 is formed in one side of the supporting plate 31, a limit rod 34 is fixed on the side wall of the collar 32, and the limit rod 34 extends along the radial direction of the collar 32 and is clamped with the limit clamping groove 33.

As a preferred technical scheme of the utility model: as shown in fig. 2 and 3, the limit slot 33 is a rectangular slot, and the length of the limit slot 33 is less than half of the width of the support plate 31, so that the support strength of the support plate 31 can be ensured.

As a preferred technical scheme of the utility model: the upper side and the lower side of the opening of the limit clamping groove 33 are provided with guide inclined planes, one side of the upper guide inclined plane, which is far away from the end wall of the limit clamping groove 33, is inclined upwards, one side of the lower guide inclined plane, which is far away from the end wall of the limit clamping groove 33, is inclined downwards, the limit rod 34 is provided with a sliding inclined plane parallel to the lower guide inclined plane, and the guide inclined plane and the sliding inclined plane are convenient for the limit rod 34 to rotate into the limit clamping groove 33.

As a preferred technical scheme of the utility model: the vertical height of the supporting plate 31 is greater than the distance from the verification box body 1 to the bottom of the travelling wheel 24, so that the supporting plate 31 cannot be separated from the sliding groove 35, and when the limiting rod 34 is clamped into the limiting clamping groove 33, the bottom of the supporting plate 31 and the bottom of the travelling wheel 24 are located on the same horizontal plane, so that the stability of supporting is ensured.

When the calibration box body 1 is required to be moved, a worker can use feet to pull the limiting rod 34 out of the limiting clamping groove 33, under the action of the tension spring 36, the supporting plate 31 is pulled to slide upwards in the sliding groove 35, the bottom of the supporting plate is separated from the ground, the calibration box body 1 is convenient to move, when the calibration box body is required to be fixed, the limiting rod 34 is pulled to clamp the limiting rod 34 into the limiting clamping groove 33, and at the moment, the bottom of the supporting plate 31 and the bottom of the travelling wheel 24 are positioned on the same horizontal plane, so that the calibration box body 1 is stably supported.

What is not described in detail in this specification is all that is known to those skilled in the art.

Although the utility model has been described in detail with reference to the foregoing embodiments, it should be noted that, unless explicitly stated and limited otherwise, the terms "disposed," "mounted," "connected," "secured," and the like are intended to be broadly interpreted as either a fixed connection or a removable connection, for example; or may be indirectly connected through an intervening medium.

The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances; it should be understood that those skilled in the art may still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features, and any modification, equivalent substitution, improvement, etc. that are within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (7)

1. The verification box for the gas alarm comprises a verification box body (1), and is characterized in that a travelling mechanism (2) and an auxiliary supporting mechanism (3) are arranged at the bottom of the verification box body (1), and the auxiliary supporting mechanism (3) is positioned at one side of the travelling mechanism (2);

the walking mechanism (2) comprises a fixed seat (21), a connecting column (22) is fixed at the bottom of the fixed seat (21), a rotating seat (23) is rotatably connected to the bottom of the connecting column (22), and a walking wheel (24) is arranged at the bottom of the rotating seat (23);

the auxiliary supporting mechanism (3) comprises a supporting plate (31) slidably mounted at the bottom of the verification box body (1) and a collar (32) rotatably mounted on the connecting column (22), a limiting clamping groove (33) is formed in one side of the supporting plate (31), and a limiting rod (34) with one end fixed on the collar (32) is clamped in the limiting clamping groove (33).

2. A gas alarm verification box as claimed in claim 1, wherein four running mechanisms (2) are provided, and the four running mechanisms (2) are respectively arranged at four corners of the bottom of the verification box body (1).

3. A gas alarm verification case according to claim 2, wherein the two travelling wheels (24) on the same side of the verification case body (1) are universal wheels.

4. The gas alarm verification box according to claim 1, wherein a chute (35) matched with the supporting plate (31) is formed in the bottom of the verification box body (1), and a tension spring (36) is arranged between the top wall of the chute (35) and the supporting plate (31).

5. A gas alarm verification box according to claim 4, wherein the vertical height of the support plate (31) is greater than the distance from the verification box body (1) to the bottom of the travelling wheel (24).

6. The gas alarm verification box according to claim 1, wherein an opening of the limit clamping groove (33) is provided with an outwards inclined guide inclined plane, and the limit rod (34) is provided with a sliding inclined plane matched with the guide inclined plane.

7. A gas alarm verification box according to claim 1, wherein a push handle (4) is provided on one side of the verification box body (1).