CN213601348U - Toxic gas alarm calibrating device - Google Patents

Abstract

The utility model discloses a toxic gas alarm calibrating device, which comprises a detecting device main body, a connector, a fixing structure for fixing the main body and a sealing structure for preventing toxic gas leakage, a connecting pipe is arranged on one side of the main body, a connecting nut is arranged at the position of the connecting pipe head, a warning lamp is arranged on one side of the main body, which is different from the connecting pipe, and the bottom of the main body is provided with a detection probe, the connector is fixedly sleeved on the detection probe, and the bottom and one side of the connector are respectively provided with an air inlet pipe and an air outlet pipe, the fixed structure is fixedly arranged on the upper end surface of the main body, seal structure installs in the inside top of connector lug and with test probe sealing connection, fixed knot constructs including fixing base, lower annular plate, goes up the annular plate, goes up extension board, lower extension board, position sleeve and screw thread post. The utility model discloses simple structure, convenient to use, the installation and the dismantlement of being convenient for, and can effectually prevent that toxic gas from leaking.

Description

Toxic gas alarm calibrating device

Technical Field

The utility model relates to a gaseous detection device technical field specifically is a toxic gas alarm calibrating device.

Background

The toxic gas alarm is composed of a detector and an alarm control host, is widely applied to petrochemical industries with toxic gas in petroleum, gas, chemical engineering, oil depots and the like, is used for detecting leakage conditions of indoor and outdoor dangerous places, is an important instrument for ensuring production and personal safety, when the toxic gas exists in a detected place, the detector converts a gas signal into a voltage signal or a current signal and transmits the voltage signal or the current signal to an alarm instrument, the instrument displays a percentage concentration value of a lower explosion limit of the toxic gas, when the concentration of the toxic gas exceeds an alarm set value, an audible and visual alarm signal prompt is generated, an operator on duty takes safety measures in time to avoid explosion accidents, and the toxic gas alarm needs to be calibrated after being used for a specified time.

However, the existing toxic gas alarm calibrating device is mostly installed on a pipe fitting when detecting toxic gas, is troublesome to disassemble and inconvenient to use, and the existing toxic gas alarm calibrating device may have the problem of toxic gas leakage in the process of detecting toxic gas, thereby affecting the safety of detection personnel.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a toxic gas alarm calibrating device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a toxic gas alarm calibrating device, includes detection device main part, connector, is used for carrying out the fixed knot who fixes to the main part and is used for preventing the seal structure that toxic gas leaked, one side of main part is provided with the connecting pipe, coupling nut is installed to connector head department, one side of different connecting pipe in the main part is provided with the warning light, just the bottom of main part is provided with test probe, the fixed cover of connector connects on test probe, just intake pipe and outlet duct have been seted up respectively to the bottom of connector and one side thereof, fixed knot constructs fixed mounting in the upper end surface of main part, seal structure install in the inside top of connector and with test probe sealing connection.

Preferably, the fixing structure comprises a fixing seat, a lower annular plate, an upper extending plate, a lower extending plate, a positioning sleeve and a threaded column, the fixing seat is fixedly arranged on the upper end surface of the main body, the bottom of the lower annular plate is fixedly arranged on the fixing seat, the upper annular plate is arranged above the lower annular plate and is arranged opposite to the lower annular plate, the upper extending plate is arranged on two sides of the upper annular plate, the lower extending plate is arranged on two sides of the lower annular plate and is arranged opposite to the upper extending plate, threaded grooves which penetrate through the upper extending plate and the lower extending plate are oppositely formed in the upper extending plate and the lower extending plate, the positioning sleeve is arranged on the upper end surface of the main body, the top of the positioning sleeve is located at the bottom of the threaded grooves of the lower extending plate, the bottom of the threaded column is arranged inside the positioning sleeve through the threaded grooves on the upper extending plate and the lower extending, the main body is convenient to mount and dismount.

Preferably, seal structure comprises a plurality of sealing washers, and is a plurality of the equal seal installation of sealing washer is in the inside top department of connector, and with test probe sealing connection, is favorable to sealing up connector and test probe junction, prevents that toxic gas from leaking.

Preferably, all be provided with the slipmat in going up the annular plate and the annular plate down, increase the frictional force between upper annular plate and the lower annular plate and the pipe fitting for the main part is fixed the back more firm.

Preferably, the connecting pipe is close to the one end of main part and comprises the bellows, makes the connecting pipe have certain extensibility, increases the practicality of connecting pipe.

Preferably, the initial thickness of sealing washer is greater than the gap size between connector lug and the test probe for the sealed effect of sealing washer is better, and effectual toxic gas that prevents leaks.

The utility model provides a toxic gas alarm calibrating device possesses following beneficial effect:

(1) the utility model discloses be provided with fixed knot and construct, when installing toxic gas alarm device, with the bottom butt of lower annular plate and pipe fitting, simultaneously with the top butt of last annular plate and pipe fitting, it is relative with extension board down to make, loops through the thread groove in the extension board and the thread groove in the extension board down with the screw thread post and installs in the position sleeve, will go up annular plate and lower annular plate and fix, the effectual stability of strengthening fixing device on the pipe fitting of slipmat that sets up on annular plate and the lower annular plate of going up simultaneously.

(2) The utility model discloses be provided with seal structure, the connector cup joints on detecting the probe, and a plurality of sealing washers through the inside top department of connector sets up can effectually carry out the separation to the inside toxic gas of connector, avoid toxic gas to leak, effectual protection measurement personnel's safety.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a schematic view of the installation of the sealing ring of the present invention;

FIG. 3 is a top view of the connector of the present invention;

fig. 4 is an enlarged schematic view of a portion a in fig. 1 according to the present invention.

In the figure: 1. a main body; 2. a connector; 3. a connecting pipe; 4. a connecting nut; 5. a warning light; 6. detecting a probe; 7. an air inlet pipe; 8. an air outlet pipe; 9. a fixed seat; 10. a lower annular plate; 11. an upper annular plate; 12. an upper extension plate; 13. a lower extension plate; 14. a positioning sleeve; 15. a threaded post; 16. a seal ring; 17. a non-slip mat.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

As shown in fig. 1-4, the utility model provides a technical scheme: the utility model provides a toxic gas alarm calibrating device, includes detection device main part 1, connector 2, is used for carrying out the fixed knot who fixes to main part 1 and is used for preventing the seal structure of toxic gas leakage, one side of main part 1 is provided with connecting pipe 3, connecting nut 4 is installed to 3 first departments of connecting pipe, the one side that is different from connecting pipe 3 in main part 1 is provided with warning light 5, just the bottom of main part 1 is provided with test probe 6, 2 fixed cover joints of connector are on test probe 6, just intake pipe 7 and outlet duct 8 have been seted up respectively to the bottom of connector 2 and one side thereof, fixed knot constructs fixed mounting in the upper end surface of main part 1, seal structure install in the inside top of connector 2 and with test probe 6 sealing connection.

The fixing structure comprises a fixing seat 9, a lower annular plate 10, an upper annular plate 11, an upper extending plate 12, a lower extending plate 13, a positioning sleeve 14 and a threaded column 15, wherein the fixing seat 9 is fixedly installed on the upper end surface of the main body 1, the bottom of the lower annular plate 10 is fixedly installed on the fixing seat 9, the upper annular plate 11 is installed above the lower annular plate 10 and is arranged opposite to the lower annular plate 10, the upper extending plate 12 is installed on two sides of the upper annular plate 11, the lower extending plate 13 is installed on two sides of the lower annular plate 10 and is arranged opposite to the upper extending plate 12, the upper extending plate 12 and the lower extending plate 13 are provided with threaded grooves which penetrate through, the positioning sleeve 14 is installed on the upper end surface of the main body 1, the top of the positioning sleeve 14 is located at the bottom of the threaded groove of the lower extending plate 13, the bottom of the threaded column 15 is installed inside the positioning sleeve 14 through the threaded grooves on the upper extending plate 12 and the lower extending plate 13, be convenient for fix main part 1, be favorable to installing and dismantling main part 1.

Seal structure comprises a plurality of sealing washer 16, and is a plurality of sealing washer 16 all seal installation is in the inside top department of connector 2, and with test probe 6 sealing connection, is convenient for prevent that the inside toxic gas of connector 2 from leaking, effectual protection personnel safety.

The upper annular plate 11 and the lower annular plate 10 are both provided with the anti-slip pads 17, so that the friction force between the upper annular plate 11 and the pipe fitting as well as between the lower annular plate 10 and the pipe fitting is increased, and the main body 1 is firmer when being fixed.

One end of the connecting pipe 3 close to the main body 1 is composed of a corrugated pipe, so that the connecting pipe 3 has certain extensibility, and the practicability of the connecting pipe 3 is improved.

The initial thickness of the sealing ring 16 is larger than the size of a gap between the connector lug and the detection probe 6, so that the sealing effect of the sealing ring 16 is better, and the toxic gas leakage is avoided.

Working principle, when installing main part 1 on the pipe fitting, make the bottom butt of lower annular plate 10 and pipe fitting, go up the top butt of annular plate 11 and pipe fitting, make and go up extension plate 12 and lower extension plate 13 and set up relatively, loop through the thread groove on the extension plate 12 and the thread groove on the extension plate 13 of lower extension and install inside locating sleeve 14 with screw post 15, fix last annular plate 11 and lower annular plate 10, thereby install main part 1 on the pipe fitting, be connected connecting pipe 3 and master controller through coupling nut 4 on connecting pipe 3, carry the gas that needs to detect inside connector 2 from intake pipe 7, the gas of carrying in connector 2 is discharged from outlet duct 8, detect the gas that gets into the inside connector 2 through detecting probe 6, when the toxic material in the gas is too high, main part 1 transmits information for warning light 5 and master controller, the warning light 5 flickers to remind people of timely treating toxic gas.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a toxic gas alarm calibrating device, includes detection device main part (1), connector (2), is used for carrying out fixed knot who fixes structure and be used for preventing the seal structure of toxic gas leakage to main part (1), its characterized in that: one side of main part (1) is provided with connecting pipe (3), connecting nut (4) are installed to connecting pipe (3) first department, main part (1) is gone up the one side of different in connecting pipe (3) and is provided with warning light (5), just the bottom of main part (1) is provided with test probe (6), connector (2) are fixed cup joint on test probe (6), just intake pipe (7) and outlet duct (8) have been seted up respectively to the bottom of connector (2) and one side thereof, fixed knot constructs fixed mounting in the upper end surface of main part (1), seal structure install in the inside top of connector (2) and with test probe (6) sealing connection.

2. The toxic gas alarm calibration apparatus of claim 1, wherein: the fixing structure comprises a fixing seat (9), a lower annular plate (10), an upper annular plate (11), an upper extension plate (12), a lower extension plate (13), a positioning sleeve (14) and a threaded column (15), wherein the fixing seat (9) is fixedly arranged on the upper end surface of the main body (1), the bottom of the lower annular plate (10) is fixedly arranged on the fixing seat (9), the upper annular plate (11) is arranged above the lower annular plate (10) and is arranged opposite to the lower annular plate (10), the upper extension plate (12) is arranged on two sides of the upper annular plate (11), the lower extension plate (13) is arranged on two sides of the lower annular plate (10) and is arranged opposite to the upper extension plate (12), in addition, thread grooves which are provided with through holes are oppositely arranged on the upper extension plate (12) and the lower extension plate (13), and the positioning sleeve (14) is arranged on the upper end surface of the main body (1), and the top of the positioning sleeve (14) is positioned at the bottom of the thread groove of the lower extension plate (13), and the bottom of the thread column (15) is arranged inside the positioning sleeve (14) through the thread grooves on the upper extension plate (12) and the lower extension plate (13).

3. The toxic gas alarm calibration apparatus of claim 1, wherein: the sealing structure is composed of a plurality of sealing rings (16), and the sealing rings (16) are all arranged at the top end of the interior of the connector (2) in a sealing mode and are connected with the detection probe (6) in a sealing mode.

4. A toxic gas alarm calibration apparatus according to claim 2, wherein: and anti-skid pads (17) are arranged in the upper annular plate (11) and the lower annular plate (10).

5. The toxic gas alarm calibration apparatus of claim 1, wherein: one end of the connecting pipe (3) close to the main body (1) is composed of a corrugated pipe.

6. A toxic gas alarm calibration apparatus according to claim 3, wherein: the initial thickness of the sealing ring (16) is larger than the size of a gap between the connector lug and the detection probe (6).

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