CN-224231377-U - Gas detector with built-in pumping function

Abstract

The utility model relates to the technical field of gas detection, in particular to a gas detector with a built-in pumping function, which comprises a detection body, an air inlet pipe and a protective shell, wherein a lower cylinder is arranged at the top of the detection body, an upper cylinder is arranged at the bottom of the air inlet pipe, the upper cylinder and the lower cylinder are detachably connected, a dust screen is arranged at a connecting part, a containing groove is arranged in the detection body, the containing groove is divided into an air suction cavity positioned at the upper left part, a detection cavity positioned at the lower left part and a power supply cavity positioned at the right side through a partition piece, an air suction pump, a detection unit and a power supply are respectively arranged in the air suction cavity, the detection cavity and the power supply cavity, the front side surface of the detection body is provided with an external display plate, the upper part of the external display plate is provided with a display screen, the bottom of the external display plate is provided with a key unit, and the periphery of the external display plate is provided with a connecting groove, and the protective shell is detachably connected in the connecting groove. The utility model can realize the suction detection, simultaneously carry out dust prevention treatment on the detector, is convenient for replacing and maintaining the dust prevention component, and can detach the air inlet pipe when not needed, thereby avoiding occupying space.

Inventors

• Zuo Qiufeng

Assignees

• 苏州越能科技有限公司

Dates

Publication Date

20260512

Application Date

20250410

Claims (8)

1. 1. A gas detector with a built-in pumping function is characterized by comprising a detection body, an air inlet pipe and a protective shell, wherein a lower cylinder is arranged at the top of the detection body, an upper cylinder is arranged at the bottom of the air inlet pipe, the upper cylinder and the lower cylinder are detachably connected, a dust screen is detachably arranged at a connecting position, a containing groove is arranged in the detection body, the containing groove is divided into an air suction cavity positioned at the upper left part, a detection cavity positioned at the lower left part and a power supply cavity positioned at the right side through a T-shaped partition, an air suction pump, a detection unit and a power supply are respectively arranged in the air suction cavity, the detection cavity and the power supply cavity, the air suction pump and the detection unit are respectively connected through a breather pipe penetrating the partition, an air outlet is arranged on the detection body, the air outlet end of the detection unit is communicated with the outside through the air outlet, the power supply cavity is respectively communicated with the air suction cavity and the detection cavity through two through holes, the power supply is respectively electrically connected with the air suction pump and the detection unit through an air guide pipe arranged in the detection body, the lower cylinder is connected to an air inlet end of the pump through a display panel, the front side of the detection body is provided with an outer panel, a display panel is arranged at the upper side of the detection body, a display panel is arranged at the bottom of the display panel, the display panel is arranged at the outer side, the display panel is connected with the display panel through the display panel, the display panel is connected with the display panel, and the display panel is detachably through the display panel, and the display panel is connected to the display panel.
2. 2. The gas detector with built-in pumping function according to claim 1, wherein the upper cylinder and the lower cylinder are detachably connected, the outer diameters of the lower cylinder and the upper cylinder are the same, a circle of boss is inwards arranged at the lower part of the inner side surface of the lower cylinder, a circle of pressing table is downwards arranged at the inner side surface of the upper part of the lower cylinder, external threads are arranged on the outer surface of the pressing table, internal threads are arranged at the upper part of the inner side surface of the lower cylinder, and the pressing table is in threaded connection with the lower cylinder.
3. 3. The gas detector with built-in pumping function according to claim 2, wherein the dust screen is arranged on the boss, and the dust screen is extruded after the pressing table and the lower cylinder are screwed down.
4. 4. The gas detector with built-in pumping function of claim 3, wherein the boss is provided with a plurality of elastic clamping balls uniformly along the circumference, the bottom of the dust screen is provided with clamping grooves corresponding to the plurality of elastic clamping balls, and the elastic clamping balls are clamped in the clamping grooves.
5. 5. The gas detector with built-in pumping function according to claim 2, wherein a sealing rubber pad is arranged between the upper cylinder and the lower cylinder.
6. 6. The gas detector with built-in pumping function according to claim 1, wherein the gas outlet is provided with a sealing element, the sealing element comprises two symmetrical spherical elastic clamping elements, the two elastic clamping elements are connected, two curved groove parts are arranged on two sides of the gas outlet corresponding to the two elastic clamping elements, the communicating part of the two curved groove parts is a curved connecting part, the diameter of the connecting part is smaller than that of the curved groove parts, the elastic clamping elements can be extruded by the connecting part to move into the other curved groove part from the curved groove part, and a hand-held ring is arranged on the side end, away from the other elastic clamping element, of one elastic clamping element.
7. 7. The gas detector with built-in pumping function according to claim 1, wherein the fixing ball grooves are uniformly formed in any inner side surface of the connecting groove along the connecting groove, spherical fixing clamping pieces are arranged on the end side surface, connected with the connecting groove, of the protecting shell, and the corresponding fixing ball grooves are clamped into the corresponding fixing ball grooves.
8. 8. The gas detector with built-in pumping function according to claim 7, wherein a spring and a sealing ring pad are further arranged in the connecting groove, the sealing ring pad is adaptively arranged in the connecting groove, one end of the spring is connected with the sealing ring pad, the other end of the spring is connected with the bottom of the connecting groove, and the protecting shell is arranged in the connecting groove after being connected with the connecting groove, so that the sealing ring pad is extruded.

Description

Gas detector with built-in pumping function Technical Field The utility model relates to the technical field of gas detection, in particular to a gas detector with a built-in pumping function. Background The gas detector is an instrument tool for detecting the concentration of gas leakage, and the gas detector needs to suck the gas into the detection body for detection and then discharge the detected gas. Meanwhile, because of the detection requirement, electronic devices are involved in the gas detector, and because the gas detector is frequently used, the detection environment is complex, dust prevention and other operations need to be performed on the gas detector, and meanwhile, the dust prevention structure needs to be replaced or maintained in a portable mode. Therefore, the utility model provides a novel gas detector with a built-in pumping function, which can realize the suction detection, simultaneously carry out dust prevention treatment on the detector and facilitate replacement and maintenance of a dust-proof component. Disclosure of utility model The utility model provides a gas detector with a built-in pumping function, which achieves the purposes of realizing air suction detection, carrying out dust prevention on the detector and facilitating replacement and maintenance of a dust-proof component. The technical scheme of the utility model is that the gas detector with the built-in pumping function comprises a detection body, an air inlet pipe and a protective shell, wherein a lower cylinder is arranged at the top of the detection body, an upper cylinder is arranged at the bottom of the air inlet pipe, the upper cylinder and the lower cylinder are detachably connected, a dust screen is detachably arranged at a connecting position, a containing groove is arranged in the detection body, the containing groove is divided into an air suction cavity positioned at the upper left part, a detection cavity positioned at the lower left part and a power supply cavity positioned at the right side through a T-shaped partition piece, an air suction pump, a detection unit and a power supply are respectively arranged in the air suction cavity, the detection cavity and the power supply cavity, an air outlet is arranged on the detection body, the detection unit is communicated with the outside through the air outlet, two through holes are respectively arranged on the partition piece, the power supply cavity is electrically connected with the air suction cavity and the detection cavity through the through holes, the lower cylinder is connected with the air inlet end of the air suction pump through an air guide pipe arranged in the detection body, the front side surface of the detection body is provided with an outer push button, the outer display panel is arranged on the outer side surface of the detection body, the outer panel is connected with the outer panel, and the outer panel is connected with the outer panel is detached. Further, the detachable connection structure of the upper cylinder and the lower cylinder is that the outer diameters of the lower cylinder and the upper cylinder are the same, a circle of boss is inwards arranged at the lower part of the inner side surface of the lower cylinder, a circle of pressing table is downwards arranged at the inner side surface of the upper part of the connection, external threads are arranged on the outer surface of the pressing table, internal threads are arranged at the upper part of the inner side surface of the lower cylinder, and the pressing table is in threaded connection with the lower cylinder. Further, the dust screen is arranged on the boss, and after the pressing table and the lower cylinder are downwards moved, the dust screen is extruded. Furthermore, the boss is evenly provided with a plurality of elastic clamping balls along the circumference, the bottom of the dustproof net is provided with clamping grooves corresponding to the plurality of elastic clamping balls, and the elastic clamping balls are clamped in the clamping grooves. Further, a sealing rubber pad is arranged between the upper cylinder and the lower cylinder. Further, the sealing element is arranged at the air outlet and comprises two symmetrical spherical elastic clamping elements, the two elastic clamping elements are connected, two curved groove parts are arranged on two sides of the air outlet corresponding to the two elastic clamping elements, the communicated parts of the two curved groove parts are curved connecting parts, the diameter of the connecting parts is smaller than that of the curved groove parts, the elastic clamping elements can be extruded by the connecting parts to move into the other curved groove parts from the curved groove parts, and a hand-held ring is arranged on the side end, away from the other elastic clamping element, of one elastic clamping element. Further, the fixing ball grooves are uniformly formed in any inner side face of the connecting groove alo