CN211121829U

CN211121829U - Gas leakage detection device utilizing sulfur hexafluoride absorption characteristic

Info

Publication number: CN211121829U
Application number: CN202020020376.XU
Authority: CN
Inventors: 黄建华; 黄文长; 黄坤烜
Original assignee: Fuzhou Run Sen Electric Automation Co ltd
Current assignee: Fuzhou Run Sen Electric Automation Co ltd
Priority date: 2020-01-06
Filing date: 2020-01-06
Publication date: 2020-07-28
Anticipated expiration: 2030-01-06

Abstract

The utility model provides a gas leak detection device utilizing sulfur hexafluoride absorption characteristics, which comprises a refrigeration type quantum well detector, wherein buckle grooves are respectively arranged at the left end and the right end of the lower surface of the refrigeration type quantum well detector, a hollow seat body used for supporting and placing the refrigeration type quantum well detector is buckled in the buckle grooves, the right side surface of the hollow seat body is inwards sunken to form an arc with an outward opening, the front end surface of the right side of the hollow seat body is connected with a first belt body, the rear end surface of the right side of the hollow seat body is connected with a second belt body, a female buckle is arranged on the outer side surface of the first belt body, and a male buckle matched with the female buckle is arranged at the end of the outer side surface; a worm is arranged in the hollow seat body, and a worm wheel meshed with the worm is arranged in the hollow seat body; the utility model discloses simple structure, the simple operation, can be better fix and place refrigeration type quantum well detector, and can adapt to the operation requirement of different occasions.

Description

Gas leakage detection device utilizing sulfur hexafluoride absorption characteristic

Technical Field

The utility model relates to an electrochemical industry gas leak hunting technical field, especially an utilize gas leak hunting device of sulfur hexafluoride absorption characteristic.

Background

The SF6 gas has a century history, the current SF6 gas is mainly used in the power industry, and the SF6 gas is mainly used for insulating or arc extinguishing of electrical equipment, namely, an SF6 circuit breaker and a GIS (sulfur hexafluoride closed type combined electrical appliance, which is internationally called as a gas insulated switchgear, an SF6 load switch device, an SF6 insulated power transmission pipeline, an SF6 transformer and an SF6 insulated substation, and 80% of the gas is used for high-medium voltage electrical equipment.

The electrical equipment may have faults such as breakage, gap, sealing failure, etc. during use, thereby causing SF6 leakage, thereby causing damage to the electrical equipment, the live operation of the current detection equipment is very dangerous under the construction environment, if the power is cut off for leak detection, the normal operation of enterprises, factories and the like is influenced, the leak detection instrument in the prior art mainly adopts a fixed leak detector which is fixed at a pipeline connecting port and used for detecting the gas concentration, and a portable leak detector adopts a probe mode for leak detection, but the leakage detector in the prior art has the problems that the leakage position of the gas cannot be accurately positioned due to the fixed position, the leakage position cannot be found in time after the gas leakage is found, when the fixing device is used, the fixing mode is single, the actual use requirement is difficult to meet, and danger is easy to occur when the fixing device is used in dangerous places.

Disclosure of Invention

In view of this, in order to overcome the problem that exists among the above-mentioned background art, the utility model aims at providing an utilize gas leak hunting device of sulfur hexafluoride absorption characteristic, be convenient for fix and place, and can adapt to the operation requirement of different occasions.

The utility model discloses a following method realizes: the utility model provides an utilize gas leak hunting device of sulfur hexafluoride absorption characteristic, includes refrigeration type quantum well detector, its characterized in that: the left end and the right end of the lower surface of the refrigeration type quantum well detector are both provided with a buckle groove, a hollow seat body used for supporting and placing the refrigeration type quantum well detector is buckled in the buckle groove, the right side surface of the hollow seat body is inwards sunken to form an arc with an outward opening, the front end surface of the right side of the hollow seat body is connected with a first belt body, the rear end surface of the right side of the hollow seat body is connected with a second belt body, the outer side surface of the first belt body is provided with a female buckle, and the tail end of the outer side surface of the second belt body is provided with a male buckle; a worm is arranged in the hollow seat body, a worm wheel meshed with the worm is arranged in the hollow seat body, an opening is formed in the upper surface of the hollow seat body, a rotating shaft driven by the worm wheel is arranged in the opening, the rotating shaft penetrates through the middle of the worm wheel and is perpendicular to the worm, and a rotating mechanism used for driving the worm to rotate is arranged on the front surface of the hollow seat body; the rotary shaft upper surface is provided with a circular groove, the inner peripheral side wall of the circular groove is provided with an internal thread, the circular groove is spirally provided with a rotating rod, the lower end of the outer peripheral side surface of the rotating rod is provided with a first external thread matched with the internal thread, the rotating rod is provided with a disc for placing the refrigeration type quantum well detector, and two ends of the upper surface of the disc are provided with pressing buckles matched with the buckle grooves.

Furthermore, first bearings are embedded in the front surface and the rear surface of the hollow seat body, one end of the worm is connected with the inner bearing of the first bearing at the front end, and the other end of the worm is connected with the inner bearing of the first bearing at the rear end.

Further, the lower surface is provided with the second bearing in the cavity pedestal, cavity pedestal upper surface inlays be equipped with the corresponding third bearing of second bearing, the pivot lower extreme with the inner bearing of second bearing is connected, the pivot upper end passes the inner bearing of third bearing extends to the upper surface of cavity pedestal, just the pivot upper end with the inner bearing of third bearing is connected.

Furthermore, slewing mechanism includes driving motor, driving motor fixed set up in the interior front surface of cavity pedestal, just driving motor's output with the worm front end is connected, the front surface of cavity pedestal is provided with and is used for opening and close driving motor's control panel, set up in the button on the control panel.

Further, the rotating mechanism is a rotating handle.

Furthermore, a telescopic rod with telescopic gears is arranged below the rotating rod, a threaded hole matched with the first external thread is formed in the upper surface of the telescopic rod, and a second external thread matched with the internal thread is arranged at the lower end of the peripheral side wall of the telescopic rod.

Furthermore, the upper surface of the refrigeration type quantum well detector is hinged with an openable cover plate for opening and closing the placing groove.

Furthermore, the upper surface of refrigeration type quantum well detector handle has been seted up the standing groove, place the baldric in the standing groove, both ends all are provided with around refrigeration type quantum well detector upper surface with the couple that the baldric cooperateed and uses.

The beneficial effects of the utility model reside in that: the shoulder strap and the hook are added into the device, so that when the device is used by a worker, the buckle on the shoulder strap can be hung on the hook, and the worker can hang the refrigeration type quantum well detector on the neck, so that the device is convenient to hold and is not easy to drop; the first belt body, the second belt body, the female buckle and the male buckle are added into the device, the female buckle is matched with the male buckle, the hollow seat body is conveniently fixed on the waist through the first belt body and the second belt body, then the refrigeration type quantum well detector is placed on the disc, and the refrigeration type quantum well detector is fixed through matching of the pressing buckle and the buckle groove, so that a worker can better detect the refrigeration type quantum well detector; the utility model discloses simple structure, the simple operation can seek the position that SF6 revealed with electricity, reduces the loss because of having a power failure brings, and remote formation of image detects, and contactless gas equipment is safe directly perceived, is convenient for place and fix, is difficult for losing.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

Fig. 2 is a schematic view of the internal structure of the first embodiment of the hollow base.

Fig. 3 is a schematic view of the internal structure of the hollow base in the second embodiment.

Fig. 4 is a schematic structural view of the connection between the disc and the rotating rod.

Fig. 5 is an exploded view of the first embodiment of the present invention.

Fig. 6 is a schematic structural diagram of a second embodiment of the present invention.

Fig. 7 is a schematic structural view of the telescopic rod.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings.

Referring to fig. 1 to 5, the present invention provides a first embodiment: a gas leakage detection device utilizing sulfur hexafluoride absorption characteristics comprises a refrigeration type quantum well detector 1, the left and right ends of the lower surface of the refrigeration type quantum well detector 1 are both provided with a buckling groove (not shown), the buckle groove is internally buckled with a hollow seat body 2 for supporting and placing the refrigeration type quantum well detector 1, the right side surface of the hollow seat body 2 is sunken inwards to form an arc with an outward opening, the front end surface of the right side of the hollow seat body 2 is connected with a first belt body 21, the rear end surface of the right side of the hollow seat body 2 is connected with a second belt body 22, the outer side surface of the first belt body 21 is provided with a female buckle 23, a male buckle 24 matched with the female buckle 23 is arranged at the tail end of the outer side surface of the second belt body 22, the first belt body 21 and the second belt body 22 are matched with each other through the male buckle 24 and the female buckle 23 to form a waistband, so that a worker can conveniently hang the hollow seat body 2 on the waist; a worm 25 is arranged in the hollow seat body 2, a worm wheel 26 meshed with the worm 25 is arranged in the hollow seat body 2, an opening (not shown) is formed in the upper surface of the hollow seat body 2, a rotating shaft 27 driven by the worm wheel 26 is arranged in the opening, the rotating shaft 27 penetrates through the middle of the worm wheel 26, the rotating shaft 27 is perpendicular to the worm 25, a rotating mechanism 3 used for driving the worm 25 to rotate is arranged on the front surface of the hollow seat body 2, so that a worker can drive the worm 25 to rotate through the rotating mechanism 3, the worm 25 can drive the worm wheel 26 to rotate, and the worm wheel 26 can drive the rotating shaft 27 to rotate; the upper surface of the rotating shaft 27 is provided with a circular groove 28, the inner peripheral side wall of the circular groove 28 is provided with an internal thread 29, the circular groove 28 is spirally provided with a rotating rod 4, the lower end of the outer peripheral side surface of the rotating rod 4 is provided with a first external thread 41 matched with the internal thread 29, the rotating rod 4 is provided with a disc 42 used for placing the refrigeration type quantum well detector 1, both ends of the upper surface of the disc 42 are provided with pressing buckles 43 matched with the buckle grooves, so that the rotating rod 4 can be spirally fixed in the circular groove 28 through the matching of the internal thread 29 and the first external thread 41, the refrigeration type quantum well detector 1 is placed on the disc 42, the refrigeration type quantum well detector 1 is fixed through the matching of the bayonet grooves and the pressing buckles 43, and the refrigeration type quantum well detector 1 can be driven to rotate when the rotating shaft 27 rotates, the detection of different angles is realized, and the method is suitable for the use requirements of different occasions; when the refrigeration type quantum well detector 1 needs to be detached from the disc 42, a user can press the pressing buckle 43 to detach and install the refrigeration type quantum well detector 1.

The first belt body 21 and the second belt body 22 of the present invention are made of soft material, so as to facilitate the user to wear the belt better, and those skilled in the art can clearly understand the present invention, and will not be described in detail herein.

Referring to fig. 2 and fig. 3, in an embodiment of the present invention, the first bearing 5 is embedded in the hollow base 2 at both the front and rear surfaces, one end of the worm 25 is connected to the inner bearing of the front first bearing 5, and the other end of the worm 25 is connected to the inner bearing of the rear first bearing 5. The outer bearing of the first bearing 5 is connected to said hollow body 2 so that the worm 25 can rotate within the inner bearing of the first bearing 5.

As shown in fig. 2 and fig. 3, in an embodiment of the present invention, the second bearing 6 is disposed on the inner lower surface of the hollow seat 2, the third bearing 61 corresponding to the second bearing 6 is embedded on the upper surface of the hollow seat 2, the lower end of the rotating shaft 27 is connected to the inner bearing of the second bearing 6, the upper end of the rotating shaft 27 passes through the inner bearing of the third bearing 61 and extends to the upper surface of the hollow seat 2, and the upper end of the rotating shaft 27 is connected to the inner bearing of the third bearing 61. Make the outer bearing of second bearing 6 and third bearing 61 all fix on cavity pedestal 2, pivot 27 is connected with the inner bearing of second bearing 6 and third bearing 61 respectively through both ends for pivot 27 can rotate between second bearing 6 and third bearing 61, thereby drives bull stick 4 and rotates.

As shown in fig. 3, in an embodiment of the present invention, the rotating mechanism 3 includes a driving motor 31, the driving motor 31 is fixedly disposed on the inner front surface of the hollow seat 2, an output end of the driving motor 31 is connected to the front end of the worm 25, a control board 32 for opening and closing the driving motor 31 is disposed on the front surface of the hollow seat 2, and the control board 32 is disposed on a button 33. So that the output end of the driving motor is connected with the worm 25, and the user can drive the worm 25 to rotate by pressing the button to start the driving motor.

Referring to fig. 1, fig. 2, fig. 5 and fig. 6, in an embodiment of the present invention, the rotating mechanism 3 is a rotating handle. So that the user can turn the turning handle by manual turning and thereby turn the worm 25.

Referring to fig. 6 and 7, the present invention provides a second embodiment: a telescopic rod 44 with telescopic gears is arranged below the rotating rod 4, a threaded hole 45 matched with the first external thread 41 is formed in the upper surface of the telescopic rod 44, and second external threads 46 matched with the internal threads 29 are arranged at the lower end of the peripheral side wall of the telescopic rod 44. Fix the 4 spirals of bull stick on telescopic link 44 through the cooperation of first external screw thread 41 and screw hole 45, rethread internal thread 29 and second external screw thread 46's cooperation, fix telescopic link 44 spiral on cavity pedestal 2, make and to drive refrigeration type quantum well detector 1 oscilaltion through telescopic link 44, the screens through the telescopic link after going up and down is fixed with it, make refrigeration type quantum well detector 1 can adjust the height according to user's needs when using, better detecting, the utility model discloses in there is the telescopic link of gear means commonly used among the prior art, technical personnel in the field can clearly understand, do not explain in detail here.

With reference to fig. 1 and 5, in an embodiment of the present invention, an openable cover plate 14 for opening and closing the placing groove 11 is hinged on the upper surface of the refrigeration type quantum well detector 1. So that the placing groove 11 is closed after the shoulder strap 12 can be placed in the placing groove 11 through the openable cover plate 14, the shoulder strap 12 is prevented from falling out, and the openable cover plate 14 is opened to take out the shoulder strap during use.

Please continue to refer to fig. 1 and fig. 5, in an embodiment of the present invention, a placement groove 11 is disposed on an upper surface of a handle of the refrigeration type quantum well detector 1, a shoulder strap 12 is disposed in the placement groove 11, hooks 13 matched with the shoulder strap 12 for use are disposed at front and rear ends of the upper surface of the refrigeration type quantum well detector 1, so that the shoulder strap 12 can be hung on the hooks 13 through buckles at two ends of the shoulder strap 12, and thus, a worker can hang the refrigeration type quantum well detector 1 on a neck or a shoulder.

The utility model provides a driving motor and refrigeration type quantum well detector's circuit principle and structure are prior art, and the technical personnel in the field have been can clearly understand, do not carry out the detailed description here, just the utility model discloses the protection is the structure of utilizing sulfur hexafluoride absorption characteristic's gaseous leak hunting device, the utility model provides a model of refrigeration type quantum well detector preferred can be RS-IRF100, but is not limited to here.

The utility model discloses a theory of operation: whether need detect gaseous when leaking, the user places refrigeration type quantum well detector on the disc, cooperation through buckle groove and pressing the buckle will refrigerate type quantum well detector and fix, fixed back, open refrigeration type quantum well detector, switch to the gas mode, the camera lens focus of adjustment instrument, and aim at and need be surveyed the leakage object, when the position is not to the time, staff's accessible slewing mechanism drives the worm and rotates, the worm drives the worm wheel and rotates, the worm wheel rotates and can drive the pivot and rotate, the pivot is rotated and can be driven refrigeration type quantum well detector and realize 360 degrees rotations, when refrigeration type quantum well detector adjusts to aiming at and is surveyed the leakage object, can observe the gas that leaks.

The above is only the preferred embodiment of the present invention, and all the equivalent changes and modifications made according to the claims of the present invention should be covered by the present invention.

Claims

1. The utility model provides an utilize gas leak hunting device of sulfur hexafluoride absorption characteristic, includes refrigeration type quantum well detector, its characterized in that: the left end and the right end of the lower surface of the refrigeration type quantum well detector are both provided with a buckle groove, a hollow seat body used for supporting and placing the refrigeration type quantum well detector is buckled in the buckle groove, the right side surface of the hollow seat body is inwards sunken to form an arc with an outward opening, the front end surface of the right side of the hollow seat body is connected with a first belt body, the rear end surface of the right side of the hollow seat body is connected with a second belt body, the outer side surface of the first belt body is provided with a female buckle, and the tail end of the outer side surface of the second belt body is provided with a male buckle; a worm is arranged in the hollow seat body, a worm wheel meshed with the worm is arranged in the hollow seat body, an opening is formed in the upper surface of the hollow seat body, a rotating shaft driven by the worm wheel is arranged in the opening, the rotating shaft penetrates through the middle of the worm wheel and is perpendicular to the worm, and a rotating mechanism used for driving the worm to rotate is arranged on the front surface of the hollow seat body; the rotary shaft upper surface is provided with a circular groove, the inner peripheral side wall of the circular groove is provided with an internal thread, the circular groove is spirally provided with a rotating rod, the lower end of the outer peripheral side surface of the rotating rod is provided with a first external thread matched with the internal thread, the rotating rod is provided with a disc for placing the refrigeration type quantum well detector, and two ends of the upper surface of the disc are provided with pressing buckles matched with the buckle grooves.

2. The apparatus for detecting gas leakage using sulfur hexafluoride absorption characteristics as claimed in claim 1, wherein: first bearings are embedded in the front surface and the rear surface of the hollow seat body, one end of the worm is connected with the inner bearing of the first bearing at the front end, and the other end of the worm is connected with the inner bearing of the first bearing at the rear end.

3. The apparatus for detecting gas leakage using sulfur hexafluoride absorption characteristics as claimed in claim 1, wherein: the lower surface in the cavity pedestal is provided with the second bearing, cavity pedestal upper surface inlay be equipped with the corresponding third bearing of second bearing, the pivot lower extreme with the inner bearing of second bearing is connected, the pivot upper end is passed the inner bearing of third bearing extends to the upper surface of cavity pedestal, just the pivot upper end with the inner bearing of third bearing is connected.

4. The apparatus for detecting gas leakage using sulfur hexafluoride absorption characteristics as claimed in claim 1, wherein: the rotating mechanism comprises a driving motor, the driving motor is fixedly arranged on the inner front surface of the hollow seat body, the output end of the driving motor is connected with the front end of the worm, a control board used for opening and closing the driving motor is arranged on the front surface of the hollow seat body, and the control board is arranged on the button.

5. The apparatus for detecting gas leakage using sulfur hexafluoride absorption characteristics as claimed in claim 1, wherein: the rotating mechanism is a rotating handle.

6. The apparatus for detecting gas leakage using sulfur hexafluoride absorption characteristics as claimed in claim 1, wherein: the telescopic rod with telescopic gears is arranged below the rotating rod, a threaded hole matched with the first external thread is formed in the upper surface of the telescopic rod, and second external threads matched with the internal threads are arranged at the lower end of the peripheral side wall of the telescopic rod.

7. The apparatus for detecting gas leakage using sulfur hexafluoride absorption characteristics as claimed in claim 1, wherein: the upper surface of the refrigeration type quantum well detector is hinged with a cover plate which can be opened and closed and is used for opening and closing the placing groove.

8. The apparatus for detecting gas leakage using sulfur hexafluoride absorption characteristics as claimed in claim 1, wherein: the standing groove has been seted up to the upper surface of refrigeration type quantum well detector handle, place the baldric in the standing groove, both ends all are provided with around refrigeration type quantum well detector upper surface with baldric couple that cooperatees and use.