CN114544871B - Low-level toxic gas detection device - Google Patents
Low-level toxic gas detection device Download PDFInfo
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- CN114544871B CN114544871B CN202210126501.9A CN202210126501A CN114544871B CN 114544871 B CN114544871 B CN 114544871B CN 202210126501 A CN202210126501 A CN 202210126501A CN 114544871 B CN114544871 B CN 114544871B
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- 238000001514 detection method Methods 0.000 title claims abstract description 81
- 239000002341 toxic gas Substances 0.000 title claims abstract description 17
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 22
- 239000010959 steel Substances 0.000 claims abstract description 22
- 230000005540 biological transmission Effects 0.000 claims description 17
- 230000008878 coupling Effects 0.000 claims description 16
- 238000010168 coupling process Methods 0.000 claims description 16
- 238000005859 coupling reaction Methods 0.000 claims description 16
- 230000005611 electricity Effects 0.000 claims 2
- 238000004804 winding Methods 0.000 claims 2
- 238000000034 method Methods 0.000 abstract description 3
- 230000008569 process Effects 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 11
- 238000010276 construction Methods 0.000 description 5
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/0004—Gaseous mixtures, e.g. polluted air
- G01N33/0009—General constructional details of gas analysers, e.g. portable test equipment
- G01N33/0027—General constructional details of gas analysers, e.g. portable test equipment concerning the detector
- G01N33/0036—General constructional details of gas analysers, e.g. portable test equipment concerning the detector specially adapted to detect a particular component
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
- Y02A50/20—Air quality improvement or preservation, e.g. vehicle emission control or emission reduction by using catalytic converters
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- Combustion & Propulsion (AREA)
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- General Health & Medical Sciences (AREA)
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- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The invention discloses a low-level toxic gas detection device which comprises a bottom plate and a detection shell, wherein the top surface of the bottom plate is fixedly connected with two supports, the top ends of the two supports are transversely and rotatably connected with a shaft lever, the shaft lever is positioned on one side, away from each other, of the two supports and is fixedly connected with a rope releasing disc and a rope releasing disc respectively, the edge position of the top surface of the bottom plate is fixedly connected with a transverse plate, one end, away from the bottom plate, of the transverse plate is provided with two notches, two square tubes are respectively and slidably connected in the two notches, and one end, away from the transverse plate, of one square tube is fixedly connected with a rope guiding assembly. The invention is provided with the guide rope component and the transverse plate, the steel strand rope is supported and guided through the guide rope component, the horizontal position of the detection shell is changed, the square pipe can be adjusted to stretch and retract through the small motor in the transverse plate, the horizontal position of the guide rope component is further adjusted, the horizontal position of the detection shell can be adjusted, the condition that the side wall of the detection position is impacted in the process of lowering the detection shell is avoided, and the detection shell is prevented from being damaged.
Description
Technical Field
The invention relates to the technical field of gas detection equipment, in particular to a low-level toxic gas detection device.
Background
The gas detector is an instrument for detecting gas leakage concentration, and comprises: portable gas detector, hand-held gas detector, stationary gas detector, on-line gas detector, etc. The gas sensor is mainly used for detecting the gas types existing in the environment, the gas sensor is used for detecting the components and the content of the gas, toxic gas can appear in a channel in the existing underground construction operation, such as construction operation in a pipeline, in a mine, in a well and the like, so that the toxic gas needs to be detected before construction, whether construction can be carried out or not is determined, the existing detection equipment needs to be placed in the well, the existing detection equipment mainly carries out downward release through a steel rope, then detection data are transmitted back to a data terminal through a wireless signal transmission module, but sometimes the detection position is deeper, the signal loss is large, the transmission is carried out by using a wired signal, and the existing underground low-level detection equipment has the following defects when in use:
most of the existing detection equipment uses steel ropes for lowering, but underground construction environments are complex, such as mines and irregular side walls, the condition that the detection equipment collides with the side walls of detection positions when being lowered easily occurs, and the phenomenon that the equipment is damaged is very easy to cause.
For this purpose we propose a low-level toxic gas detection device to solve the above problems.
Disclosure of Invention
The invention aims to provide a low-level toxic gas detection device so as to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the low-level toxic gas detection device comprises a bottom plate and a detection shell, wherein the top surface of the bottom plate is fixedly connected with two brackets, the top ends of the two brackets are transversely and rotatably connected with a shaft lever, and the shaft lever is positioned on one side, away from each other, of the two brackets and is fixedly connected with a rope releasing disc and a wire releasing disc respectively;
The edge of the top surface of the bottom plate is fixedly connected with a transverse plate, one end of the transverse plate, far away from the bottom plate, is provided with two notches, two square tubes are respectively connected in the notches in a sliding manner, one end of each square tube, far away from the transverse plate, is fixedly connected with a guide rope assembly, and the other end of each square tube, far away from the transverse plate, is fixedly connected with a conduit;
The guide rope assembly comprises a fixed plate and a movable plate, wherein the fixed plate is fixedly connected to the end part of a square tube, the fixed plate is far away from the end part of the square tube and is fixedly connected with a sliding plate, a sliding slot opening is formed in one end of the movable plate, the sliding plate is slidably inserted into the sliding slot opening, a threaded hole is formed in the top surface of the sliding plate, a threaded through hole is vertically formed in the position, corresponding to the threaded hole, of the top surface of the movable plate, a fixing bolt is in threaded connection with the threaded through hole and the threaded hole, one side of the fixed plate is rotationally connected with a first guide rope wheel, one side of the movable plate is close to the first guide rope wheel and rotationally connected with a second guide rope wheel, two limiting sliding blocks are fixedly connected to two sides of one end of the sliding plate respectively, two limiting sliding grooves are formed in the end part of the inner side wall of the sliding slot opening, and the two limiting sliding blocks are respectively and slidably connected into the two limiting sliding grooves.
Preferably, the steel strand rope is wound on the rope releasing disc, one end of the steel strand rope is fixedly connected with the edge of the rope releasing disc, the other end of the steel strand rope penetrates through a space between the first rope guiding wheel and the second rope guiding wheel and is fixedly connected with the lifting hook, and the wheel groove of the first rope guiding wheel and the wheel groove of the second rope guiding wheel are both contacted with the side face of the steel strand rope.
Preferably, the top surface of the bottom plate is fixedly connected with the data receiving device, the data receiving device is fixedly connected with a cross rod, the free end of the cross rod is fixedly connected with a sleeve, the sleeve is rotationally sleeved at the end part of the shaft rod, the shaft rod is fixedly connected with a conductive block at one end in the sleeve, the inner side wall of the sleeve is close to the conductive block and fixedly connected with a conductive sheet, and the conductive sheet is in contact with the conductive block and is electrically connected with the conductive block.
Preferably, the wire is wound on the pay-off reel, one end of the wire passes through the pay-off reel and the inside of the shaft rod and is fixedly connected with the conductive block, a wire hole is formed in the wire guide tube, the other end of the wire passes through the wire hole and is fixedly connected with the terminal plug, the inside of the cross rod is fixedly connected with the short wire, one end of the short wire is fixedly connected with the data receiving device, the other end of the short wire is fixedly connected with the conductive sheet, the short wire is electrically connected with the data receiving device and the conductive sheet, and the wire is electrically connected with the conductive block and the terminal plug.
Preferably, the top surface of the detection shell is fixedly connected with a hanging ring, the hanging ring is hooked with the hanging ring, the detection shell is internally fixedly connected with detection equipment, a wireless transmission module and a wired transmission module, the side wall of the detection shell is fixedly connected with a terminal groove, a terminal plug is inserted into the terminal groove, and the terminal groove is electrically connected with the wired transmission module.
Preferably, the lateral wall of the detection shell is fixedly connected with a plurality of transverse struts, one end of the transverse struts, far away from the detection shell, is fixedly connected with a plurality of side arc plates respectively, the lateral wall of the side arc plates is fixedly embedded with a first contact sensor, the bottom surface of the detection shell is fixedly connected with a vertical strut, the bottom end of the vertical strut is fixedly connected with a bottom arc plate, and the bottom surface of the bottom arc plate is fixedly embedded with a second contact sensor.
Preferably, the top surface of the bottom plate is positioned on one side of one bracket and fixedly connected with the upright post, the top surface of the upright post is fixedly connected with the second motor bin, the second motor bin is internally fixedly connected with a gear motor, and the rotating shaft of the gear motor is fixedly connected with the end part of the shaft lever.
Preferably, a first motor bin is fixedly connected to one side of the transverse plate, a small motor is fixedly connected in the first motor bin, a rotating shaft of the small motor is located in the transverse plate and fixedly connected with a rotating rod, the rotating rod is located in two notch horizontal positions and fixedly connected with two driving bevel gears respectively, two lead screws are respectively connected in the notches in a rotating mode, two driven bevel gears are respectively fixedly connected to the positions, close to the rotating rod, of the lead screws, two driving bevel gears are respectively connected with two driven bevel gears in a meshed mode, one end of the square tube is located in the notch and fixedly connected with a threaded sleeve, and the lead screws are connected with the threaded sleeve in a meshed mode.
Preferably, the bottom plate is far away from the diaphragm one end rigid coupling heavy object board, the framework groove that falls is seted up to heavy object board top surface, place the heavy object frame in the framework groove that falls, bottom plate and heavy object board lateral wall rigid coupling a plurality of mounting hole boards.
Compared with the prior art, the invention has the beneficial effects that:
The invention is provided with the guide rope component and the transverse plate, the steel strand rope is supported and guided through the guide rope component, the horizontal position of the detection shell is changed, the square pipe can be adjusted to stretch and retract through the small motor in the transverse plate, the horizontal position of the guide rope component is further adjusted, the horizontal position of the detection shell can be adjusted, the condition that the side wall of the detection position is impacted in the process of lowering the detection shell is avoided, and the detection shell is prevented from being damaged.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic view of a guide rope assembly of the present invention in cross-section;
FIG. 3 is an enlarged schematic view of the structure of the bracket according to the present invention;
FIG. 4 is an enlarged schematic view of the structure of FIG. 3A according to the present invention;
FIG. 5 is a schematic view of the structure of the detection housing of the present invention;
FIG. 6 is a schematic view of a cross-sectional structure of a cross-plate according to the present invention.
In the figure: 1. a bottom plate; 2. a bracket; 3. a cross plate; 4. a guide rope assembly; 5. steel strand; 6. a wire; 7. a data receiving device; 8. a column; 9. a detection housing; 11. a weight plate; 12. a frame body falling groove; 13. a weight frame; 14. installing an orifice plate; 21. a shaft lever; 22. a rope reel is put; 23. a pay-off reel; 25. a conductive block; 31. a notch; 32. square tubes; 33. a conduit; 34. a wire guide; 35. a first motor compartment; 36. a small motor; 37. a rotating rod; 38. a drive bevel gear; 39. a driven bevel gear; 310. a screw rod; 311. a threaded sleeve; 41. a fixing plate; 42. a movable plate; 43. a slide plate; 44. a slide slot; 45. a threaded hole; 46. a threaded through hole; 47. a fixing bolt; 48. limiting sliding grooves; 49. a limit sliding block; 410. a first sheave; 411. a second sheave; 51. a lifting hook; 61. a terminal plug; 71. a cross bar; 72. a sleeve; 73. a conductive sheet; 74. a stub wire; 81. a second motor compartment; 82. a speed reducing motor; 91. a detection device; 92. a wireless transmission module; 93. a wired transmission module; 94. a terminal groove; 95. a transverse strut; 96. a side arc plate; 97. a first contact sensor; 98. a vertical strut; 99. a bottom arc plate; 910. a second contact sensor; 911. and (5) hanging rings.
Detailed Description
The following description of the embodiments of the present invention 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 invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Example 1:
Referring to fig. 1-6, the present invention provides a technical solution: the low-level toxic gas detection device comprises a bottom plate 1 and a detection shell 9, wherein the top surface of the bottom plate 1 is fixedly connected with two brackets 2, the top ends of the two brackets 2 are transversely and rotatably connected with a shaft lever 21, and the shaft lever 21 is positioned on one side, away from each other, of the two brackets 2 and is fixedly connected with a rope releasing disc 22 and a paying-off disc 23 respectively;
The edge of the top surface of the bottom plate 1 is fixedly connected with a transverse plate 3, one end of the transverse plate 3 far away from the bottom plate 1 is provided with two notches 31, two square tubes 32 are respectively and slidably connected with the two notches 31, one end of one square tube 32 far away from the transverse plate 3 is fixedly connected with a rope guide assembly 4, and the other end of the other square tube 32 far away from the transverse plate 3 is fixedly connected with a conduit 33;
The rope guide assembly 4 comprises a fixed plate 41 and a movable plate 42, wherein the fixed plate 41 is fixedly connected to the end part of the square tube 32, one end of the fixed plate 41, which is far away from the square tube 32, is fixedly connected with a sliding plate 43, one end of the movable plate 42, which is close to the fixed plate 41, is provided with a sliding slot 44, the sliding plate 43 is in sliding connection with the sliding slot 44, the top surface of the sliding plate 43 is provided with a threaded hole 45, the top surface of the movable plate 42 is vertically provided with a threaded through hole 46 corresponding to the position of the threaded hole 45, the threaded through hole 46 and the threaded hole 45 are internally connected with a fixed bolt 47 through threads, one side of the fixed plate 41 is rotationally connected with a first rope guide wheel 410, one side of the movable plate 42, which is close to the first rope guide wheel 410, is rotationally connected with a second rope guide wheel 411, two limiting sliding blocks 49 are fixedly connected to two sides of one end of the sliding plate 43, which is far away from the fixed plate 41, two limiting sliding grooves 48 are formed in the end portion of the inner side wall of the sliding groove opening 44, the two limiting sliding blocks 49 are respectively and slidably connected to the two limiting sliding grooves 48, the rope releasing disc 22 is used for placing the detection shell 9 into a tunnel, a pipeline or a well to be detected through rope releasing, the rope guiding assembly 4 is used for guiding the steel strand 5 during rope releasing, the horizontal position of the rope guiding assembly 4 can be adjusted through the square tube 32, the horizontal position of the detection shell 9 is adjusted, and the side wall of the impact detection position is released.
Example 2:
Referring to fig. 1-2, a steel strand 5 is wound on a rope releasing disc 22, one end of the steel strand 5 is fixedly connected with the edge of the rope releasing disc 22, and the other end of the steel strand 5 passes through between a first rope guiding wheel 410 and a second rope guiding wheel 411 and is fixedly connected with a lifting hook 51, and the wheel groove of the first rope guiding wheel 410 and the wheel groove of the second rope guiding wheel 411 are both contacted with the side surface of the steel strand 5.
Referring to fig. 1 and fig. 3-4, the top surface of the base plate 1 is fixedly connected with a data receiving device 7, a cross bar 71 is fixedly connected with the data receiving device 7, the free end of the cross bar 71 is fixedly connected with a sleeve 72, the sleeve 72 is rotatably sleeved at the end of the shaft rod 21, one end of the shaft rod 21 positioned in the sleeve 72 is fixedly connected with a conductive block 25, the inner side wall of the sleeve 72 is fixedly connected with a conductive sheet 73 near the conductive block 25, and the conductive sheet 73 is in contact with and electrically connected with the conductive block 25.
Referring to fig. 1 and 3-4, a wire 6 is wound on a wire reel 23, one end of the wire 6 passes through the wire reel 23 and the inside of the shaft rod 21 and is fixedly connected with a conductive block 25, a wire hole 34 is formed in a wire pipe 33, the other end of the wire 6 passes through the wire hole 34 and is fixedly connected with a terminal plug 61, a short wire 74 is fixedly connected inside a cross rod 71, one end of the short wire 74 is fixedly connected with a data receiving device 7, the other end of the short wire 74 is fixedly connected with a conductive sheet 73, the short wire 74 is electrically connected with the data receiving device 7 and the conductive sheet 73, the wire 6 is electrically connected with the conductive block 25 and the terminal plug 61, and a wired transmission module 93 inside the detection shell 9 is electrically connected with the data receiving device 7 through the short wire 74 and the wire 6.
Referring to fig. 1 and 5, a hanging ring 911 is fixedly connected to the top surface of the detection housing 9, a hanging hook 51 is hooked to the hanging ring 911, a detection device 91, a wireless transmission module 92 and a wired transmission module 93 are fixedly connected to the inside of the detection housing 9, a terminal slot 94 is fixedly connected to the side wall of the detection housing 9, a terminal plug 61 is inserted into the terminal slot 94, the terminal slot 94 is electrically connected to the wired transmission module 93, data transmission is performed through the wireless transmission module 92, and when a wireless signal is bad when the detection position is low, the wired transmission module 93 is used for data transmission.
Referring to fig. 5, the side wall of the detection housing 9 is fixedly connected with a plurality of cross struts 95, one end of the plurality of cross struts 95 away from the detection housing 9 is fixedly connected with a plurality of side arc plates 96 respectively, the side wall of the side arc plates 96 is fixedly embedded with a first contact sensor 97, the bottom surface of the detection housing 9 is fixedly connected with a vertical strut 98, the bottom end of the vertical strut 98 is fixedly connected with a bottom arc plate 99, the bottom surface of the bottom arc plate 99 is fixedly embedded with a second contact sensor 910, the first contact sensor 97 is used for controlling the small motor 36, and the second contact sensor 910 is used for controlling the speed reducing motor 82.
Referring to fig. 3, the top surface of the base plate 1 is located at one side of one of the brackets 2 and fixedly connected with a stand column 8, the top surface of the stand column 8 is fixedly connected with a second motor cabin 81, a gear motor 82 is fixedly connected in the second motor cabin 81, and the rotating shaft of the gear motor 82 is fixedly connected with the end part of the shaft rod 21.
Referring to fig. 6, a first motor bin 35 is fixedly connected to one side of the transverse plate 3, a small motor 36 is fixedly connected in the first motor bin 35, a rotating shaft of the small motor 36 is located in the transverse plate 3 and fixedly connected with a rotating rod 37, the rotating rod 37 is located at the horizontal position of two notches 31 and fixedly connected with two driving bevel gears 38 respectively, two lead screws 310 are respectively connected in rotation mode in the two notches 31, the positions of the lead screws 310 close to the rotating rod 37 are respectively fixedly connected with two driven bevel gears 39, the two driving bevel gears 38 are respectively connected with the two driven bevel gears 39 in a meshed mode, one end of each square tube 32 located in the notch 31 is fixedly connected with a threaded sleeve 311, the lead screws 310 are meshed with a threaded sleeve 311, the rotating rod 37 can be driven to rotate through the small motor 36, and then the two square tubes 32 are enabled to change the horizontal position, and then the horizontal position of the detection shell 9 is adjusted through adjusting the horizontal position of the steel ropes 5, so that the two driving bevel gears are prevented from touching the side walls of the detection positions.
Referring to fig. 1, a weight plate 11 is fixedly connected to one end of the bottom plate 1 far away from the transverse plate 3, a frame falling groove 12 is formed in the top surface of the weight plate 11, a weight frame 13 is placed in the frame falling groove 12, a plurality of mounting hole plates 14 are fixedly connected to the outer side walls of the bottom plate 1 and the weight plate 11, the bottom plate 1 is fixed by placing weights in the weight frame 13, and the bottom plate 1 can be fixed by the mounting hole plates 14 if necessary.
Example 3:
When the invention is used, firstly, the bottom plate 1 is fixed at the edge position of a detection position, the bottom plate 1 is fixed by placing a heavy object in the heavy object frame 13, if necessary, the bottom plate 1 can be fixed by installing the pore plate 14, then the fixing bolt 47 on the rope guiding component 4 is removed, the movable plate 42 is pulled to enlarge the distance between the first rope guiding wheel 410 and the second rope guiding wheel 411, the steel rope 5 is placed between the first rope guiding wheel 410 and the second rope guiding wheel 411, then the movable plate 42 is reset and the movable plate 42 is fixed by the fixing bolt 47, at the moment, the first rope guiding wheel 410 and the second rope guiding wheel 411 clamp the steel rope 5, then the detection shell 9 is connected by the lifting hook 51, then the speed reducing motor 82 is started to drive the rope releasing disc 22 to rotate, the detection shell 9 can be released downwards, when the first contact sensor 97 on the detection shell 9 contacts with the side wall of the detection position, the small motor 36 is started to drive the guide rope assembly 4 to horizontally move, so as to adjust the horizontal position of the steel strand 5, further adjust the horizontal position of the detection shell 9, prevent the detection shell 9 from directly colliding with the side wall of the detection part, stop the gear motor 82 when the second contact sensor 910 on the bottom surface of the detection shell 9 contacts the bottom surface of the detection part, and detect, when the detection part is deeper, the small motor 36 in the transverse plate 3 can adjust the square tube 32 to stretch out and draw back by only passing the terminal plug 61 at the end part of the wire 6 on the pay-off reel 23 through the wire hole 34 on the wire tube 33 and inserting the terminal plug 61 into the terminal slot 94 on the detection shell 9, and then adjust the horizontal position of guide rope subassembly 4, can adjust detection casing 9 horizontal position, avoid the condition of striking detection department lateral wall in detection casing 9 release in-process, avoid detecting casing 9 impaired.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a low level toxic gas detection device, includes bottom plate (1) and detects casing (9), its characterized in that:
the top surface of the bottom plate (1) is fixedly connected with two brackets (2), the top ends of the two brackets (2) are transversely connected with a shaft lever (21) in a rotating mode, and the shaft lever (21) is positioned on one side, away from each other, of the two brackets (2) and is fixedly connected with a rope releasing disc (22) and a paying-off disc (23) respectively;
The device is characterized in that a transverse plate (3) is fixedly connected to the edge of the top surface of the bottom plate (1), two notches (31) are formed in one end, far away from the bottom plate (1), of the transverse plate (3), two square tubes (32) are respectively and slidably connected to the notches (31), one end, far away from the transverse plate (3), of each square tube (32) is fixedly connected with a rope guide assembly (4), and the other end, far away from the transverse plate (3), of each square tube (32) is fixedly connected with a conduit guide (33);
The guide rope assembly (4) comprises a fixed plate (41) and a movable plate (42), wherein the fixed plate (41) is fixedly connected to the end part of the square tube (32), the fixed plate (41) is far away from one end of the square tube (32) and fixedly connected with a sliding plate (43), a sliding notch (44) is formed in one end, close to the fixed plate (41), of the movable plate (42), the sliding plate (43) is slidably inserted into the sliding notch (44), a threaded hole (45) is formed in the top surface of the sliding plate (43), a threaded through hole (46) is vertically formed in the top surface of the movable plate (42) corresponding to the position of the threaded hole (45), the threaded through hole (46) and the threaded hole (45) are internally connected with a fixing bolt (47) in a threaded manner, one side of the fixed plate (41) is rotationally connected with a first guide rope pulley (410), and one side, close to the movable plate (42) to the first guide rope pulley (410), is rotationally connected with a second guide rope pulley (411).
The detection device comprises a detection shell (9), a plurality of transverse supporting rods (95) fixedly connected to the side wall of the detection shell (9), a plurality of side arc plates (96) fixedly connected to one end, far away from the detection shell (9), of each transverse supporting rod (95), a first contact sensor (97) is fixedly embedded in the side wall of each side arc plate (96), a vertical supporting rod (98) is fixedly connected to the bottom surface of the detection shell (9), a bottom arc plate (99) is fixedly connected to the bottom end of each vertical supporting rod (98), and a second contact sensor (910) is fixedly embedded in the bottom surface of each bottom arc plate (99);
The top surface of the bottom plate (1) is positioned on one side of one support (2) and fixedly connected with the upright post (8), the top surface of the upright post (8) is fixedly connected with the second motor bin (81), a gear motor (82) is fixedly connected in the second motor bin (81), and the rotating shaft of the gear motor (82) is fixedly connected with the end part of the shaft lever (21).
2. The low-level toxic gas detecting device according to claim 1, wherein: winding steel twisted rope (5) on rope reel (22), rope reel (22) edge is put to steel twisted rope (5) one end rigid coupling, steel twisted rope (5) other end passes between first rope guide wheel (410) and second rope guide wheel (411) and rigid coupling lifting hook (51), first rope guide wheel (410) wheel groove department and second rope guide wheel (411) wheel groove department all contact steel twisted rope (5) side, two spacing slider (49) are fixed respectively to slide (43) one end both sides of keeping away from fixed plate (41), two spacing spouts (48) are seted up to spout mouth (44) inside wall tip, two spacing slider (49) are sliding connection respectively in two spacing spouts (48).
3. The low-level toxic gas detecting device according to claim 2, wherein: the utility model discloses a data receiving device, including bottom plate (1), data receiving device (7), rigid coupling horizontal pole (71) on data receiving device (7), horizontal pole (71) free end rigid coupling sleeve (72), sleeve (72) rotate and cup joint in axostylus axostyle (21) tip, axostylus axostyle (21) are located one end rigid coupling conducting block (25) in sleeve (72), sleeve (72) inside wall is close to conducting block (25) position rigid coupling conducting strip (73), conducting strip (73) contact and electric connection with conducting block (25).
4. A low-level toxic gas detecting device according to claim 3, wherein: winding wire (6) on pay-off reel (23), wire (6) wherein one end passes inside pay-off reel (23) and axostylus axostyle (21) and rigid coupling conducting strip (25), offer wire hole (34) in conduit (33), wire (6) other end passes wire hole (34) and rigid coupling terminal plug (61), inside rigid coupling stub wire (74) of horizontal pole (71), stub wire (74) one end rigid coupling data receiving equipment (7), other end rigid coupling conducting strip (73), stub wire (74) are connected with data receiving equipment (7) and conducting strip (73) electricity, conducting strip (25) and terminal plug (61) are connected to wire (6) electricity.
5. The low-level toxic gas detecting device according to claim 4, wherein: the detection device comprises a detection shell (9), wherein the top surface of the detection shell is fixedly connected with a hanging ring (911), a hanging hook (51) is hooked with the hanging ring (911), detection equipment (91), a wireless transmission module (92) and a wired transmission module (93) are fixedly connected inside the detection shell (9), a terminal groove (94) is fixedly connected on the side wall of the detection shell (9), a terminal plug (61) is inserted into the terminal groove (94), and the terminal groove (94) is electrically connected with the wired transmission module (93).
6. The low-level toxic gas detecting device according to claim 1, wherein: the utility model discloses a motor drive device, including horizontal board (3), small-size motor (36), rotary rod (37), driving bevel gear (38), lead screw (310) are connected in rotation in notch (31), lead screw (310) are close to rotary rod (37) position and fixedly connected two driven bevel gears (39), two driving bevel gear (38) are connected in the meshing respectively, square pipe (32) are located notch (31) one end rigid coupling screw sleeve (311), lead screw (310) meshing is connected screw sleeve (311).
7. The low-level toxic gas detecting device according to claim 1, wherein: the bottom plate (1) is far away from diaphragm (3) one end rigid coupling heavy object board (11), framework fall groove (12) are seted up to heavy object board (11) top surface, place heavy object frame (13) in framework fall groove (12), a plurality of mounting orifice plates (14) of bottom plate (1) and heavy object board (11) lateral wall rigid coupling.
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