CN216411230U

CN216411230U - Hydrogen concentration measuring instrument

Info

Publication number: CN216411230U
Application number: CN202122984428.2U
Authority: CN
Inventors: 黄卓楠
Original assignee: Baoji University of Arts and Sciences
Current assignee: Baoji University of Arts and Sciences
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-04-29
Anticipated expiration: 2031-11-30

Abstract

The utility model relates to the technical field of hydrogen measurement, in particular to a hydrogen concentration measuring instrument which comprises an outer shell, wherein a display screen is fixedly arranged in the middle of the front surface of the outer shell, and a buzzer is fixedly arranged in the middle of the left surface of the outer shell. And the circular sliding block can be restored to the original position in a magnetic fixing mode after being used, so that the permeability of the identification through hole is ensured, in addition, the shock of the recognizer during production can be relieved by the two groups of buffer springs which are symmetrically distributed through the arranged buffer components, and then reduce the wearing and tearing of the inside spare part of recognizer, increase life, solved the long-time vibrations of recognizer and damaged and then influence the problem of workshop safety.

Description

Hydrogen concentration measuring instrument

Technical Field

The utility model relates to the technical field of hydrogen measurement, in particular to a hydrogen concentration measuring instrument.

Background

The hydrogen measuring instrument has a powerful sound-light alarm function, can timely remind measuring personnel of hydrogen concentration values, has an oversized screen display, is simple to use, is provided with an intelligent sensor, is a intrinsically safe device capable of continuously detecting toxic gas concentration, and is suitable for requirements of explosion-proof places.

When current fixed hydrogen concentration measuring apparatu is installing on production facility, along with production facility's constantly vibrations, the wearing and tearing constantly take place for the inside spare part of hydrogen measuring apparatu, influence the life of hydrogen measuring apparatu, may cause the damage even, in addition, use the back dust for a long time and accumulate in the probe through-hole department of measuring apparatu easily, the insensitivity's of hydrogen discernment condition can appear, influence production safety, consequently need a hydrogen concentration measuring apparatu to make the improvement to above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a hydrogen concentration measuring instrument, which solves the above problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a hydrogen concentration measuring apparatu, includes the shell body, the middle part fixed mounting of shell body front surface has the display screen, the middle part fixed mounting of shell body left surface has bee calling organ, the middle part fixed mounting of shell body lower surface has measuring probe, the discernment through-hole that prolongs central axis array distribution is seted up to the bottom of measuring probe surface, be provided with the clearance subassembly on measuring probe's the surface, the middle part fixed mounting of shell body rear surface has the extension piece, the rear surface of extension piece is provided with the buffering subassembly.

Preferably, the cleaning assembly comprises a first circular ring magnetic block, the first circular ring magnetic block is fixedly mounted in the middle of the outer surface of the measuring probe, and a circular sliding block slidably mounted on the measuring probe is arranged below the first circular ring magnetic block.

Preferably, a second circular ring magnetic block is fixedly installed inside the circular sliding block and is coaxially arranged with the circular sliding block, and opposite surfaces of the second circular ring magnetic block and the first circular ring magnetic block are opposite in polarity.

Preferably, the lower surface fixed mounting of circular sliding block has the L shape clearance pole of following the central axis array and distributing, L shape clearance pole and discernment through-hole clearance fit.

Preferably, the buffering subassembly includes two sets of smooth chambeies, and is two sets of smooth chamber symmetric distribution is at the left and right sides both ends of extension piece rear surface, every group equal slidable mounting has a set of spacing slider in the inner wall of extension piece.

Preferably, the middle parts of the upper and lower outer surfaces of the limiting slide block are fixedly provided with two groups of buffer springs which are symmetrically distributed, and the other ends of the two groups of buffer springs are respectively fixed with the upper and lower inner walls of the sliding cavity.

Preferably, the rear surface of the limiting sliding block is fixedly provided with a connecting block, the rear surface of the connecting block is fixedly provided with an abutting block, and the abutting block and the connecting block are integrally formed.

Preferably, four groups of fixing holes are symmetrically distributed at the left end and the right end of the rear surface of the butt joint block, and the butt joint block is fixedly butted with external equipment through the four groups of fixing holes.

Preferably, the right side of the buzzer is provided with a positioner fixedly mounted on the front surface of the shell, and the positioner is electrically connected with the buzzer.

Preferably, a circular access cover is screwed to the top of the outer case.

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

1. according to the utility model, through the arranged cleaning assembly, the inside of the identification through hole can be cleaned through the sliding circular sliding block after the measuring instrument is used for a long time, the problem that the detection of the identification probe is influenced due to the blockage of dust in the identification through hole is solved, and the circular sliding block can be restored to the original position in a magnetic fixing mode after being used, so that the permeability of the identification through hole is ensured.

2. According to the utility model, through the arrangement of the buffer assembly, the vibration of the recognizer during production fixed on production equipment can be slowed down through the two groups of buffer springs which are symmetrically distributed, so that the abrasion of parts in the recognizer is reduced, the service life is prolonged, and the problem that the safety of a production workshop is influenced due to the long-time vibration damage of the recognizer is solved.

Drawings

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

FIG. 2 is a rear view of the present invention;

FIG. 3 is a schematic illustration of a disassembled structure of the measurement probe of FIG. 1 according to the present invention;

FIG. 4 is a schematic diagram of a split structure of the extension block and the buffer assembly in FIG. 2 according to the present invention.

In the figure: 1. an outer housing; 2. an access cover; 3. a display screen; 4. a positioner; 5. a buzzer; 6. a measuring probe; 7. cleaning the assembly; 8. identifying a through hole; 9. a buffer assembly; 10. an extension block; 71. a first circular ring magnetic block; 72. a circular slider; 73. a second circular ring magnetic block; 74. an L-shaped cleaning rod; 91. a butt joint block; 92. a fixing hole; 93. a slide chamber; 94. a limiting slide block; 95. a buffer spring; 96. and (4) connecting the blocks.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.

To facilitate an understanding of the utility model, the utility model will now be described more fully with reference to the accompanying drawings. Several embodiments of the utility model are presented in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1-4, the present invention provides a hydrogen concentration measuring instrument, comprising:

the utility model provides a hydrogen concentration measuring apparatu, including shell body 1, the middle part fixed mounting of 1 front surface of shell body has display screen 3, the middle part fixed mounting of 1 left surface of shell body has bee calling organ 5, the middle part fixed mounting of 1 lower surface of shell body has measuring probe 6, the bottom of 6 surfaces of measuring probe sets up the discernment through-hole 8 that prolongs its central axis array and distribute, be provided with clearance subassembly 7 on measuring probe 6's the surface, the middle part fixed mounting of 1 rear surface of shell body has extension piece 10, the rear surface of extension piece 10 is provided with buffering subassembly 9, the vibrations that the buffering caliber of being convenient for received, increase life.

In this embodiment, referring to fig. 1 and 3, the cleaning assembly 7 includes a first circular magnetic block 71, the first circular magnetic block 71 is fixedly installed in the middle of the outer surface of the measuring probe 6, a circular sliding block 72 slidably installed on the measuring probe 6 is disposed below the first circular magnetic block 71, a second circular magnetic block 73 coaxially installed inside the circular sliding block 72 is fixedly installed inside the circular sliding block 72, opposite surfaces of the second circular magnetic block 73 and the first circular magnetic block 71 are opposite in polarity, when the identifier is used for a long time, the circular sliding block 72 slides downwards, while sliding, the L-shaped cleaning rod 74 slides in the inner wall of the identification through hole 8 to remove accumulated dust, and after the cleaning, the circular sliding block 72 slides upwards, and at this time, the circular sliding block 72 is fixed by a magnetic force between the second circular magnetic block 73 and the first circular magnetic block 71.

In this embodiment, referring to fig. 3, the lower surface of the circular sliding block 72 is fixedly installed with L-shaped cleaning rods 74 distributed along the central axis of the circular sliding block in an array, and the L-shaped cleaning rods 74 are in clearance fit with the identification through holes 8, so as to clean dust in time.

In this embodiment, referring to fig. 2 and 4, the buffering assembly 9 includes two sets of sliding cavities 93, the two sets of sliding cavities 93 are symmetrically distributed at the left and right ends of the rear surface of the extending block 10, and a set of limiting sliding blocks 94 is slidably mounted in the inner wall of each set of extending block 10, so as to facilitate sliding and buffering vibration.

In this embodiment, referring to fig. 2 and 4, two sets of buffer springs 95 are symmetrically mounted at the middle of the upper and lower outer surfaces of the limiting slider 94, the other ends of the two sets of buffer springs 95 are respectively fixed to the upper and lower inner walls of the sliding cavity 93, a connecting block 96 is fixedly mounted on the rear surface of the limiting slider 94, a butt-joint block 91 is fixedly mounted on the rear surface of the connecting block 96, the butt-joint block 91 and the connecting block 96 are integrally formed, four groups of fixing holes 92 are symmetrically distributed at the left end and the right end of the rear surface of the butt-joint block 91, the docking block 91 is fixed to an external device through four sets of fixing holes 92, and when the recognizer is vibrated, at this time, the butting block 91 and the connecting block 96 vibrate up and down, at this time, the buffer spring 95 can buffer the acting force of the up-and-down vibration, further reducing the vibrations of extension piece 10 and shell body 1, protecting the inside spare part of recognizer, avoiding wearing and tearing more to influence life.

In this embodiment, please refer to fig. 1, the right side of buzzer 5 is provided with locator 4 of fixed mounting on the front surface of outer casing 1, locator 4 and buzzer 5 electric connection, the top threaded fixing of outer casing 1 has round access cover 2, the hydrogen content in the air is discerned through discernment through-hole 8 to the recognizer, when hydrogen content exceeds standard, buzzer 5 just is put through with locator 4's power, buzzer 5 sends out near personnel of alarm notice this moment, and locator 4 will fix a position the demonstration on the remote display terminal, in time remind the maintenance personal.

The working principle of the utility model is as follows: the recognizer recognizes the hydrogen content in the air through the recognition through hole 8, when the hydrogen content exceeds the standard, the power supply of the buzzer 5 and the positioner 4 is connected, at the moment, the buzzer 5 gives an alarm to inform nearby people, the positioner 4 displays the positioning on the remote display terminal to remind maintenance personnel in time, after the recognizer is used for a long time, the circular sliding block 72 slides downwards, the L-shaped cleaning rod 74 slides in the inner wall of the recognition through hole 8 while sliding to remove accumulated dust, the circular sliding block 72 slides upwards after the cleaning is completed, at the moment, the circular sliding block 72 is fixed through the magnetic force between the second circular ring magnetic block 73 and the first circular ring magnetic block 71, when the recognizer is vibrated, the butt joint block 91 and the connection block 96 vibrate up and down, at the moment, the buffer spring 95 can buffer the acting force of the up and down vibration, so as to reduce the vibration of the extension block 10 and the outer shell 1, the internal parts of the recognizer are protected, and the design is more humanized.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A hydrogen concentration measuring instrument includes an outer case (1), characterized in that: the utility model discloses a solar water heater, including shell body (1), middle part fixed mounting of surface has display screen (3) before the shell body (1), the middle part fixed mounting of shell body (1) left surface has bee calling organ (5), the middle part fixed mounting of shell body (1) lower surface has measuring probe (6), the bottom of measuring probe (6) surface is seted up and is prolonged the discernment through-hole (8) that its central axis array distributes, be provided with clearance subassembly (7) on the surface of measuring probe (6), the middle part fixed mounting of shell body (1) rear surface has extension piece (10), the rear surface of extension piece (10) is provided with buffering subassembly (9).

2. A hydrogen concentration measuring instrument according to claim 1, wherein: the cleaning assembly (7) comprises a first circular ring magnetic block (71), the first circular ring magnetic block (71) is fixedly installed in the middle of the outer surface of the measuring probe (6), and a circular sliding block (72) which is installed on the measuring probe (6) in a sliding mode is arranged below the first circular ring magnetic block (71).

3. A hydrogen concentration measuring instrument according to claim 2, wherein: and a second circular ring magnetic block (73) which is coaxial with the circular sliding block (72) is fixedly arranged in the circular sliding block (72), and opposite surfaces of the second circular ring magnetic block (73) and the first circular ring magnetic block (71) are opposite in polarity.

4. A hydrogen concentration measuring instrument according to claim 2, wherein: the lower surface fixed mounting of circular sliding block (72) has L shape clearance pole (74) of following the central axis array and distributing, L shape clearance pole (74) and discernment through-hole (8) clearance fit.

5. A hydrogen concentration measuring instrument according to claim 1, wherein: buffer unit (9) are including two sets of smooth chamber (93), and are two sets of smooth chamber (93) symmetric distribution is in the both ends of controlling of extension piece (10) rear surface, every group equal slidable mounting has a set of spacing slider (94) in the inner wall of extension piece (10).

6. A hydrogen concentration measuring instrument according to claim 5, wherein: the middle parts of the upper outer surface and the lower outer surface of the limiting sliding block (94) are fixedly provided with two groups of buffer springs (95) which are symmetrically distributed, and the other ends of the two groups of buffer springs (95) are respectively fixed with the upper inner wall and the lower inner wall of the sliding cavity (93).

7. A hydrogen concentration measuring instrument according to claim 5, wherein: the rear surface fixed mounting of spacing slider (94) has connecting block (96), the rear surface fixed mounting of connecting block (96) has butt joint piece (91), butt joint piece (91) and connecting block (96) integrated into one piece.

8. A hydrogen concentration measuring instrument according to claim 7, wherein: four groups of fixing holes (92) are symmetrically distributed at the left end and the right end of the rear surface of the butt joint block (91), and the butt joint block (91) is fixedly butted with external equipment through the four groups of fixing holes (92).

9. A hydrogen concentration measuring instrument according to claim 1, wherein: the right side of buzzer (5) is provided with locator (4) of fixed mounting on shell body (1) front surface, locator (4) and buzzer (5) electric connection.

10. A hydrogen concentration measuring instrument according to claim 1, wherein: and a circular access cover (2) is fixed on the top of the outer shell (1) through threads.