CN210347607U - Portable voice type gas detector - Google Patents
Portable voice type gas detector Download PDFInfo
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- CN210347607U CN210347607U CN201921303460.6U CN201921303460U CN210347607U CN 210347607 U CN210347607 U CN 210347607U CN 201921303460 U CN201921303460 U CN 201921303460U CN 210347607 U CN210347607 U CN 210347607U
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Abstract
The utility model discloses a portable voice type gas detector, including the gas detector body, the gas detector body includes the casing, one side of casing is equipped with three button, and one side top of casing is equipped with the alarm indicator transparent window, and the gas response hole that is located three button below is seted up to one side of casing, the cavity has been seted up on the casing, and cavity and gas response hole intercommunication are mutually equipped with two semicircle boards in the cavity, and two semicircle boards constitute a complete plectane, and complete plectane and gas response hole cooperate, the top inner wall slidable mounting of semicircle board and cavity, the bottom fixedly connected with carriage release lever of semicircle board, has seted up the mounting groove on the bottom inner wall of cavity. The utility model relates to a rationally, convenient operation is convenient for shelter from gas induction hole, avoids gas to feel the hole and exposes for a long time and is covered with the sensitivity that the dust influences the response outside, satisfies the user demand, is favorable to the use.
Description
Technical Field
The utility model relates to a gas detector technical field especially relates to a portable pronunciation type gas detector.
Background
A portable voice type gas detector is a safe device capable of continuously detecting the concentration of leaked gas, adopts advanced integrated circuit technology, is controlled by an embedded microcomputer, has excellent sensitivity and repeatability, uses a dot matrix type LCD display to support Chinese and English interfaces and Chinese and English voice prompts, adopts high-strength engineering plastics as a shell, has good shock resistance and high strength, is provided with a gas induction hole matched with the gas sensor at one side, and the gas sensor induces the leaked gas through the gas induction hole, however, the gas sensing holes on the existing portable voice type gas detector are exposed outside for a long time and are easy to be full of dust, and the sensing holes are easy to be blocked after long-time accumulation, further, the sensitivity of the gas sensor is reduced, and the use requirement cannot be met, so a portable voice type gas detector is provided for solving the problem.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a portable voice type gas detector.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a portable voice type gas detector comprises a gas detector body, wherein the gas detector body comprises a shell, one side of the shell is provided with three keys, the top of one side of the shell is provided with an alarm indicator transparent window, one side of the shell is provided with a gas induction hole positioned below the three keys, the shell is provided with a cavity, the cavity is communicated with the gas induction hole, two semicircular plates are arranged in the cavity, the two semicircular plates form a complete circular plate, the complete circular plate is matched with the gas induction hole, the semicircular plates are slidably mounted with the inner wall of the top of the cavity, the bottom of each semicircular plate is fixedly connected with a moving rod, the inner wall of the bottom of the cavity is provided with a mounting groove, the inner walls of two sides of the mounting groove are fixedly connected with a same positioning rod, the bottom end of the moving rod extends into the mounting groove, one, a plurality of extension springs are fixedly connected between one side of one of the two moving rods and the inner wall of one side of the mounting groove, a connecting block is fixedly mounted on the inner wall of the top of one of the two square holes, a first groove is formed in the top of the positioning rod, the bottom of the connecting block extends into the first groove, the connecting block is connected with the first groove in a sliding manner, a rack is fixedly connected to one side of the connecting block, which is close to one moving rod, the bottom of the rack is slidably mounted with the inner wall of the bottom of the first groove, a pin shaft positioned between the two moving rods is rotatably mounted on the inner wall of one side of the mounting groove, a gear is fixedly sleeved on the pin shaft, the bottom of the gear extends into the first groove and is meshed with the rack, a pull rope is wound on the pin shaft and is fixed, one end of the pull rope is fixedly connected with one side of one moving rod, which, the top in close contact with of gear has the arc rubber pad, and the top of arc rubber pad bonds and has the montant, fixedly connected with T shape pole on one side inner wall of mounting groove, and the montant slip cap is established on T shape pole, and the first spring of fixedly connected with between the top inner wall of T shape pole and the top of montant, first spring movable sleeve establish on T shape pole, and one side fixed mounting of montant has T shape pull rod, and one side of T shape pull rod extends to outside the casing.
Preferably, a bearing is welded on the inner wall of one side of the mounting groove, and an inner ring of the bearing is fixedly sleeved with the outer side of the pin shaft.
Preferably, a round hole is formed in the inner wall of the other side of the mounting groove, and the side wall of the round hole is in movable contact with the outer side of the pin shaft.
Preferably, a rectangular hole is formed in the inner wall of the other side of the mounting groove, and the inner walls of the two sides of the rectangular hole are respectively in sliding connection with the two sides of the T-shaped pull rod.
Preferably, the side wall of the other square hole is in sliding connection with the outer side of the positioning rod.
Preferably, a first sliding groove is formed in the inner wall of the bottom of the first groove, a first sliding block is fixedly connected to the bottom of the rack, and the first sliding block is connected with the first sliding groove in a sliding mode.
Preferably, two second sliding grooves are formed in the inner wall of the top of the cavity, second sliding blocks are welded to the top of the semicircular plate and are in sliding connection with the corresponding second sliding grooves.
Compared with the prior art, the beneficial effects of the utility model are that:
through the shell, the gas sensing hole, the cavity, the semi-circular plates, the mounting groove, the positioning rod, the stretching spring, the movable rod, the square hole, the first groove, the connecting block, the rack, the first spring, the gear, the stay cord, the arc-shaped rubber pad, the vertical rod is matched with the T-shaped rod, when the shielded gas sensing hole needs to be exposed, the T-shaped pull rod is pushed upwards, the T-shaped pull rod drives the vertical rod to move upwards and compress the first spring, the vertical rod drives the arc-shaped rubber pad to move upwards and separate from the gear, at the moment, the elasticity of the stretching spring drives the corresponding movable rod to move in position, one movable rod drives the pin shaft to rotate in reverse direction through the stay cord while moving, the pin shaft drives the rack to move in position through the gear while rotating, the rack drives the other movable rod to move in position through the connecting block, the two movable rods move in the direction away from each other, the gas sensing hole is gradually exposed, the T-shaped pull rod is loosened, the elastic force of the first spring drives the arc-shaped rubber pad to squeeze the gear through the vertical rod, the gear is further limited to rotate, when the gas sensing hole needs to be shielded, the T-shaped pull rod is pushed upwards again, the arc-shaped rubber pad is separated from the gear, then the knob is rotated forwards, the knob drives the pin shaft to wind the pull rope, the pull rope drives the corresponding one of the movable rods to move and stretch the stretching spring, the pin shaft drives the rack to move through the gear, the rack drives the other movable rod to move through the connecting block, the two movable rods are close to each other and respectively drive the corresponding semicircular plates to move, when one sides of the two semicircular plates close to each other are contacted, the gas sensing hole is shielded, the knob stops rotating, the T-shaped pull rod is loosened, and the arc-shaped rubber pad moves downwards to squeeze the gear, thereby causing the semicircular plate to be fixed.
The utility model relates to a rationally, convenient operation is convenient for shelter from gas induction hole, avoids gas to feel the hole and exposes for a long time and is covered with the sensitivity that the dust influences the response outside, satisfies the user demand, is favorable to the use.
Drawings
Fig. 1 is a schematic structural view of a portable voice type gas detector according to the present invention, in which the gas sensing hole is not blocked;
FIG. 2 is a schematic structural view showing a gas sensing hole of the portable voice-type gas detector according to the present invention being blocked;
FIG. 3 is a schematic diagram of a cross-sectional structure of a portable voice-type gas detector according to the present invention, in which a gas sensing hole is blocked;
fig. 4 is a schematic structural diagram of a portion a of a portable voice-type gas detector according to the present invention.
In the figure: the gas sensor comprises a shell 1, a gas sensing hole 2, a cavity 3, a semicircular plate 4, a mounting groove 5, a positioning rod 6, an extension spring 7, a moving rod 8, a square hole 9, a first groove 10, a connecting block 11, a rack 12, a first spring 13, a gear 14, a pull rope 15, an arc-shaped rubber pad 16, a vertical rod 17 and a T-shaped rod 18.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, a portable voice type gas detector comprises a gas detector body, the gas detector body comprises a casing 1, three keys are arranged on one side of the casing 1, an alarm indicator transparent window is arranged on the top of one side of the casing 1, a gas induction hole 2 positioned below the three keys is arranged on one side of the casing 1, a cavity 3 is arranged on the casing 1, the cavity 3 is communicated with the gas induction hole 2, two semicircular plates 4 are arranged in the cavity 3, the two semicircular plates 4 form a complete circular plate, the complete circular plate is matched with the gas induction hole 2, the semicircular plates 4 are slidably mounted with the inner wall of the top of the cavity 3, a moving rod 8 is fixedly connected with the bottom of the semicircular plates 4, a mounting groove 5 is arranged on the inner wall of the bottom of the cavity 3, a same positioning rod 6 is fixedly connected between the inner walls of two sides of the mounting groove, one side of a moving rod 8 is provided with a square hole 9, a positioning rod 6 is positioned in the two square holes 9, a plurality of extension springs 7 are fixedly connected between one side of one moving rod 8 of the two moving rods 8 and one side inner wall of a mounting groove 5, a connecting block 11 is fixedly arranged on the top inner wall of one square hole 9 of the two square holes 9, a first groove 10 is arranged at the top of the positioning rod 6, the bottom of the connecting block 11 extends into the first groove 10, the connecting block 11 is in sliding connection with the first groove 10, one side of the connecting block 11 close to one moving rod 8 is fixedly connected with a rack 12, the bottom of the rack 12 is in sliding installation with the bottom inner wall of the first groove 10, a pin shaft positioned between the two moving rods 8 is rotatably arranged on one side inner wall of the mounting groove 5, a gear 14 is fixedly sleeved on the pin shaft, the bottom of the gear 14 extends into the first groove 10 and is meshed with the rack 12, a pull, one end of a pull rope 15 is fixedly connected with one side of one moving rod 8 close to the other moving rod 8, one end of a pin shaft extends out of the shell 1 and is fixedly provided with a knob, the top of the gear 14 is in close contact with an arc-shaped rubber pad 16, a vertical rod 17 is bonded on the top of the arc-shaped rubber pad 16, a T-shaped rod 18 is fixedly connected on the inner wall of one side of the mounting groove 5, the vertical rod 17 is sleeved on the T-shaped rod 18 in a sliding manner, a first spring 13 is fixedly connected between the inner wall of the top of the T-shaped rod 18 and the top end of the vertical rod 17, the first spring 13 is movably sleeved on the T-shaped rod 18, a T-shaped pull rod is fixedly mounted on one side of the vertical rod 17, one side of the T-shaped pull rod extends out of the shell 1, the utility model has reasonable design and convenient operation, is convenient for shielding the gas sensing hole, is beneficial to use.
In the utility model, a bearing is welded on the inner wall of one side of the mounting groove 5, the inner ring of the bearing is fixedly sleeved with the outer side of the pin shaft, a round hole is arranged on the inner wall of the other side of the mounting groove 5, the side wall of the round hole is movably contacted with the outer side of the pin shaft, a rectangular hole is arranged on the inner wall of the other side of the mounting groove 5, the inner walls of the two sides of the rectangular hole are respectively in sliding connection with the two sides of the T-shaped pull rod, the side wall of the other square hole 9 is in sliding connection with the outer side of the positioning rod 6, a first sliding groove is arranged on the inner wall of the bottom of the first groove 10, a first sliding block is fixedly connected with the bottom of the rack 12, the first sliding block is in sliding connection with the first sliding groove, two second sliding grooves are arranged on the inner wall of the top of the cavity 3, a second sliding block is, avoid the gas to feel hole 2 and expose for a long time and be covered with the sensitivity that the dust influences the response outside, satisfy the user demand, be favorable to using.
The working principle is as follows: when the gas induction hole 2 needs to be exposed in use, the T-shaped pull rod is pushed upwards, the T-shaped pull rod drives the vertical rod 17 to move upwards, the vertical rod 17 compresses the first spring 13 while moving upwards, meanwhile, the vertical rod 17 drives the arc-shaped rubber pad 16 to move upwards and separate from the gear 14, and further the limitation on the gear 14 is removed, at the moment, the elasticity of the extension spring 7 drives the corresponding one of the moving rods 8 to move, one of the moving rods 8 pulls the pull rope 15 while moving, the pull rope 15 drives the pin shaft to rotate in the opposite direction while moving, the pin shaft drives the gear 14 to rotate while rotating, as the gear 14 is meshed with the rack 12, the gear 14 rotates to drive the rack 12 to move, the rack 12 drives the connecting block 11 to move while moving, the connecting block 11 drives the other moving rod 8 to move, and the two moving rods 8 move in the directions away from each other, the moving rod 8 moves and simultaneously drives the corresponding semi-circular plates 4 to move, the two semi-circular plates 4 are far away from each other, so that the gas sensing hole 2 is gradually exposed, then the T-shaped pull rod is loosened, the first spring 13 in a compressed state is reset at the moment, the elastic force of the first spring 13 drives the vertical rod 17 to move downwards, the vertical rod 17 drives the arc-shaped rubber pad 16 to squeeze the gear 14 tightly, further the gear 14 is limited to rotate, when the gas sensing hole 2 needs to be shielded, the T-shaped pull rod is pushed upwards again, the arc-shaped rubber pad 16 is separated from the gear 14, then the knob is rotated forwards, the knob drives the pin shaft to rotate, the pull rope 15 is wound when the pin shaft rotates, the pull rope 15 drives the corresponding moving rod 8 to move, the moving rod 8 moves while stretching the stretching spring 7, the pin shaft drives the gear 14 to rotate, the gear 14 rotates to drive the rack 12 to move, rack 12 passes through connecting block 11 and drives another carriage release lever 8 and removes, two carriage release levers 8 are close to each other and drive the 4 position movements of corresponding semicircle board respectively, when one side that two semicircle boards 4 are close to each other contacts, make gaseous response hole 2 sheltered from, the stall knob, not hard up T shape pull rod immediately afterwards, make arc rubber pad 16 lapse, gear 14 is crowded tightly to the downstream, reach restriction gear 14 and rotate, and then make semicircle board 4 fixed, make to be convenient for shelter from gaseous response hole 2, avoid gaseous body to feel hole 2 and expose for a long time and be covered with the sensitivity that the dust influences the response outside.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. A portable voice type gas detector comprises a gas detector body, wherein the gas detector body comprises a shell (1), three keys are arranged on one side of the shell (1), an alarm indicator transparent window is arranged at the top of one side of the shell (1), and a gas induction hole (2) positioned below the three keys is formed in one side of the shell (1), the portable voice type gas detector is characterized in that a cavity (3) is formed in the shell (1), the cavity (3) is communicated with the gas induction hole (2), two semicircular plates (4) are arranged in the cavity (3), each semicircular plate (4) forms a complete circular plate, the complete circular plates are matched with the gas induction hole (2), the semicircular plates (4) are slidably mounted on the inner wall of the top of the cavity (3), a moving rod (8) is fixedly connected to the bottom of each semicircular plate (4), and a mounting groove (5) is formed in the inner wall of the bottom of the cavity (, one positioning rod (6) is fixedly connected between the inner walls of the two sides of the mounting groove (5), the bottom end of the moving rod (8) extends into the mounting groove (5), one side of the moving rod (8) is provided with a square hole (9), the positioning rod (6) is positioned in the two square holes (9), a plurality of extension springs (7) are fixedly connected between one side of one moving rod (8) of the two moving rods (8) and the inner wall of one side of the mounting groove (5), a connecting block (11) is fixedly installed on the inner wall of the top of one square hole (9) of the two square holes (9), the top of the positioning rod (6) is provided with a first groove (10), the bottom of the connecting block (11) extends into the first groove (10), the connecting block (11) is slidably connected with the first groove (10), one side of the connecting block (11) close to one moving rod (8) is fixedly connected with a rack (12), the bottom of the rack (12) is slidably installed with the inner wall of the bottom of, a pin shaft positioned between the two moving rods (8) is rotatably arranged on the inner wall of one side of the mounting groove (5), a gear (14) is fixedly sleeved on the pin shaft, the bottom of the gear (14) extends into the first groove (10) and is meshed with the rack (12), a pull rope (15) is wound and fixed on the pin shaft, one end of the pull rope (15) is fixedly connected with one side of one moving rod (8) close to the other moving rod (8), one end of the pin shaft extends out of the shell (1) and is fixedly provided with a knob, the top of the gear (14) is tightly contacted with an arc-shaped rubber pad (16), the top of the arc-shaped rubber pad (16) is bonded with a vertical rod (17), a T-shaped rod (18) is fixedly connected on the inner wall of one side of the mounting groove (5), the vertical rod (17) is slidably sleeved on the T-shaped rod (18), a first spring (13) is fixedly connected between the inner wall of the top of the, the first spring (13) is movably sleeved on the T-shaped rod (18), a T-shaped pull rod is fixedly installed on one side of the vertical rod (17), and one side of the T-shaped pull rod extends out of the shell (1).
2. The portable voice-type gas detector according to claim 1, wherein a bearing is welded on the inner wall of one side of the mounting groove (5), and the inner ring of the bearing is fixedly sleeved with the outer side of the pin shaft.
3. The portable voice-type gas detector according to claim 1, wherein a circular hole is formed in the inner wall of the other side of the mounting groove (5), and the side wall of the circular hole is in movable contact with the outer side of the pin shaft.
4. The portable voice-type gas detector according to claim 1, wherein a rectangular hole is formed in the inner wall of the other side of the mounting groove (5), and the inner walls of the two sides of the rectangular hole are respectively connected with the two sides of the T-shaped pull rod in a sliding manner.
5. A portable speech-type gas detector according to claim 1, characterised in that the side wall of the other square hole (9) is slidably connected to the outside of the positioning rod (6).
6. The portable voice-type gas detector according to claim 1, wherein a first sliding groove is formed in the inner wall of the bottom of the first groove (10), and a first sliding block is fixedly connected to the bottom of the rack (12) and slidably connected to the first sliding groove.
7. The portable voice-type gas detector according to claim 1, wherein two second sliding grooves are formed in the inner wall of the top of the cavity (3), and a second sliding block is welded to the top of the semicircular plate (4) and is in sliding connection with the corresponding second sliding grooves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921303460.6U CN210347607U (en) | 2019-08-01 | 2019-08-01 | Portable voice type gas detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921303460.6U CN210347607U (en) | 2019-08-01 | 2019-08-01 | Portable voice type gas detector |
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| Publication Number | Publication Date |
|---|---|
| CN210347607U true CN210347607U (en) | 2020-04-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921303460.6U Active CN210347607U (en) | 2019-08-01 | 2019-08-01 | Portable voice type gas detector |
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| CN (1) | CN210347607U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276762A (en) * | 2020-11-03 | 2021-01-29 | 韩静 | Pre-buried exposing reinforcing bar rust cleaning device of building engineering |
| CN113624916A (en) * | 2021-07-08 | 2021-11-09 | 安徽理工大学 | Gas detector for environment detection |
-
2019
- 2019-08-01 CN CN201921303460.6U patent/CN210347607U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112276762A (en) * | 2020-11-03 | 2021-01-29 | 韩静 | Pre-buried exposing reinforcing bar rust cleaning device of building engineering |
| CN112276762B (en) * | 2020-11-03 | 2022-01-25 | 韩静 | Pre-buried exposing reinforcing bar rust cleaning device of building engineering |
| CN113624916A (en) * | 2021-07-08 | 2021-11-09 | 安徽理工大学 | Gas detector for environment detection |
| CN113624916B (en) * | 2021-07-08 | 2023-11-07 | 安徽理工大学 | Gas detector for environment detection |
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