CN213068772U

CN213068772U - Combustible gas detector

Info

Publication number: CN213068772U
Application number: CN202021664960.5U
Authority: CN
Inventors: 冉鸿; 李厚明; 熊攀; 蔡鹏�
Original assignee: Gas Housekeeper Chongqing Technology Co ltd
Current assignee: Gas Housekeeper Chongqing Technology Co ltd
Priority date: 2020-08-12
Filing date: 2020-08-12
Publication date: 2021-04-27
Anticipated expiration: 2030-08-12

Abstract

The utility model belongs to the technical field of combustible gas detector, especially, a combustible gas detector, which comprises a housin, fixed mounting has the fixed plate on the bottom inner wall of casing, and one side of fixed plate has been seted up and has been changeed the hole, and two change downthehole all rotations and install the lead screw guide pin bushing, and the screw direction of two lead screw guide pin bushings sets up for opposite, and equal screw has cup jointed the gear on two lead screw guide pin bushings and two lead screw guide bushings, and the one end fixed mounting of two lead screws has same fly leaf, the top slidable mounting of casing has two racks, and two racks mesh with the gear that corresponds respectively, and the equal fixed mounting in one side that two racks kept away from each other has the handle, the both sides of casing have been seted up respectively with the expansion joint, two expansion joints all with the handle. The utility model discloses simple structure, convenient to use, be convenient for carry the combustible gas detector.

Description

Combustible gas detector

Technical Field

The utility model relates to a combustible gas detector technical field especially relates to combustible gas detector.

Background

With the development and progress of society, electrical application is more and more extensive, and high-rise buildings, public residential buildings, gas stations, dangerous goods warehouses, hospitals, various business halls, exhibition halls, shopping malls, hotels, reading halls, office buildings and the like can not be used without leaving electrical appliances.

The patent with the application number of CN201822234805.9 discloses a stand alone type combustible gas detector, including shell, combustible gas detector main part, data port and wiring groove, the inside fixed mounting of shell has combustible gas detector main part, the shell bottom is equipped with data port and wiring groove, data port is located wiring groove one side, and is equipped with data line fixing device between data port and wiring groove. The utility model discloses an installation device carries out the centre gripping to the limiting plate to combustible gas detector main part fixed mounting, installation piece cooperation spring clamp and fixes, and limiting plate one side has return spring to carry out elastic recovery fixed, hoisting device installation steadiness, and data line fixing device effectively protects the data line socket, avoids the detector kneck not hard up. However, the detector of this patent is not portable.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a combustible gas detector.

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

the combustible gas detector comprises a shell, wherein a fixed plate is fixedly arranged on the inner wall of the bottom of the shell, a rotary hole is formed in one side of the fixed plate, a screw rod guide sleeve is rotatably arranged in each rotary hole, the thread directions of the two screw rod guide sleeves are opposite, a screw rod is sleeved on each screw rod guide sleeve in a threaded manner, a gear is sleeved on each screw rod guide sleeve, one end of each screw rod is fixedly provided with a movable plate, two racks are slidably arranged at the top of the shell and are respectively meshed with the corresponding gears, a handle is fixedly arranged on one side, away from each other, of each rack, two movable ports are respectively arranged on two sides of the shell, the two movable ports are respectively matched with the corresponding handles, a movable hole is formed in one side, not adjacent to the movable port, of the movable plate, one end of a movable rod is fixedly arranged on one side, close, the other end of the movable rod extends out of the shell through the movable hole and is fixedly provided with a pull rod.

Preferably, the inner walls of the two sides of the shell are provided with sliding grooves along the horizontal direction, the two sliding grooves are internally provided with sliding blocks, and the two sliding blocks are fixedly connected with the two sides of the movable plate respectively.

Preferably, the two grips are fixedly sleeved with sponge sleeves.

Preferably, a plurality of return springs are fixedly mounted on one side of the two racks close to each other.

Preferably, one side of the shell close to the pull rod is fixedly provided with a fixed cross rod, one side of the fixed cross rod is provided with a threaded hole, a limiting rod is installed in the threaded hole, two ends of the limiting rod extend out of the threaded hole, one end of the limiting rod far away from the movable rod is fixedly sleeved with a grab handle rod, and one side of the movable rod close to the limiting rod is provided with a limiting groove matched with the limiting rod.

Preferably, the movable rod is sleeved with a spring, one end of the spring is fixed on the movable rod, and the other end of the spring is fixed on the inner wall of the movable hole.

In the utility model, the combustible gas detector drives the movable plate to move outwards by pulling the pull rod outwards, the movable plate drives the two lead screws to move outwards, the two lead screws drive the corresponding lead screw guide sleeves to rotate in the moving process, because the thread directions of the two lead screw guide sleeves are arranged oppositely, therefore, the rotation directions of the two screw rod guide sleeves are opposite, then the rotation directions of the two gears are opposite, the two gears drive the two racks to move left and right separately, then the two grips are driven to move left and right separately, when the two grips are all moved out of the shell, the movable plate is rotated to drive the limiting rod to move leftwards, so that the limiting rod is clamped in the limiting groove on the movable rod, can fix the position of movable rod, can fix the position of two grips then, people can hold two grips respectively with both hands, can conveniently carry and remove the detector. The utility model discloses simple structure, convenient to use, be convenient for carry the combustible gas detector.

Drawings

Fig. 1 is a schematic structural diagram of a combustible gas detector provided by the present invention;

fig. 2 is a schematic structural diagram of a portion a of the combustible gas detector according to the present invention;

fig. 3 is a schematic structural diagram of a part B of the combustible gas detector provided by the present invention.

In the figure: the device comprises a shell 1, a sponge sleeve 2, a fixed plate 3, a movable plate 4, a pull rod 5, a lead screw 6, a lead screw guide sleeve 7, a handle 8, a rack 9, a reset spring 10, a gear 11, a movable rod 12, a limiting groove 13, a rotating rod 14, a limiting rod 15 and a spring 16.

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.

Example one

Referring to fig. 1-3, the combustible gas detector comprises a shell 1, a fixed plate 3 is fixedly installed on the inner wall of the bottom of the shell 1, a rotary hole is formed on one side of the fixed plate 3, a lead screw guide sleeve 7 is rotatably installed in each rotary hole, the thread directions of the two lead screw guide sleeves 7 are opposite, a lead screw 6 is in threaded sleeve connection with each of the two lead screw guide sleeves 7, a gear 11 is in fixed sleeve connection with each of the two lead screw guide sleeves 7, one end of each of the two lead screws 6 is fixedly installed with a movable plate 4, two racks 9 are slidably installed on the top of the shell 1, the two racks 9 are respectively engaged with the corresponding gears 11, a handle 8 is fixedly installed on the side, away from each other, of the two racks 9, movable ports are respectively formed on the two sides of the shell 1, the two movable ports are respectively matched with the corresponding handle 8, one side of the movable plate 4 close to the movable hole is fixedly provided with one end of a movable rod 12, and the other end of the movable rod 12 extends out of the shell 1 through the movable hole and is fixedly provided with a pull rod 5.

Example two

The utility model discloses in, all seted up the spout on the horizontal direction on the both sides inner wall of casing 1, equal slidable mounting has the slider in two spouts, two sliders respectively with the both sides fixed connection of fly leaf 4, through the spout with the slider be convenient for the removal of fly leaf 4.

In the utility model, the sponge sleeves 2 are fixedly sleeved on the two handles 8. The sponge sleeve 2 can increase the comfortable feeling of holding

The utility model discloses in, one side fixed mounting that two racks 9 are close to each other has a plurality of reset spring 10, through the reset of service spring 10 two racks 9 of being convenient for.

The utility model discloses in, casing 1 is close to one side fixed mounting of pull rod 5 has fixed horizontal pole, one side set up threaded hole of fixed horizontal pole, threaded hole internal thread installs gag lever post 15, the both ends of gag lever post 15 all extend to the screw hole outside and keep away from the fixed cup joint of one end of movable rod 12 and have grabbed a barre 14, movable rod 12 is close to one side of gag lever post 15 and offers the spacing groove 13 with 15 looks adaptations of gag lever post, drive gag lever post 15 left movement through rotating fly leaf 14, make during gag lever post 15 blocks into spacing groove 13 on the movable rod 12, can fix the position of movable rod 12, then can fix the position of two handles 8.

The utility model discloses in, cup jointed spring 16 on the movable rod 12, spring 16's one end is fixed on movable rod 12, and the other end is fixed on the inner wall of activity hole, through the reset of the movable rod 12 of being convenient for of spring 16, the reset of the whole device of being convenient for then.

In the utility model, the pull rod 5 is pulled outwards to drive the movable plate 4 to move outwards, the movable plate 4 drives the two lead screws 6 to move outwards, the two lead screws 6 drive the corresponding lead screw guide sleeves 7 to rotate in the moving process, the thread directions of the two lead screw guide sleeves 7 are arranged oppositely, so the rotating directions of the two lead screw guide sleeves 7 are opposite, the rotating directions of the two gears 11 are opposite, the two gears 11 drive the two racks 9 to move left and right, the two handles 8 are driven to move left and right, when the two handles 8 are completely moved out of the shell 1, the movable plate 14 is rotated to drive the limiting rod 15 to move left, the limiting rod 15 is clamped into the limiting groove 13 on the movable rod 12, the position of the movable rod 12 can be fixed, then the positions of the two handles 8 can be fixed, people can hold the two handles 8 with both hands respectively, the detector can be conveniently carried and moved. The utility model discloses simple structure, convenient to use, be convenient for carry the combustible gas detector.

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

1. The combustible gas detector comprises a shell (1) and is characterized in that a fixed plate (3) is fixedly mounted on the inner wall of the bottom of the shell (1), a rotary hole is formed in one side of the fixed plate (3), screw rod guide sleeves (7) are rotatably mounted in the two rotary holes, the thread directions of the two screw rod guide sleeves (7) are opposite, screw rods (6) are sleeved on the two screw rod guide sleeves (7) in a threaded manner, gears (11) are fixedly sleeved on the two screw rod guide sleeves (7), one end of each of the two screw rods (6) is fixedly mounted with a movable plate (4), two racks (9) are slidably mounted at the top of the shell (1), the two racks (9) are respectively meshed with the corresponding gears (11), a handle (8) is fixedly mounted on one side, away from each other, of the two racks (9), and movable openings are respectively formed in two sides of the shell (1), two movable mouths all with handle (8) looks adaptation that corresponds, and casing (1) has seted up the movable hole with the nonadjacent one side of movable mouth, one side fixed mounting that fly leaf (4) are close to the movable hole has the one end of movable rod (12), and the other end of movable rod (12) extends to casing (1) outer and fixed mounting has pull rod (5) through the movable hole.

2. The combustible gas detector according to claim 1, wherein sliding grooves are formed in the inner walls of the two sides of the housing (1) along the horizontal direction, sliding blocks are slidably mounted in the two sliding grooves, and the two sliding blocks are fixedly connected with the two sides of the movable plate (4) respectively.

3. The combustible gas detector according to claim 1, characterized in that a sponge case (2) is fixedly sleeved on both the handles (8).

4. The combustible gas detector according to claim 1, characterized in that a plurality of return springs (10) are fixedly mounted on the sides of the two racks (9) close to each other.

5. The combustible gas detector according to claim 1, wherein a fixed cross bar is fixedly mounted on one side of the housing (1) close to the pull rod (5), a threaded hole is formed in one side of the fixed cross bar, a limiting rod (15) is mounted in the threaded hole, both ends of the limiting rod (15) extend out of the threaded hole, a grab bar (14) is fixedly sleeved on one end of the limiting rod (15) far away from the movable rod (12), and a limiting groove (13) matched with the limiting rod (15) is formed in one side of the movable rod (12) close to the limiting rod (15).

6. The combustible gas detector according to claim 1, characterized in that the movable rod (12) is sleeved with a spring (16), one end of the spring (16) is fixed on the movable rod (12), and the other end is fixed on the inner wall of the movable hole.