CN211855721U

CN211855721U - Automatic nitrogen gas leak hunting device

Info

Publication number: CN211855721U
Application number: CN202020324859.9U
Authority: CN
Inventors: 杨朝乾
Original assignee: Hefei Kangsheng Management Co ltd
Current assignee: Hefei Kangsheng Management Co ltd
Priority date: 2020-03-16
Filing date: 2020-03-16
Publication date: 2020-11-03
Anticipated expiration: 2030-03-16

Abstract

The utility model discloses an automatic nitrogen gas leak detection device, which comprises a detection bin and a vacuum pump fixed on one side of the top end of the detection bin, wherein the air exhaust end of the vacuum pump is communicated with the detection bin through an exhaust pipe, the outer wall of one side of the detection bin is hinged with a door body, a wear-resistant support seat is welded at the bottom end of the detection bin, and universal wheels are fixed on two sides of the outer walls of two sides of the wear-resistant support seat through universal wheel lifting mechanisms; the top inner wall of the detection bin is fixed with a nitrogen concentration sensor through a screw, and one side of the top outer wall of the detection bin is fixed with a display screen through a fixing frame. The utility model discloses a set up universal wheel elevating system, motor work can drive the lead screw and rotate to can drive reciprocating of universal wheel on the link, improve the flexibility that the universal wheel used, the link is G type structure simultaneously, when connecting lead screw and universal wheel, avoids the universal wheel to lead to equipment to damage at the in-process that rises with fixed frame bump, has reduced the equipment maintenance number of times.

Description

Automatic nitrogen gas leak hunting device

Technical Field

The utility model relates to a nitrogen gas detects technical field, especially relates to an automatic nitrogen gas leak hunting device.

Background

Nitrogen or inert gas can enhance the operational life of the electrode. The existing battery needs to detect whether nitrogen leaks or not before leaving a factory, so that detection equipment is needed, but no special nitrogen leakage detection device exists in the market.

Through the retrieval, chinese patent application number is CN 201720598169.0's patent, including the base, fix the detection case at the base top, through the door body of hinge connection on the detection case, install a vacuum pump on the base, the vacuum pump passes through the body and is connected with the detection case, and a nitrogen gas concentration sensor that is used for detecting nitrogen gas concentration is installed to the inner wall of detection case. The automatic nitrogen gas leak hunting device of power lithium cell apron in the above-mentioned patent exists following not enough: when the device is used, the moving performance is poor, and when the lithium battery with large specification is detected, the flexibility of equipment use is poor.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an automatic nitrogen leakage detecting device.

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

an automatic nitrogen leakage detection device comprises a detection bin and a vacuum pump fixed on one side of the top end of the detection bin, wherein the air exhaust end of the vacuum pump is communicated with the detection bin through an air exhaust pipe, the outer wall of one side of the detection bin is hinged with a door body, a wear-resistant supporting seat is welded at the bottom end of the detection bin, and universal wheels are fixed on two sides of the outer walls of two sides of the wear-resistant supporting seat through universal wheel lifting mechanisms; the top inner wall of the detection bin is fixed with a nitrogen concentration sensor through a screw, one side of the outer wall of the top end of the detection bin is fixed with a display screen through a fixing frame, and the signal input end of the display screen is connected with the signal output end of the nitrogen concentration sensor through a processor.

As a further aspect of the present invention: the universal wheel lifting mechanism comprises a fixed frame and a motor fixed on the top end of the fixed frame, an output shaft of the motor is connected with a lead screw through a coupler, two ends of the lead screw are fixed on the top inner wall and the bottom inner wall of the fixed frame through bearings respectively, the outer wall of the lead screw is connected with a connecting frame through threads, the universal wheel is fixed on the bottom end of the connecting frame through screws, and the connecting frame is of a G-shaped structure.

As a further aspect of the present invention: the welding of the top in detection storehouse has the support frame, and the both sides on support frame top all open there is the recess, has the push rod motor through the bolt fastening in the recess, and the top of push rod motor has the connecting plate through the fix with screw, and the welding of the axis department of connecting plate bottom has the connecting rod, and the welding of the bottom of connecting rod has row's briquetting, and the outer wall of arranging the briquetting is opened there is a plurality of inlet port.

As a further aspect of the present invention: the row of pressing blocks are of a regular hexagonal structure.

As a further aspect of the present invention: arrange briquetting longitudinal section and be T type structure, open the top in detection storehouse has T type opening, arranges briquetting and T type opening looks adaptation, arranges the parcel of briquetting outer wall and has the rubber pad.

As a further aspect of the present invention: the side wall welding of wear-resisting supporting seat has the guide platform, and the guide platform is slope-shaped structure.

As a further aspect of the present invention: and an air concentration sensor is arranged on one side of the top end of the detection bin.

The utility model has the advantages that:

1. through setting up universal wheel elevating system, motor work can drive the lead screw and rotate to can drive reciprocating of universal wheel on the link, improve the flexibility that the universal wheel used, the link is G type structure simultaneously, when connecting lead screw and universal wheel, avoids the universal wheel to collide with fixed frame in the rising process and leads to equipment to damage, has reduced the equipment maintenance number of times.

2. Through setting up the push rod motor and arranging the briquetting, the top that detects the storehouse is opened there is T type opening, arranges briquetting and T type opening looks adaptation, arranges briquetting outer wall parcel and has the rubber pad, can ensure the gas tightness, and the push rod motor can mechanize and mention row briquetting, can be after detecting the completion, and the phenomenon that the door body is difficult to open takes place for the balanced atmospheric pressure of mechanization air intake.

3. Through setting up wear-resisting supporting seat, improved the wear-resisting effect of equipment, ensured the life of equipment, set up the guide platform of ramp type simultaneously, make things convenient for putting into and taking out of lithium cell.

Drawings

Fig. 1 is a schematic structural diagram of an automatic nitrogen leak detection device provided by the present invention;

fig. 2 is a schematic top partial structure diagram of an automatic nitrogen leak detection device provided by the present invention;

fig. 3 is a schematic side structure diagram of the automatic nitrogen leakage detecting device provided by the utility model.

In the figure: the device comprises a detection bin 1, universal wheels 2, a connecting frame 3, a lead screw 4, a motor 5, a vacuum pump 6, a support frame 7, a connecting plate 8, a connecting rod 9, a pressing block 10 row, an air concentration sensor 11, a display screen 12, a fixing frame 13, a door 14 body, a guide table 15, a wear-resistant supporting seat 16, a fixing frame 17, an air inlet 18, a push rod motor 19, an exhaust pipe 20 and a nitrogen concentration sensor 21.

Detailed Description

The technical solution of the present patent will be described in further detail with reference to the following embodiments.

Reference will now be made in detail to embodiments of the present patent, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present patent and are not to be construed as limiting the present patent.

In the description of this patent, it is to be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in the orientations and positional relationships indicated in the drawings for the convenience of describing the patent and for the simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered limiting of the patent.

In the description of this patent, it is noted that unless otherwise specifically stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and can include, for example, fixedly connected, disposed, detachably connected, disposed, or integrally connected and disposed. The specific meaning of the above terms in this patent may be understood by those of ordinary skill in the art as appropriate.

Example 1

An automatic nitrogen gas leakage detection device is shown in figures 1-3 and comprises a detection bin 1 and a vacuum pump 6 fixed on one side of the top end of the detection bin 1, wherein the air exhaust end of the vacuum pump 6 is communicated with the detection bin 1 through an air exhaust pipe 20, the outer wall of one side of the detection bin 1 is hinged with a door body 14, a wear-resistant support seat 16 is welded at the bottom end of the detection bin 1, universal wheels 2 are fixed on two sides of the outer walls of two sides of the wear-resistant support seat 16 through universal wheel lifting mechanisms, equipment flexibility can be improved through moving the equipment through the universal wheels 2, and meanwhile, the universal wheel lifting mechanisms can ensure that when the equipment is used, the universal wheels 2 are lifted, the equipment is in contact with the ground, and; the top inner wall that detects storehouse 1 is fixed with nitrogen gas concentration sensor 21 through the screw, and the one side that detects 1 top outer wall in storehouse is fixed with display screen 12 through mount 13, and the signal input part of display screen 12 is connected with nitrogen gas concentration sensor 21's signal output part through the treater, and nitrogen gas concentration sensor 21 real-time detection detects the nitrogen gas concentration in the storehouse 1 to in time the reflection signal shows on display screen 12, and is clear.

In order to improve the flexibility of equipment, as shown in fig. 1, universal wheel elevating system includes fixed frame 17 and the motor 5 who is fixed in fixed frame 17 top, the output shaft of motor 5 has lead screw 4 through the coupling joint, the both ends of lead screw 4 are fixed in the top inner wall and the bottom inner wall of fixed frame 17 through the bearing respectively, there is link 3 lead screw 4's outer wall through threaded connection, universal wheel 2 passes through the bottom of fix with screw in link 3, motor 5 work can drive lead screw 4 and rotate, thereby can drive reciprocating of universal wheel 2 on the link 3, the flexibility that universal wheel 2 used has been improved, link 3 is G type structure simultaneously, when connecting lead screw 4 and universal wheel 2, avoid universal wheel 2 to collide with fixed frame 17 at the rising in-process and lead to equipment damage, the equipment maintenance number of times has been reduced.

In order to facilitate easy opening of the rear door body 14 after detection, as shown in fig. 1 and fig. 2, a support frame 7 is welded at the top end of the detection bin 1, grooves are formed in two sides of the top end of the support frame 7, a push rod motor 19 is fixed in each groove through a bolt, a connecting plate 8 is fixed at the top end of the push rod motor 19 through a bolt, a connecting rod 9 is welded at the central axis of the bottom end of the connecting plate 8, a row pressing block 10 is welded at the bottom end of the connecting rod 9, the row pressing block 10 is of a regular hexagonal structure, a plurality of air inlet holes 18 are formed in the outer wall of the row pressing block 10, the longitudinal section of the row pressing block 10 is of a T-shaped structure, a T-shaped through hole is formed in the top end of the detection bin 1, the row pressing block 10 is matched with the T-shaped through hole, a rubber pad wraps the outer wall of the row pressing, the phenomenon that the door body 14 is difficult to open is avoided.

In order to facilitate the installation of the lithium battery, the material guide platform 15 is welded on the side wall of the wear-resistant support seat 16, and the material guide platform 15 is of a slope-shaped structure, so that the lithium battery can be conveniently placed in and taken out.

The use method of this embodiment, connect portable power source with equipment, motor 5 work drives 4 motion of lead screw and drives universal wheel 2 and descend to touch to earth, promote equipment to suitable position, motor 5 work, pack up universal wheel 2, wear-resisting supporting seat 16 ground connection, open door body 14 and put into the lithium cell that awaits measuring in detecting storehouse 1, close door body 14, open vacuum pump 6, extract inside air, nitrogen gas concentration sensor 21 detects inside nitrogen gas concentration, and show on display screen 12, learn whether to leak, accomplish the test after, push rod motor 19 work, jack-up pressure release piece 10, the balanced atmospheric pressure of inlet port 18, can open door body 14 and take out the object.

Example 2

An automatic nitrogen leak detection device, as shown in fig. 1, in order to improve the accuracy of measurement, the present embodiment improves the following on the basis of embodiment 1: one side of detecting 1 top in storehouse is provided with air concentration sensor 11, can detect the interior vacuum extraction condition of detecting 1 in storehouse through air concentration sensor 11, avoids the inaccurate phenomenon of nitrogen gas measurement to take place.

The use method of this embodiment, connect portable power source with equipment, motor 5 work drives 4 motion of lead screw and drives universal wheel 2 and descend to touch to earth, promote equipment to suitable position, motor 5 work, pack up universal wheel 2, wear-resisting supporting seat 16 ground connection, open door body 14 and put into detection storehouse 1 with the lithium cell that awaits measuring, close door body 14, open vacuum pump 6, extract inside air, air concentration sensor 11 detects the inside air extraction condition, nitrogen concentration sensor 21 detects inside nitrogen concentration, and show on display screen 12, learn whether to leak, after the completion test, push rod motor 19 works, jack-up pressure release piece 10, air inlet 18 balanced atmospheric pressure, can open door body 14 and take out the object.

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. An automatic nitrogen leakage detection device comprises a detection bin (1) and a vacuum pump (6) fixed on one side of the top end of the detection bin (1), wherein the air exhaust end of the vacuum pump (6) is communicated with the detection bin (1) through an air exhaust pipe (20), and the automatic nitrogen leakage detection device is characterized in that a door body (14) is hinged to the outer wall of one side of the detection bin (1), a wear-resistant supporting seat (16) is welded at the bottom end of the detection bin (1), and universal wheels (2) are fixed on two sides of the outer wall of two sides of the wear-resistant supporting seat (16) through universal wheel lifting mechanisms; the top inner wall that detects storehouse (1) is fixed with nitrogen gas consistency transmitter (21) through the screw, and one side that detects storehouse (1) top outer wall is fixed with display screen (12) through mount (13), and the signal input part of display screen (12) is connected with the signal output part of nitrogen gas consistency transmitter (21) through the treater.

2. The automatic nitrogen leakage detection device according to claim 1, wherein the universal wheel lifting mechanism comprises a fixed frame (17) and a motor (5) fixed at the top end of the fixed frame (17), an output shaft of the motor (5) is connected with a lead screw (4) through a coupler, two ends of the lead screw (4) are respectively fixed on the inner wall of the top end and the inner wall of the bottom end of the fixed frame (17) through bearings, the outer wall of the lead screw (4) is connected with the connecting frame (3) through threads, the universal wheel (2) is fixed at the bottom end of the connecting frame (3) through screws, and the connecting frame (3) is of a G-shaped structure.

3. The automatic nitrogen leakage detection device according to claim 2, wherein a support frame (7) is welded at the top end of the detection bin (1), grooves are formed in two sides of the top end of the support frame (7), a push rod motor (19) is fixed in each groove through a bolt, a connecting plate (8) is fixed at the top end of the push rod motor (19) through a screw, a connecting rod (9) is welded at the central axis of the bottom end of the connecting plate (8), a discharge block (10) is welded at the bottom end of the connecting rod (9), and a plurality of air inlets (18) are formed in the outer wall of the discharge block (10).

4. An automatic nitrogen leak detection apparatus as claimed in claim 3, wherein said displacer block (10) is of hexagonal configuration.

5. The automatic nitrogen leakage detection device according to claim 4, wherein the longitudinal section of the pressure discharge block (10) is of a T-shaped structure, a T-shaped through hole is formed in the top end of the detection bin (1), the pressure discharge block (10) is matched with the T-shaped through hole, and a rubber pad is wrapped on the outer wall of the pressure discharge block (10).

6. The automatic nitrogen leakage detection device according to claim 5, wherein the side wall of the wear-resistant support seat (16) is welded with a material guide table (15), and the material guide table (15) is of a slope-shaped structure.

7. An automatic nitrogen leak detection device according to claim 6, wherein an air concentration sensor (11) is provided on one side of the top end of the detection chamber (1).