CN216285542U

CN216285542U - Smoke detection testing tool for high-voltage frequency converter

Info

Publication number: CN216285542U
Application number: CN202122832462.8U
Authority: CN
Inventors: 刘勇
Original assignee: Wuhan Hongqingyuan Electric Co ltd
Current assignee: Wuhan Hongqingyuan Electric Co ltd
Priority date: 2021-11-18
Filing date: 2021-11-18
Publication date: 2022-04-12
Anticipated expiration: 2031-11-18

Abstract

The utility model discloses a smoke detection test tool for a high-voltage frequency converter, which belongs to the technical field of smoke detection test and comprises a fixed seat, wherein the front side of the fixed seat is fixedly connected with a connecting plate, the upper surface of the connecting plate is provided with a first bearing, a rotating cylinder is connected in the first bearing in a clamping manner, and the outer surface of the rotating cylinder is connected with a first gear in a clamping manner. This high-voltage inverter smoke detection test fixture, through setting up first gear, the second gear, a rotating cylinder, a telescopic cylinder, adjust a section of thick bamboo, bottom plate and spring, the corotation dwang, smoke alarm is removed under on telescopic cylinder's top, it passes through fixed block drive bottom plate and ground contact to adjust a section of thick bamboo simultaneously, make the bottom plate fix this frock, control smoke generator work, smoke generator is on the smoke alarm of eminence from the accurate injection in telescopic cylinder's top at the during operation smog accessible pipe that produces and a rotating cylinder, the staff does not need to ascend a height alright safe smoke to the high-voltage inverter feels and detects.

Description

Smoke detection testing tool for high-voltage frequency converter

Technical Field

The utility model belongs to the technical field of smoke detection, and particularly relates to a smoke detection tool of a high-voltage frequency converter.

Background

The use of the high-voltage frequency converter enables energy, especially electric energy, to be utilized more efficiently and reasonably, and a good energy-saving effect is achieved, so that the high-voltage frequency converter is applied more and more widely. But the high-voltage environment needs to be ensured safely, so that various safety tests are required before the high-voltage frequency converter leaves the factory, wherein, the smoke test is one of the smoke tests, when in the smoke test, because the installation height of the smoke alarm in the high-voltage frequency converter is higher, a worker can move the smoke generating pipeline to the lower part of the smoke alarm of the frequency converter only by holding the smoke generating pipeline and then stepping on an auxiliary tool such as a stool and the like, the smoke generator is started, the smoke generated by the smoke generator is sprayed onto the smoke alarm arranged in the frequency converter through the pipeline, because of the shaking of hands of workers and other conditions, the smoke generating pipe can shake, smoke in the smoke generating pipe can not be accurately sprayed on the smoke alarm, and the staff can be dropped accidentally when trampling the bench for the staff can not be safe test, consequently need a high-voltage inverter smoke to feel test frock and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome the defects of the prior art, the utility model provides a smoke detection testing tool for a high-voltage frequency converter, which solves the problems that due to the fact that workers shake hands and the like, a smoke generating pipeline can shake, smoke in the smoke generating pipeline can not be accurately sprayed on a smoke alarm, and the workers can accidentally fall down when stepping on a stool, so that the workers can not safely perform testing.

(II) technical scheme

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a high-voltage inverter smoke detection test fixture, includes the fixing base, the positive fixedly connected with connecting plate of fixing base, the upper surface of connecting plate is provided with first bearing, the joint has a rotor in the first bearing, the surface joint of rotor has first gear, first gear meshes with the second gear mutually, the positive fixedly connected with dwang of second gear, the dwang sets up in the second bearing.

The second bearing joint is in the front of connecting plate, a telescopic cylinder is connected to a rotating cylinder internal thread, a third bearing is connected to the rotating cylinder in a clamping mode, a guide pipe is arranged in the third bearing, the top end of the guide pipe is fixedly connected with the upper surface of the smoke generator, and the smoke generator is arranged on the upper surface of the fixing base.

The outer surface threaded connection of a section of thick bamboo that rotates has an adjusting cylinder, the lower fixed surface of adjusting a section of thick bamboo is connected with the fixed block, the back of fixed block and the positive fixed connection of bottom plate, the four corners of fixing base lower surface all is provided with the gyro wheel.

As a further scheme of the utility model: the telescopic cylinder is characterized in that a clamping plate is arranged in the telescopic cylinder, the lower surface of the clamping plate is fixedly connected with the top ends of the two guide assemblies, and the bottom ends of the two guide assemblies are fixedly connected with the front surface of the same fixed seat.

As a further scheme of the utility model: the guiding assembly is a multi-stage telescopic rod, and the connecting plate is L-shaped.

As a further scheme of the utility model: the position of the roller corresponds to the position of the bottom plate, and the upper surface of the bottom plate is in lap joint with the lower surface of the fixed seat.

As a further scheme of the utility model: the left side face and the right side face of the bottom plate are respectively provided with a guide mechanism, one faces, close to the two guide mechanisms, of the two guide mechanisms are fixedly connected with the left side face and the right side face of the fixing seat respectively, and springs are arranged on the outer surfaces of the guide mechanisms.

As a further scheme of the utility model: the guide mechanism comprises a guide sleeve, the left side face of the guide sleeve is fixedly connected with the right side face of the fixing seat, a guide rod is connected in the guide sleeve in a sliding mode, and the bottom end of the guide rod is fixedly connected with the right side face of the bottom plate.

As a further scheme of the utility model: the spring is sleeved on the outer surface of the guide rod, and two ends of the spring are fixedly connected with the lower surface of the guide rod and the upper surface of the guide sleeve respectively.

(III) advantageous effects

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

1. the smoke detection tool of the high-voltage frequency converter is characterized in that the first gear, the second gear, the rotary cylinder, the telescopic cylinder, the adjusting cylinder, the bottom plate, the spring and the forward rotation rotating rod are arranged, the rotary cylinder and the telescopic cylinder are matched with each other to drive the clamping plate to move upwards, so that the top end of the telescopic cylinder moves to the position under the smoke alarm, meanwhile, the rotating cylinder drives the bottom plate to move downwards through the adjusting cylinder and the fixing block, when the adjusting cylinder is separated from the thread arranged on the outer surface of the rotating cylinder, the adjusting cylinder drives the bottom plate to be in contact with the ground through the fixing block, make the bottom plate fix this frock for this frock is difficult for driving the gyro wheel when the striking of foreign object and rolls subaerial, control smoke generator work, and smoke generator accessible pipe that the during operation produced and the accurate injection in the top of a telescopic cylinder from the rotating cylinder are on the smoke alarm of eminence, and the staff need not ascend a height alright safe smoke to the high-voltage inverter feels and detects.

2. This high-voltage inverter smoke detection test fixture, through setting up the gyro wheel, a rotating cylinder, adjust a section of thick bamboo, spring and telescopic tube, use when this frock and accomplish the back, the reversal dwang, because of adjusting a section of thick bamboo and the screw thread in close contact with that a rotating cylinder surface set up all the time under the effect of spring force, a rotating cylinder drives the bottom plate and breaks away from with ground through the fixed block, when the upper surface of bottom plate and the lower surface contact of fixing base, it shifts out from the screw thread top that a rotating cylinder's surface set up to adjust a section of thick bamboo, a pivoted rotating cylinder drives the cardboard through telescopic tube and moves suitable position simultaneously, this frock of drive that staff pulling cardboard alright relax rolls subaerial.

3. This high-voltage inverter smoke detection test fixture through setting up uide bushing and guide bar, because of guide bar sliding connection in the uide bushing, the uide bushing can carry on spacingly to the guide bar, and the bottom plate of being connected with the guide bar can be steady move in vertical direction under the effect of adjusting a section of thick bamboo.

Drawings

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

FIG. 2 is an enlarged schematic view of the structure of the present invention at A;

FIG. 3 is a schematic perspective view of an adjustment barrel according to the present invention;

FIG. 4 is a schematic perspective view of a rotary drum according to the present invention;

in the figure: the device comprises a fixed seat 1, a connecting plate 2, a first bearing 3, a rotating cylinder 4, a first gear 5, a second gear 6, a rotating rod 7, a second bearing 8, a telescopic cylinder 9, a smoke generator 10, a guide assembly 11, an adjusting cylinder 12, a fixed block 13, a bottom plate 14, a guide mechanism 15, a guide rod 151, a guide sleeve 152, a spring 16, a third bearing 17, a guide pipe 18, a clamping plate 19 and a roller 20.

Detailed Description

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

As shown in fig. 1 to 4, the present invention provides a technical solution: the utility model provides a high-voltage inverter smoke detection test fixture, including fixing base 1, the positive fixedly connected with connecting plate 2 of fixing base 1, the upper surface of connecting plate 2 is provided with first bearing 3, the joint has a rotor 4 in the first bearing 3, the surface joint of rotor 4 has first gear 5, first gear 5 meshes with second gear 6 mutually, through setting up second gear 6, because of second gear 6 meshes with first gear 5 mutually, the first gear 5 of 6 accessible of pivoted second gear drives rotor 4 and rotates, the positive fixedly connected with dwang 7 of second gear 6, dwang 7 sets up in second bearing 8.

8 joints of second bearing are in the front of connecting

plate

2, 4 threaded connection of a rotation section of thick bamboo has telescopic cylinder 9, through setting up telescopic cylinder 9, constitute by a plurality of screw cylinders because of telescopic cylinder 9, when rotating 4 rotations of a section of thick bamboo, a plurality of screw cylinders mutually support and can stretch out longer distance, it has third bearing 17 to rotate 4 interior joints of a section of thick bamboo, be provided with pipe 18 in the third bearing 17, the top of pipe 18 and the last fixed surface of smoke generator 10 are connected, smoke generator 10 sets up the upper surface at fixing base 1, through setting up smoke generator 10, the production smog that smoke generator 10 during operation can be stable.

The outer surface threaded connection of a section of thick bamboo 4 rotates has an adjusting cylinder 12, and the lower fixed surface of adjusting cylinder 12 is connected with fixed block 13, and the back of fixed block 13 and the front fixed connection of bottom plate 14 all are provided with gyro wheel 20, and through setting up gyro wheel 20, when bottom plate 14 breaks away from with ground, the staff can stimulate this frock and roll subaerial.

Specifically, as shown in fig. 1, be provided with cardboard 19 in the telescopic tube 9, the lower surface of cardboard 19 and the top fixed connection of two direction subassemblies 11, the bottom of two direction subassemblies 11 and the positive fixed connection of same fixing base 1, through setting up direction subassembly 11, direction subassembly 11 can carry on spacingly to cardboard 19, when a section of thick bamboo 4 drives telescopic tube 9 upward movement, cardboard 19 can not rotate under the effect of a section of thick bamboo 4 and telescopic tube 9 rotates, make a section of thick bamboo 4 can drive the steady extension that extends of telescopic tube 9, direction subassembly 11 sets up to multi-stage telescopic rod, the shape of connecting plate 2 sets up to the L shape, the position of gyro wheel 20 is corresponding with the position of bottom plate 14, the upper surface of bottom plate 14 and the lower surface overlap joint of fixing base 1.

Specifically, as shown in fig. 1 and fig. 2, the left and right sides face of the bottom plate 14 is provided with the guide mechanisms 15, the side where the two guide mechanisms 15 are close to is fixedly connected with the left and right sides face of the fixing base 1, respectively, the outer surface of the guide mechanism 15 is provided with the spring 16, the guide mechanism 15 includes the guide sleeve 152, the left side face of the guide sleeve 152 is fixedly connected with the right side face of the fixing base 1, the guide rod 151 is slidably connected in the guide sleeve 152, the bottom end of the guide rod 151 is fixedly connected with the right side face of the bottom plate 14, by providing the bottom plate 14, when the bottom plate 14 contacts with the ground, friction between the tool and the ground is increased, so that the tool is not easy to move under the impact of a foreign object, the spring 16 is sleeved on the outer surface of the guide rod 151, and two ends of the spring 16 are fixedly connected with the lower surface of the guide rod 151 and the upper surface of the guide sleeve 152, respectively.

The working principle of the utility model is as follows:

s1, a worker moves the fixed seat 1, when the fixed seat 1 drives the telescopic cylinder 9 to move to a position right below the smoke alarm, the worker rotates the rotating rod 7 in a forward rotation mode, the rotating rod 7 drives the second gear 6 to rotate, the rotating second gear 6 drives the first gear 5 to rotate, the rotating first gear 5 drives the rotating cylinder 4 to rotate, and meanwhile, the telescopic cylinder 9 moves upwards from the rotating cylinder 4, so that the rotating cylinder 4 and the telescopic cylinder 9 are matched with each other to drive the clamping plate 19 to move upwards, and the top end of the telescopic cylinder 9 moves to a position right below the smoke alarm;

s2, secondly, the rotating cylinder 4 which rotates simultaneously drives the adjusting cylinder 12 to move downwards, the adjusting cylinder 12 drives the bottom plate 14 to move downwards through the fixing block 13, the bottom plate 14 drives the guide rod 151 to move downwards in the guide sleeve 152, the spring 16 contracts, and when the adjusting cylinder 12 is separated from the thread arranged on the outer surface of the rotating cylinder 4, the adjusting cylinder 12 drives the bottom plate 14 to contact with the ground through the fixing block 13, so that the bottom plate 14 fixes the tool;

s3, finally, reverse dwang 7, dwang 7 drives through first gear 5 and second gear 6 and rotates a section of thick bamboo 4, because of adjusting a section of thick bamboo 12 and the screw thread in close contact with that a section of thick bamboo 4 surface set up all the time under the effect of spring 16 elasticity, make adjusting a section of thick bamboo 12 revolve at a section of thick bamboo 4 surface and then along its axial direction upward movement, a section of thick bamboo 4 drives bottom plate 14 and ground through fixed block 13 and breaks away from, when the upper surface of bottom plate 14 and the lower surface contact of fixing base 1, adjust a section of thick bamboo 12 and shift out from the screw thread top that a section of thick bamboo 4' S surface set up, pivoted a section of thick bamboo 4 drives telescopic cylinder 9 and moves to its inside simultaneously.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Although the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.

Claims

1. The utility model provides a high-voltage inverter smoke detection test fixture, includes fixing base (1), its characterized in that: the front side of the fixed seat (1) is fixedly connected with a connecting plate (2), the upper surface of the connecting plate (2) is provided with a first bearing (3), a rotating cylinder (4) is connected in the first bearing (3) in a clamping manner, a first gear (5) is connected on the outer surface of the rotating cylinder (4) in a clamping manner, the first gear (5) is meshed with a second gear (6), the front side of the second gear (6) is fixedly connected with a rotating rod (7), and the rotating rod (7) is arranged in a second bearing (8);

the second bearing (8) is clamped on the front face of the connecting plate (2), the rotating cylinder (4) is connected with the telescopic cylinder (9) in an internal thread mode, the rotating cylinder (4) is connected with a third bearing (17) in a clamping mode, a guide pipe (18) is arranged in the third bearing (17), the top end of the guide pipe (18) is fixedly connected with the upper surface of the smoke generator (10), and the smoke generator (10) is arranged on the upper surface of the fixing seat (1);

the outer surface threaded connection who rotates a section of thick bamboo (4) has a regulation section of thick bamboo (12), the lower fixed surface who adjusts a section of thick bamboo (12) is connected with fixed block (13), the back of fixed block (13) and the positive fixed connection of bottom plate (14), the four corners of fixing base (1) lower surface all is provided with gyro wheel (20).

2. The high-voltage inverter smoke detection tool according to claim 1, characterized in that: a clamping plate (19) is arranged in the telescopic cylinder (9), the lower surface of the clamping plate (19) is fixedly connected with the top ends of the two guide assemblies (11), and the bottom ends of the two guide assemblies (11) are fixedly connected with the front surface of the same fixed seat (1).

3. The high-voltage inverter smoke detection tool according to claim 2, characterized in that: the guiding component (11) is a multi-stage telescopic rod, and the connecting plate (2) is L-shaped.

4. The high-voltage inverter smoke detection tool according to claim 1, characterized in that: the position of the roller (20) corresponds to the position of the bottom plate (14), and the upper surface of the bottom plate (14) is lapped with the lower surface of the fixed seat (1).

5. The high-voltage inverter smoke detection tool according to claim 1, characterized in that: the left side face and the right side face of the bottom plate (14) are respectively provided with a guide mechanism (15), one face, close to the two guide mechanisms (15), of each guide mechanism is fixedly connected with the left side face and the right side face of the fixed seat (1), and springs (16) are arranged on the outer surfaces of the guide mechanisms (15).

6. The high-voltage inverter smoke detection tool according to claim 5, characterized in that: guiding mechanism (15) include uide bushing (152), the right flank fixed connection of the left surface of uide bushing (152) and fixing base (1), sliding connection has guide bar (151) in uide bushing (152), the bottom of guide bar (151) and the right flank fixed connection of bottom plate (14).

7. The high-voltage inverter smoke detection tool according to claim 6, characterized in that: the spring (16) is sleeved on the outer surface of the guide rod (151), and two ends of the spring (16) are fixedly connected with the lower surface of the guide rod (151) and the upper surface of the guide sleeve (152) respectively.