CN221078480U

CN221078480U - Air respirator test equipment

Info

Publication number: CN221078480U
Application number: CN202322842341.0U
Authority: CN
Inventors: 张东亮; 张蕾; 耿光辉
Original assignee: Zhongcheng Inspection And Testing Co ltd
Current assignee: Zhongcheng Inspection And Testing Co ltd
Priority date: 2023-10-23
Filing date: 2023-10-23
Publication date: 2024-06-04
Anticipated expiration: 2033-10-23

Abstract

The utility model discloses air respirator test equipment, which relates to the field of respirator test equipment, and comprises a bottom plate, an air bottle, a miniature camera and a display screen, wherein the display screen is fixedly arranged on the right side of the upper end of the bottom plate, two vertically arranged support rods are fixedly arranged on the left side of the upper end of the bottom plate, the upper ends of the two support rods are fixedly connected with an upper plate together, a rotary cylinder is arranged below the two support rods, a round rod is fixedly arranged in the middle of the bottom of the rotary cylinder, the lower end of the round rod is rotationally connected with the bottom plate through a first bearing, the lower end of the air bottle is inserted into the rotary cylinder, a round hole is formed in the middle of the upper end of the upper plate, a guide mechanism is arranged in the round hole, a threaded rod is slidably inserted into the round hole through the guide mechanism, and the lower end of the threaded rod extends into the air bottle through an upper opening and is elastically connected with a telescopic rod. The utility model is convenient for people to check the inner side wall of the gas cylinder, reduces the checking difficulty, improves the checking effect and is convenient for people to use.

Description

Air respirator test equipment

Technical Field

The utility model belongs to the technical field of respirator testing equipment, and particularly relates to air respirator testing equipment.

Background

The air respirator is a self-contained open-type compressed air respiratory protection appliance, has excellent protective performance in respiratory protection safety products, can ensure that firefighters or rescue workers can safely extinguish fire, rescue or rescue work in severe environments filled with dense smoke and toxic gas, steam or hypoxia, and plays an important role in preventing and reducing various accidents, occupational hazards and ensuring the life safety and health of people in industrial and mining enterprises, petroleum, chemical industry, metallurgy and other industries and urban management industries.

At present, when the air respirator is produced and manufactured, firstly, the quality detection is required to be carried out on the air bottle, the air bottle is prevented from being damaged, the production quality and the service life of the air respirator are influenced, in the prior art, when the air bottle is detected, the outer surface of the air bottle is generally only subjected to the heavy inspection detection, when the air bottle is inspected, the air bottle is generally only subjected to the hand-held rotation and is inspected through naked eyes from the bottle mouth, the inspection is difficult, and the phenomenon of leakage detection is easy to occur, so that the inspection effect is influenced, and therefore, the air respirator testing equipment is provided.

Disclosure of utility model

Aiming at the situation, in order to overcome the defects of the prior art, the utility model provides the air respirator testing equipment, which effectively solves the problems that the quality of a gas cylinder is required to be detected firstly when the prior air respirator is manufactured, the damage of the gas cylinder is prevented to influence the production quality and the service life of the air respirator, in the prior art, when the gas cylinder is detected, the outer surface of the gas cylinder is generally only subjected to heavy inspection and detection, and when the interior of the gas cylinder is inspected, the air respirator is generally only subjected to handheld rotation and is inspected by naked eyes, the inspection is difficult, and the phenomenon of leakage inspection is easy to occur, so that the inspection effect is influenced.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an air respirator test equipment, includes bottom plate, gas cylinder, miniature camera head and display screen, the fixed upper end right side that sets up at the bottom plate of display screen, the fixed bracing piece that is provided with two vertical settings in upper end left side of bottom plate, two the bracing piece upper end is fixedly connected with upper plate jointly, two the below is provided with rotatory drum between the bracing piece, the fixed round bar that is provided with in bottom middle part of rotatory drum, the lower extreme of round bar is rotated with the bottom plate through first bearing and is connected, the lower extreme of gas cylinder is inserted and is established in rotatory drum, the round hole has been seted up at the upper end middle part of upper plate, be provided with guiding mechanism in the round hole and slidingly inserted through guiding mechanism and be equipped with the threaded rod, the lower extreme of threaded rod extends to in the gas cylinder through the upper side opening of gas cylinder and elastic connection has the telescopic link, miniature camera head is fixed to be provided with on a telescopic link's wall, miniature camera head and display screen signal connection, be provided with between bottom plate and the upper plate and can drive rotatory drum and the drive mechanism of vertical threaded rod.

Preferably, the actuating mechanism includes servo motor, bull stick, two first gears and two second gears, the bull stick is vertical to be set up in the left side of rotatory drum, and the upper and lower both ends of bull stick all rotate with upper plate and bottom plate respectively through the second bearing and be connected, two first gears cup joints with the pole wall upper and lower both ends of bull stick respectively, and one of them second gear cup joints with the round bar is fixed, and threaded hole has been seted up at the upper end middle part of another second gear and cup joints with the threaded rod screw thread, and the upper end of this second gear rotates with the upper plate through the bearing frame to be connected, the bearing frame is established with the threaded rod movable sleeve, two first gears mesh with two second gears respectively, the upper end of bull stick extends the top of upper plate, servo motor is fixed to be set up the upper end at the upper plate, and servo motor's output and the upper end fixed connection of bull stick.

Preferably, the guide mechanism comprises two guide sliding blocks, the two guide sliding blocks are fixedly arranged in the round hole and are distributed in a front-back symmetrical mode, and guide sliding grooves for the guide sliding blocks to slide are formed in the front side and the rear side of the threaded rod.

Preferably, two opposite ends of the guide sliding blocks are rounded, and the bottoms of the guide sliding grooves are arc-shaped.

Preferably, the telescopic slot has been seted up to the bottom of threaded rod, the upper end of telescopic link is T shape setting and extends to in the telescopic slot and establishes with the threaded rod slip cap, be provided with the spring in the telescopic slot, the upper and lower both ends of spring respectively with the tank bottom of telescopic slot and the upper end fixed connection of telescopic link, the fixed lid that is provided with of lower extreme of telescopic slot, the pole wall slip cap of lid and telescopic link is established, the fixed vertical setting in limit table that is provided with of right side wall of telescopic slot, the upper end right side of telescopic link has been seted up and has the limit slot with limit table sliding connection.

Preferably, an annular damping pad is fixedly arranged on the inner circular side wall of the rotary cylinder.

The utility model has the technical effects and advantages that:

1. When checking the inside wall of the gas cylinder, the bottom of the gas cylinder is vertically inserted in the rotary cylinder, then the servo motor is started, the servo motor drives the rotary rod to rotate, the rotary rod drives two first gears to rotate, the two first gears drive two second gears to rotate respectively, the second gear on the lower side drives the rotary cylinder to rotate through the rotary shaft, the rotary cylinder drives the gas cylinder to rotate, the second gear on the upper side drives the threaded rod to move downwards through the threaded hole in the rotary cylinder, the threaded rod drives the telescopic rod and the miniature camera to move downwards, the miniature camera vertically moves in the gas cylinder, the miniature camera can shoot the inside wall of the gas cylinder, an image is displayed through the display screen, people can directly watch and check the inside wall of the gas cylinder, through the device, people can check the inside wall of the gas cylinder conveniently, check difficulty is reduced, check effect is improved, and people can use conveniently.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic diagram of the overall frontal structure of the present utility model;

FIG. 2 is a schematic top view of the upper plate of the present utility model;

Fig. 3 is a schematic diagram of a connection structure of a threaded rod and a telescopic rod according to the present utility model.

In the figure: 1. a bottom plate; 2. a gas cylinder; 3. a miniature camera; 4. a display screen; 5. a support rod; 6. an upper plate; 7. rotating the cylinder; 8. a threaded rod; 9. a telescopic rod; 10. a servo motor; 11. a rotating rod; 12. a first gear; 13. a second gear; 14. a guide slide block; 15. a spring; 16. an annular damping pad; 17. a transparent cover; 18. and a limiting table.

Detailed Description

The utility model provides air respirator test equipment as shown in figures 1-3, which comprises a bottom plate 1, a gas cylinder 2, a miniature camera 3 and a display screen 4, wherein the display screen 4 is fixedly arranged on the right side of the upper end of the bottom plate 1, two vertically arranged support rods 5 are fixedly arranged on the left side of the upper end of the bottom plate 1, the upper ends of the two support rods 5 are fixedly connected with an upper plate 6 together, a rotary cylinder 7 is arranged below the two support rods 5, a round rod is fixedly arranged in the middle of the bottom of the rotary cylinder 7, the lower end of the round rod is rotatably connected with the bottom plate 1 through a first bearing, the lower end of the gas cylinder 2 is inserted into the rotary cylinder 7, a round hole is formed in the middle of the upper end of the upper plate 6, a guide mechanism is arranged in the round hole, a threaded rod 8 is slidably inserted into the round hole through the guide mechanism, the lower end of the threaded rod 8 extends into the gas cylinder 2 through an upper side opening of the gas cylinder 9 and is elastically connected with a telescopic rod 9, the miniature camera 3 is fixedly arranged on one side rod wall of the telescopic rod 9, the miniature camera 3 is in signal connection with the display screen 4, and a driving mechanism capable of driving the rotary cylinder 7 to rotate and vertically move is arranged between the bottom plate 1 and the upper plate 6.

As shown in fig. 1 and 2, the actuating mechanism includes servo motor 10, bull stick 11, two first gears 12 and two second gears 13, the vertical setting of bull stick 11 is in the left side of rotatory drum 7, and the upper and lower both ends of bull stick 11 all rotate with upper plate 6 and bottom plate 1 respectively through the second bearing and be connected, two first gears 12 cup joint fixedly with the pole wall upper and lower both ends of bull stick 11 respectively, one of them second gear 13 cup joints fixedly with the round bar, threaded hole is seted up at the upper end middle part of another second gear 13 and cup joint with threaded rod 8 screw thread, and the upper end of this second gear 13 rotates with upper plate 6 through the bearing frame, the bearing frame is established with threaded rod 8 movable sleeve, two first gears 12 mesh with two second gears 13 respectively, the upper end of bull stick 11 extends to the top of upper plate 6, servo motor 10 is fixed to be set up the upper end at upper plate 6, and the output of servo motor 10 is fixed connection with the upper end of bull stick 11, the size design of two first gears 12 and two second gears 13 can set up according to the in-service use demand, and miniature camera 3 can take the photograph the inside wall 3 when can not take photograph completely when the miniature camera 3 is in the rotation range, can take photograph completely, can take photograph the phenomenon completely when taking photograph.

The speed of lifting of the miniature camera 3 in the process of driving the gas cylinder 2 to rotate by the rotary cylinder 7 can be adjusted through the arrangement of the screw pitch of the threaded rod 8, the lifting speed is low through reducing the screw pitch, and the inner wall of the gas cylinder 2 is guaranteed to be comprehensively shot.

As shown in fig. 1 and 2, the guiding mechanism comprises two guiding sliding blocks 14, the two guiding sliding blocks 14 are fixedly arranged in the round hole and are distributed in a front-back symmetrical mode, guiding sliding grooves for the guiding sliding blocks 14 to slide are formed in the front side and the rear side of the threaded rod 8, the two guiding sliding blocks 14 can guide the threaded rod 8 to move in the vertical direction, the threaded rod 8 is prevented from rotating, and the threaded rod 8 moves vertically better.

As shown in fig. 2, the opposite ends of the two guide sliding blocks 14 are rounded, and the bottoms of the two guide sliding grooves are arc-shaped, so that sliding friction force between the two guide sliding blocks 14 and the threaded rod 8 can be reduced.

As shown in fig. 3, the bottom of the threaded rod 8 is provided with a telescopic groove, the upper end of the telescopic rod 9 is in a T-shaped arrangement and extends into the telescopic groove to be sleeved with the threaded rod 8 in a sliding manner, a spring 15 is arranged in the telescopic groove, the upper end and the lower end of the spring 15 are respectively supported at the bottom of the telescopic groove and the upper end of the telescopic rod 9, the lower end of the telescopic groove is fixedly provided with a permeable cover 17, the permeable cover 17 is sleeved with the rod wall of the telescopic rod 9 in a sliding manner, the right side wall of the telescopic groove is fixedly provided with a vertical limiting table 18, the right side of the upper end of the telescopic rod 9 is provided with a limiting groove in a sliding manner, the telescopic rod 9 is elastically sleeved with the threaded rod 8 through the spring 15 and the telescopic groove, and can elastically stretch out and draw back, so that the telescopic rod 9 is prevented from being broken due to the bottom impact of the air bottle 2 when the threaded rod 8 drives the telescopic rod 9 to move downwards, the stability of the telescopic rod 9 can be increased through the limiting table 18 and the limiting groove, the telescopic rod 9 is prevented from being driven by the telescopic rod 9 to move vertically, and the miniature camera 3 is prevented from being further prevented from being blocked by the limiting table 18 and the limiting table 18 from being arranged, and the limiting groove is prevented from being used for preventing the telescopic rod from being in the bottom to move.

As shown in fig. 1, an annular damping pad 16 is fixedly arranged on the inner side wall of the rotary cylinder 7, so that friction between the gas cylinder 2 and the inner side wall of the rotary cylinder 7 is improved, and the rotary cylinder 7 can drive the gas cylinder 2 to stably rotate.

The working principle of the utility model is as follows: when checking the inside wall of the gas cylinder 2, the bottom of the gas cylinder 2 is vertically inserted into the rotary cylinder 7, then the servo motor 10 is started, the servo motor 10 drives the rotary rod 11 to rotate, the rotary rod 11 drives the two first gears 12 to rotate, the two first gears 12 respectively drive the two second gears 13 to rotate, the second gears 13 on the lower side drive the rotary cylinder 7 to rotate through the rotary shaft, the rotary cylinder 7 drives the gas cylinder 2 to rotate, the second gears 13 on the upper side rotate and drive the threaded rod 8 to move downwards through the threaded hole in the upper side, the threaded rod 8 drives the telescopic rod 9 and the miniature camera 3 to move downwards, the miniature camera 3 vertically moves in the gas cylinder 2, the miniature camera 3 can shoot the inside wall of the gas cylinder 2, and an image is displayed through the display screen 4, so that people can directly watch and check, checking the inside wall of the gas cylinder 2 is facilitated, checking difficulty is reduced, checking effect is improved, and people use is facilitated.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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. An air respirator test equipment, characterized in that: the device comprises a bottom plate (1), a gas cylinder (2), a miniature camera (3) and a display screen (4), wherein the display screen (4) is fixedly arranged on the right side of the upper end of the bottom plate (1), two support rods (5) which are vertically arranged are fixedly arranged on the left side of the upper end of the bottom plate (1), the upper ends of the two support rods (5) are fixedly connected with an upper plate (6) together, a rotary cylinder (7) is arranged below the support rods (5), a round rod is fixedly arranged in the middle of the bottom of the rotary cylinder (7), the lower end of the round rod is rotatably connected with the bottom plate (1) through a first bearing, the lower end of the gas cylinder (2) is inserted into the rotary cylinder (7), a round hole is formed in the middle of the upper end of the upper plate (6), a guide mechanism is arranged in the round hole, a threaded rod (8) is slidably inserted into the round hole through the guide mechanism, the lower end of the threaded rod (8) extends into the gas cylinder (2) through an upper opening of the gas cylinder (2) and is elastically connected with a telescopic rod (9), the lower end of the miniature camera (3) is fixedly arranged on the upper side of the bottom plate (1) and is connected with the miniature camera (4), a driving mechanism capable of driving the rotary cylinder (7) to rotate and the threaded rod (8) to vertically move is arranged between the bottom plate (1) and the upper plate (6).

2. An air respirator testing apparatus according to claim 1 wherein: the driving mechanism comprises a servo motor (10), a rotating rod (11), two first gears (12) and two second gears (13), wherein the rotating rod (11) is vertically arranged on the left side of a rotating cylinder (7), the upper end and the lower end of the rotating rod (11) are respectively in rotary connection with an upper plate (6) and a bottom plate (1) through second bearings, the two first gears (12) are respectively fixedly sleeved at the upper end and the lower end of a rod wall of the rotating rod (11), one second gear (13) is fixedly sleeved with a round rod, a threaded hole is formed in the middle of the upper end of the other second gear (13) and is in threaded sleeve connection with a threaded rod (8), the upper end of the second gear (13) is in rotary connection with the upper plate (6) through a bearing seat, the bearing seat is movably sleeved with the threaded rod (8), the two first gears (12) are respectively meshed with the two second gears (13), the upper end of the rotating rod (11) extends to the upper portion of the upper plate (6), and the servo motor (10) is fixedly arranged at the upper end of the upper plate (6) and fixedly connected with the upper end of the output end (10) of the rotating rod.

3. An air respirator testing apparatus according to claim 1 wherein: the guide mechanism comprises two guide sliding blocks (14), the two guide sliding blocks (14) are fixedly arranged in the round hole and are distributed in a front-back symmetrical mode, and guide sliding grooves for the guide sliding blocks (14) to slide are formed in the front side and the rear side of the threaded rod (8).

4. An air respirator testing apparatus according to claim 3 wherein: the two opposite ends of the two guide sliding blocks (14) are round-head-shaped, and the bottoms of the two guide sliding grooves are arc-shaped.

5. An air respirator testing apparatus according to claim 1 wherein: the bottom of threaded rod (8) has been seted up flexible groove, the upper end of telescopic link (9) is T shape setting and extends to in the telescopic slot establish with threaded rod (8) slip cap, be provided with spring (15) in the telescopic slot, the upper and lower both ends of spring (15) respectively with the tank bottom of telescopic slot and the upper end fixed connection of telescopic link (9), the lower extreme of telescopic slot is fixedly provided with and passes through lid (17), the pole wall slip cap of lid (17) and telescopic link (9) is established, the fixed vertical setting of being provided with in limit table (18) of right side wall of telescopic link, the upper end right side of telescopic link (9) has been seted up with limit table (18) sliding connection has the limit groove.

6. An air respirator testing apparatus according to claim 1 wherein: an annular damping pad (16) is fixedly arranged on the inner circular side wall of the rotary cylinder (7).