CN219244930U

CN219244930U - Air duct tightness testing machine

Info

Publication number: CN219244930U
Application number: CN202320795147.9U
Authority: CN
Inventors: 杨明旺; 杨志海; 李艳乐; 王瑶; 张金科; 黄春峰
Original assignee: Hubei Jiangcheng Weiye Ventilation Engineering Co ltd
Current assignee: Hubei Jiangcheng Weiye Ventilation Engineering Co ltd
Priority date: 2023-04-10
Filing date: 2023-04-10
Publication date: 2023-06-23
Anticipated expiration: 2033-04-10

Abstract

The utility model belongs to the detection field, and particularly relates to an air duct tightness testing machine which solves the problems of high cost and non-adjustable height in the prior art and comprises a protective shell, wherein the top of the protective shell is fixedly connected with a protective cover through a screw, a motor is arranged in the protective cover, a threaded rod is arranged in an internal thread of the protective cover, the output end of the motor is fixedly connected with the threaded rod through a coupler, a transmission sleeve is sleeved on the external thread of the threaded rod, one side of the transmission sleeve is fixedly connected with a connecting plate through a screw, the threaded rod is driven by the motor through the arrangement of structures such as the threaded rod, the threaded rod is driven by the motor to move along the threads until the air duct is clamped by the transmission sleeve, the threaded rod drives a driving bevel gear through a synchronous belt II to drive a turntable II to rotate, the turntable II drives a pull rod to reciprocally extrude the fan to generate air into a bottom plate through an air outlet, and the effect of reducing the cost is realized by only one motor.

Description

Air duct tightness testing machine

Technical Field

The utility model relates to the technical field of detection, in particular to an air duct tightness testing machine.

Background

At present, as the ventilation pipeline system is applied more and more widely in daily life, the defect of large air leakage of the air pipe is increasingly highlighted, and the energy-saving effect of the ventilation pipeline system is directly influenced by the air leakage of the air pipe. Therefore, the tightness degree of the air-conditioning ventilation pipeline system is an important index for reflecting the installation quality of the air-conditioning system, and therefore, the air leakage measurement of the air pipe system is related to the processing and manufacturing of the air pipe, the improvement of the installation quality and the great significance on the leakage of a control system, energy conservation and consumption reduction in the operation process are realized.

The authorized bulletin number in the prior art is: CN214621639U, named as an air leakage detection device of a ventilating duct airtight system, comprises a frame, a clamping mechanism and a pressing mechanism, wherein the clamping mechanism and the pressing mechanism are arranged on the frame, the frame comprises a base and a transverse plate arranged on the base, the transverse plate is connected with the base through supporting feet, and a duct avoiding through hole is arranged in the middle of the base; the compressing mechanism comprises an air cylinder arranged on the transverse plate and a pressing block arranged on an output shaft of the air cylinder, a sealing groove is arranged in the pressing block, a gas channel is arranged in the sealing groove, and a pressure sensor is arranged in the gas channel; the clamping mechanism comprises a first clamping mechanism arranged on one side of the base and a second clamping mechanism arranged on the other side of the base, the first clamping mechanism and the second clamping mechanism are symmetrically arranged on two sides of the pipeline avoiding through hole, and the pipeline avoiding through hole is located below the pressing block. By adopting the technical scheme, the rack is used for bearing equipment devices; the clamping mechanism is used for clamping the pipeline; the compressing mechanism is used for compressing one end of the pipeline for sealing; the base is used for mounting and bearing all mechanisms; the pipeline avoiding through hole is used for avoiding the installation of the pipeline; the first clamping mechanism and the second clamping mechanism are respectively used for clamping the two sides of the pipeline; the cylinder is used for driving the pressing block, so that a sealing groove on the pressing block is sealed at one end of the pipeline; wherein the first clamping mechanism and the second clamping mechanism are arranged at 90 degrees; the pressure sensor is used for detecting the tightness of the pipeline. However, the device adopts a plurality of air cylinders for clamping the air pipes, a sensor and an air leakage tester are also used, the cost is too high, the device is unnecessary, and the height of the device is not adjustable.

Disclosure of Invention

The utility model aims to provide an air duct tightness testing machine which solves the problems of high cost and non-adjustable height.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides an tuber pipe seal test machine, includes the protective housing, the top of protective housing is through screw fixedly connected with protection casing, the internally mounted of protection casing has the motor, the internal thread of protective housing installs the threaded rod, the motor output pass through the shaft coupling with threaded rod fixed connection, the outside thread bush of threaded rod is equipped with the drive sleeve;

one side of drive sleeve is through screw fixedly connected with connecting plate, screw fixedly connected with briquetting is passed through to the bottom of connecting plate, the bottom of briquetting glues through the adhesive and glues and have the sealing washer, the inside rotation of protective housing is equipped with carousel one, carousel one with the outside common cover of threaded rod is equipped with hold-in strip one, screw fixedly connected with driving bevel gear is passed through to the bottom of carousel one, driving bevel gear meshing is connected with driven bevel gear, one side of driven bevel gear is through screw fixedly connected with connecting axle, the other end of connecting axle rotates and is equipped with bracing piece one, the other end of bracing piece one is in through screw fixedly connected with the inside of protective housing, the inside rotation of protective housing is equipped with the dead lever, the dead lever with the outside common cover of connecting axle is equipped with hold-in strip two, the one end of dead lever is in through screw fixedly connected with carousel two, the other end of bracing piece is in the inside of protective housing through screw fixedly connected with fan, the top of fan is through screw fixedly connected with pull rod, the other end of fan is in the articulated the other end is in two through screw fixedly connected with the sealing washer on the bottom plate through the inside of the same sealing washer.

Preferably, the bottom of protective housing is through screw fixedly connected with four symmetrical arrangement's hydraulic stem, the bottom of hydraulic stem is through screw fixedly connected with base.

Preferably, a detection hole is formed in the pressing block, and a pressure detector is mounted in the detection hole.

Preferably, an air inlet hole is formed in the bottom plate, and the air outlet is connected to the inside of the air inlet hole.

Preferably, the inside of protective housing has been seted up and has been erect the groove, carousel two rotate and connect the inside of erecting the groove, the inside of protective housing has been seted up the straight flute, the threaded rod rotates and connects the inside of straight flute, the straight flute with erect the groove perpendicular and communicate with each other.

Preferably, a through groove is formed in the protective shell, the threaded rod penetrates through the through groove, and the through groove is perpendicular to and communicated with the straight groove.

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

1. according to the utility model, through the arrangement of the structures such as the threaded rod, the fan and the like, the motor is started to drive the threaded rod, the transmission sleeve drives the pressing block to move along the threads until the air pipe is clamped, the threaded rod drives the driving bevel gear through the synchronous belt II to drive the rotary table II to rotate, the rotary table II drives the pull rod to reciprocally squeeze the fan to generate air to enter the bottom plate through the air outlet, and the effect of reducing the cost is realized by only one motor.

2. According to the utility model, through the arrangement of the structures such as the base and the hydraulic rods, the height can be adjusted at will through the four symmetrically arranged hydraulic rods at the bottom of the protective shell, the hydraulic control device is suitable for timely adjusting under various conditions, the restriction of the uncooked height is realized without changing equipment, and the effect of controllable height is realized.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is an overall block diagram of the present utility model;

fig. 3 is an enlarged view of the utility model at a.

In the figure: 1. a protective shell; 2. a base; 3. a protective cover; 4. a hydraulic rod; 5. a motor; 6. a threaded rod; 7. a synchronous belt I; 8. a first turntable; 9. a drive bevel gear; 10. a driven bevel gear; 11. a connecting shaft; 12. a synchronous belt II; 13. a fixed rod; 14. a second turntable; 15. a pull rod; 16. a blower; 17. a transmission sleeve; 18. a pressure detector; 19. a detection hole; 20. briquetting; 21. a seal ring; 22. a bottom plate; 23. a connecting plate; 24. and an air outlet.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, an air duct tightness testing machine comprises a protective shell 1, wherein the top of the protective shell 1 is fixedly connected with a protective cover 3 through screws, a motor 5 is installed in the protective cover 3, a threaded rod 6 is installed in internal threads of the protective shell 1, the output end of the motor 5 is fixedly connected with the threaded rod 6 through a coupler, and a transmission sleeve 17 is sleeved on external threads of the threaded rod 6;

one side of the transmission sleeve 17 is fixedly connected with a connecting plate 23 through a screw, the bottom of the connecting plate 23 is fixedly connected with a pressing block 20 through a screw, the bottom of the pressing block 20 is adhered with a sealing ring 21 through an adhesive, the inside of the protective shell 1 is rotatably provided with a first rotary table 8, the first rotary table 8 and the outside of the threaded rod 6 are sleeved with a first synchronous belt 7 together, the bottom of the first rotary table 8 is fixedly connected with a driving bevel gear 9 through a screw, the driving bevel gear 9 is meshed with a driven bevel gear 10, one side of the driven bevel gear 10 is fixedly connected with a connecting shaft 11 through a screw, the other end of the connecting shaft 11 is rotatably provided with a first supporting rod, the other end of the first supporting rod is fixedly connected with the inside of the protective shell 1 through a screw, the inside of the protective shell 1 is rotatably provided with a fixing rod 13, the fixing rod 13 and the outside of the connecting shaft 11 are sleeved with a second synchronous belt 12 together, one end of the fixing rod 13 is fixedly connected with a second rotary table 14 through a screw, the other end of the fixed rod 13 is rotatably provided with a second supporting rod, the other end of the second supporting rod is fixedly connected with the inside of the protective shell 1 through a screw, the inside of the protective shell 1 is fixedly connected with a fan 16 through a screw, the top of the fan 16 is fixedly connected with a pull rod 15 through a screw, the other end of the pull rod 15 is movably hinged on the second rotary table 14, the protective shell 1 is fixedly connected with a bottom plate 22 through a screw, the bottom plate 22 is adhered with a sealing ring 21 through an adhesive, the sealing ring 21 is in the same axis with the center of the pressing block 20, the bottom of the fan 16 is fixedly connected with an air outlet 24 through a screw, through the arrangement of structures such as a threaded rod 6, the fan 16 and the like, the starting motor 5 drives the threaded rod 6, the transmission sleeve 17 drives the pressing block 20 to move along the threads until the air pipe is clamped, the threaded rod 6 drives the driving bevel gear 9 through the second synchronous belt 12 to drive the second rotary table 14 to rotate, the second turntable 14 drives the pull rod 15 to reciprocally squeeze the fan 16 to generate wind which enters the bottom plate 22 through the air outlet 24, and the whole action is realized by only one motor 5, so that the effect of reducing the cost is realized.

Referring to fig. 2, the bottom of the protective housing 1 is fixedly connected with four symmetrically arranged hydraulic rods 4 through screws, the bottom of the hydraulic rods 4 is fixedly connected with a base 2 through screws, the height of the hydraulic rods 4 which are symmetrically arranged at the bottom of the protective housing 1 can be adjusted at will through the arrangement of the base 2, the hydraulic rods 4 which are symmetrically arranged at the bottom of the protective housing 1 are suitable for various conditions to adjust in time, the restriction of the immature height is realized without changing equipment, and the effect of height control is realized.

Referring to fig. 3, a detection hole 19 is formed in the pressing block 20, and a pressure detector 18 is installed in the detection hole 19.

Referring to fig. 1, an air inlet is formed in the bottom plate 22, and an air outlet 24 is connected to the inside of the air inlet.

Referring to fig. 1, a vertical groove is formed in the protective housing 1, a second turntable 14 is rotatably connected to the inside of the vertical groove, a straight groove is formed in the protective housing 1, a threaded rod 6 is rotatably connected to the inside of the straight groove, and the straight groove is perpendicular to and communicated with the vertical groove.

Referring to fig. 1, a through slot is formed in the protective housing 1, and the threaded rod 6 passes through the through slot, and the through slot is perpendicular to and communicated with the straight slot.

The specific implementation process of the utility model is as follows: the tuber pipe that needs to detect is placed on bottom plate 22, aim at sealing washer 21, then start motor 5, motor 5 drives threaded rod 6 rotation, the transmission cover 17 that threaded rod 6 outside thread bush was established moves downwards along the direction of screw thread, transmission cover 17 is connected with connecting plate 23, the bottom of connecting plate 23 is connected with briquetting 20, there is sealing washer 21 the bottom of connecting block, can drive briquetting 20 and remove until pressing from both sides tight tuber pipe when transmission cover 17 removes, synchronous belt one 7 that threaded rod 6 outside cover was established that motor 5 starts can drive carousel one 8 and begin to rotate, drive driving bevel gear 9 and driven bevel gear 10 simultaneously, rethread hold-in range two 12 drive carousel two 14, one side activity articulated connecting rod of carousel two 14 can drive the connecting rod and do fore-and-aft reciprocating motion, the connecting rod is connected fan 16, the continuous extrusion fan 16 produces the air current, the air current just passes into the inside entering tuber pipe of bottom plate 22 through the inside pressure detector 18 of briquetting 20 alright detect the leakproofness of play tuber pipe, and is simple in structure and with low costs.

The height can be adjusted at will through four symmetrically arranged hydraulic rods 4 at the bottom of the protective shell 1, the hydraulic rod is suitable for timely adjustment under various conditions, the restriction of the immature height is realized without changing equipment, and the effect of controllable height is realized.

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. The utility model provides an tuber pipe seal test machine, includes protective housing (1), its characterized in that: the top of the protective shell (1) is fixedly connected with a protective cover (3) through a screw, a motor (5) is installed in the protective cover (3), a threaded rod (6) is installed in internal threads of the protective shell (1), the output end of the motor (5) is fixedly connected with the threaded rod (6) through a coupler, and a transmission sleeve (17) is sleeved on external threads of the threaded rod (6);

one side of the transmission sleeve (17) is fixedly connected with a connecting plate (23) through a screw, the bottom of the connecting plate (23) is fixedly connected with a pressing block (20) through a screw, the bottom of the pressing block (20) is adhered with a sealing ring (21) through an adhesive, a first rotary table (8) is rotatably assembled in the protective shell (1), a first synchronous belt (7) is sleeved outside the first rotary table (8) and the threaded rod (6) together, a driving bevel gear (9) is fixedly connected with the bottom of the first rotary table (8) through the screw, the driving bevel gear (9) is meshed with a driven bevel gear (10), one side of the driven bevel gear (10) is fixedly connected with a connecting shaft (11) through the screw, the other end of the connecting shaft (11) is rotatably assembled with a first supporting rod, the other end of the supporting rod is fixedly connected with the inside of the protective shell (1) through the screw, a second synchronous belt (12) is sleeved outside the threaded rod (6) together, one end of the fixing rod (13) is fixedly connected with the second supporting rod (14) through the screw, the second end of the supporting rod (13) is fixedly assembled in the inside the protective shell (1), the novel air conditioner is characterized in that a fan (16) is fixedly connected to the inside of the protective shell (1) through a screw, a pull rod (15) is fixedly connected to the top of the fan (16) through the screw, the other end of the pull rod (15) is movably hinged to the rotary disc II (14), a bottom plate (22) is fixedly connected to the protective shell (1) through the screw, a sealing ring (21) is adhered to the bottom plate (22) through an adhesive, the sealing ring (21) and the center of the pressing block (20) are located on the same axis, and an air outlet (24) is fixedly connected to the bottom of the fan (16) through the screw.

2. The ductal air tightness testing machine according to claim 1, wherein: the bottom of protective housing (1) is through screw fixedly connected with four symmetrical arrangement's hydraulic stem (4), the bottom of hydraulic stem (4) is through screw fixedly connected with base (2).

3. The ductal air tightness testing machine according to claim 1, wherein: the inside of briquetting (20) has seted up detection hole (19), the internally mounted in detection hole (19) has pressure detector (18).

4. The ductal air tightness testing machine according to claim 1, wherein: an air inlet hole is formed in the bottom plate (22), and the air outlet (24) is connected to the inside of the air inlet hole.

5. The ductal air tightness testing machine according to claim 1, wherein: the utility model discloses a novel electric motor, including protective housing, carousel, vertical groove has been seted up to the inside of protective housing (1), carousel two (14) rotate to be connected the inside in vertical groove, the straight flute has been seted up to the inside of protective housing (1), threaded rod (6) rotate to be connected the inside in vertical groove, the straight flute with vertical groove is perpendicular and communicate with each other.

6. The ductal air tightness testing machine according to claim 5, wherein: the inside of protective housing (1) has seted up logical groove, threaded rod (6) pass logical groove, logical groove with straight flute is perpendicular and communicate with each other.