CN210401084U

CN210401084U - Pressure testing device for high-pressure rubber pipe

Info

Publication number: CN210401084U
Application number: CN201921302821.5U
Authority: CN
Inventors: 钱舜杰
Original assignee: Kunshan Kenxin Hydraulic Fittings Co Ltd
Current assignee: Kunshan Kenxin Hydraulic Fittings Co Ltd
Priority date: 2019-08-13
Filing date: 2019-08-13
Publication date: 2020-04-24
Anticipated expiration: 2029-08-13

Abstract

The utility model discloses a pressure test device for high-pressure rubber tube, including device shell body, booster pump, water pump and water tank, the upper end of device shell body is provided with the experimental box, the front end of experimental box can be reciprocating gliding from top to bottom and be provided with the chamber door, the fixed double-sided pinion rack that is provided with in rear surface of chamber door, the inside of device shell body has seted up the sliding chamber, it is provided with the slide bar to slide in the sliding chamber, the end fixing of slide bar is provided with two lead screws, and the screw thread of two lead screws is seted up opposite direction, and the screw thread cover is equipped with the slider on the lead screw, slider and sliding chamber sliding fit, the upper surface of device shell body is; through design one-way gear and double toothed plate, upwards promote the chamber door and can open to through the meshing of one-way gear and double toothed plate, realize the fixed to the chamber door, can realize closing the chamber door through rotating the slide bar, need not to stretch out the hand and go to drawing the chamber door, easy operation, convenient to use, and do not occupy the space around the equipment.

Description

Pressure testing device for high-pressure rubber pipe

Technical Field

The utility model belongs to the technical field of the rubber tube pressure test, concretely relates to pressure test device for high-pressure rubber tube.

Background

The rubber tube pressure test means that high-pressure gas or liquid is introduced into the rubber tube to detect the pressure resistance of the rubber tube and ensure that the produced rubber tube meets the factory requirements.

The existing pressure testing device for the high-pressure rubber tube has the advantages that a water pressure testing machine for detecting the pressure of the rubber tube is provided with an explosion-proof box door, the traditional explosion-proof box door opening mode is an upturning mode, the mode does not occupy the area around the equipment, the box door after being opened is located above the equipment, an operator with low height is difficult to close the box door, and the pressure testing device for the high-pressure rubber tube is troublesome to use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pressure test device for high-pressure rubber tube to solve the pressure test device of the current high-pressure rubber tube that proposes in the above-mentioned background art, there is the water pressure test machine that is used for detecting rubber tube pressure and all is provided with explosion-proof chamber door, and traditional explosion-proof chamber door is opened the mode and is upturning the formula, and area around the equipment is not occupied to this mode, and the chamber door after nevertheless opening is located the equipment top, and the lower operating personnel of body height is difficult to close it, uses comparatively troublesome problem.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pressure test device for high-pressure rubber pipe, includes device shell body, booster pump, water pump and water tank, the upper end of device shell body is provided with the experimental box, the front end of experimental box can be reciprocating sliding from top to bottom be provided with the chamber door, the rear surface of chamber door is fixed and is provided with double toothed plate, the sliding chamber has been seted up to the inside of device shell body, it is provided with the slide bar to slide in the sliding chamber, the end fixing of slide bar is provided with two lead screws, and opposite direction is seted up to the screw thread of two lead screws, and the lead screw upper spin closes the cover and is equipped with the slider, slider and sliding chamber sliding fit, the upper surface of device shell body is provided with the notch, the notch is stretched out to the upper end of slider, the end that stretches out of slider installs one-way gear through the pivot.

Preferably, the front end of the experimental box is provided with a buffer assembly, the buffer assembly comprises a first reset spring and a fixed rod, the lower end of the first reset spring is fixed on two sides of the front end face of the experimental box, the upper end of the first reset spring penetrates through the box door in a sliding manner, and the lower end of the outer surface of the fixed rod is sleeved with the first reset spring.

Preferably, the lower fixed surface of chamber door is provided with the couple, the front surface lower extreme of experimental box is provided with the stop pin, the stop pin includes round pin head, second torsion spring and pin rod, the pin rod slides and runs through the front surface of experimental box, and the embedded end lower surface of pin rod has seted up the recess, the one end of round pin head is passed through the pivot and is installed in the recess, second torsion spring installs in the pivot, the couple cooperatees with the round pin head.

Preferably, the one-way gear comprises an outer gear ring and an inner ring, the outer gear ring is sleeved on the outer surface of the inner ring, a tooth socket is arranged on the inner surface of the outer gear ring, an elastic sheet is arranged on the outer surface of the inner ring, and the tooth socket is matched with the elastic sheet.

Preferably, the outer surface of the slide rod is fixedly sleeved with a first torsion spring, and the other end of the first torsion spring is fixedly arranged on the inner surface of the slide cavity.

Preferably, a dustproof mechanism is arranged in the notch, the dustproof mechanism is organ type dustproof pleated cloth, and the dustproof mechanism is fixed between the two sliding blocks and between the sliding blocks and the inner wall of the notch.

Preferably, a liquid level meter is fixedly arranged on the outer side surface of the device outer shell, and openings at the upper end and the lower end of the liquid level meter extend out of the water tank through a pipeline and are connected in an airtight mode.

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

(1) through design one-way gear and double toothed plate, upwards promote the chamber door and can open to through the meshing of one-way gear and double toothed plate, realize the fixed to the chamber door, can realize closing the chamber door through rotating the slide bar, need not to stretch out the hand and go to drawing the chamber door, easy operation, convenient to use, and do not occupy the space around the equipment.

(2) Through the design buffering subassembly, when the chamber door whereabouts was closed, can produce a great impact force, cushion through the buffering subassembly, avoid the impact force to cause the damage of the observation window glass on the chamber door, set up the stop pin, the fixed chamber door of being convenient for sets up first torsion spring, is convenient for open the chamber door, sets up dustproof mechanism, prevents that the dust from falling into and influencing the cooperation of lead screw and slider in the sliding chamber.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a rear cross-sectional view of the device housing of the present invention;

fig. 3 is a cross-sectional view of the locking pin of the present invention;

fig. 4 is a cross-sectional view of the one-way gear of the present invention;

in the figure: 1. a device housing; 2. a booster pump; 3. a water pump; 4. a liquid level meter; 5. a water tank; 6. a first return spring; 7. a locking pin; 8. fixing the rod; 9. an experimental box; 10. a box door; 11. a slide chamber; 12. a slide bar; 13. a first torsion spring; 14. a screw rod; 15. a slider; 16. a one-way gear; 17. a dust-proof mechanism; 18. a double toothed plate; 19. a pin head; 20. a second torsion spring; 21. a groove; 22. a pin rod; 23. an outer gear ring; 24. an inner circular ring.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Examples

Referring to fig. 1-4, the present invention provides a technical solution: a pressure testing device for a high-pressure rubber pipe comprises a device outer shell 1, a booster pump 2, a water pump 3 and a water tank 5, wherein an experiment box 9 is arranged at the upper end of the device outer shell 1, a box door 10 is arranged at the front end of the experiment box 9 and can slide up and down in a reciprocating manner, a double-faced toothed plate 18 is fixedly arranged on the rear surface of the box door 10, a sliding cavity 11 is formed in the device outer shell 1, a sliding rod 12 is arranged in the sliding cavity 11 in a sliding manner, two lead screws 14 are fixedly arranged at the end part of the sliding rod 12, the other end of the sliding rod 12 extends out of the sliding cavity 11, a hand wheel is fixedly arranged at the end part of the extending end, the thread arrangement directions of the two lead screws 14 are opposite, a sliding block 15 is sleeved on the lead screws 14 in a rotating manner, the sliding block 15 is in sliding fit with the sliding cavity 11, a notch is formed in the upper surface of, and the one-way gear 16 is meshed with the double-face toothed plate 18, the screw rods 14 can be controlled to be screwed with the sliders 15 by rotating the hand wheel through the arrangement of the one-way gear 16 and the double-face toothed plate 18, the screwing directions of the threads of the two screw rods 14 are opposite, so that the two sliders 15 are close to or far away from each other, when the two sliders 15 are close to each other, the two one-way gears 16 are driven to contact with the double-face toothed plate 18 and be meshed with the double-face toothed plate 18, when the box door 10 is influenced by gravity to generate a downward force, the one-way gears 16 are influenced by the one-way rotation property of the one-way gears 16, the one-way gears 16 are clamped with the double-face toothed plate 18, the box door 10 is prevented from moving downwards, when the box door 10 needs to be closed, the hand wheel.

In this embodiment, the front end of experimental box 9 is provided with buffering subassembly, buffering subassembly includes first reset spring 6 and dead lever 8, the preceding terminal surface both sides at experimental box 9 are fixed to the lower extreme of first reset spring 6, the upper end of first reset spring 6 slides and runs through chamber door 10, first reset spring 6 cover is established at the surface lower extreme of dead lever 8, through setting up buffering subassembly, when chamber door 10 whereabouts is closed, can produce a great impact force, through setting up buffering subassembly, chamber door 10 slides down and contacts first reset spring 6 along dead lever 8, cushion it and finally stop rocking through first reset spring 6, avoid the impact force to cause the damage of observation window glass on chamber door 10.

In this embodiment, a hook is fixedly disposed on the lower surface of the box door 10, a locking pin 7 is disposed on the lower end of the front surface of the experiment box 9, the locking pin 7 includes a pin head 19, a second torsion spring 20, and a pin rod 22, the pin rod 22 slides through the front surface of the experiment box 9, and the lower surface of the embedded end of the pin rod 22 is provided with a groove 21, one end of the pin head 19 is arranged in the groove 21 through a rotating shaft, the second torsion spring 20 is arranged on the rotating shaft, the hook is matched with the pin head 19, by providing the locking pin 7, the door 10 slides downward, so that the hook contacts and presses the pin head 19, the pin head 19 rotates downward around the rotating shaft until the hook is positioned below the pin head 19, the pin head 19 is reset under the action of the second torsion spring 20, the hook is clamped at the lower end of the pin head 19, further, the door 10 can be fixed, and when the door 10 is opened, the pin rod 22 is pulled out, so that the operation is simple and convenient.

In this embodiment, the one-way gear 16 includes an outer gear ring 23 and an inner ring 24, the outer gear ring 23 is sleeved on the outer surface of the inner ring 24, and a tooth socket is provided on the inner surface of the outer gear ring 23, and an elastic sheet is provided on the outer surface of the inner ring 24, and the tooth socket is matched with the elastic sheet.

In this embodiment, a first torsion spring 13 is fixedly sleeved on an outer surface of the sliding rod 12, the other end of the first torsion spring 13 is fixedly arranged on an inner surface of the sliding cavity 11, the sliding rod 12 is rotated when the door 10 is closed by arranging the first torsion spring 13, the sliding rod 12 is released after the door 10 is closed, and the sliding rod 12 is rotated and reset under the action of the first torsion spring 13, so that the one-way gear 16 is reset and meshed with the double-sided toothed plate 18, and the door 10 is convenient to open.

In this embodiment, the notch is internally provided with a dustproof mechanism 17, the dustproof mechanism 17 is an organ type dustproof pleated fabric, the dustproof mechanism 17 is fixed between the two sliding blocks 15 and between the sliding blocks 15 and the inner wall of the notch, and through the arrangement of the dustproof mechanism 17, dust is prevented from falling into the sliding cavity 11 to influence the matching of the screw rod 14 and the sliding blocks 15.

In this embodiment, the fixed level gauge 4 that is provided with of lateral surface of device shell body 1, the upper and lower both ends opening of level gauge 4 stretches out in the water tank 5 and the gas tightness is connected through the pipeline, sets up level gauge 4 at the lateral surface of device shell body 1, is convenient for look over the water level in the water tank 5 and in time supply.

The model of the booster pump 2 of the utility model is ZTM-04.

The utility model discloses a theory of operation and use flow: through the arrangement of the one-way gear 16 and the double-sided toothed plate 18, the sliding rod 12 is rotated to control the screw rods 14 to be connected with the sliding blocks 15 in a screwing manner, because the screwing directions of the threads of the two screw rods 14 are opposite, the two sliding blocks 15 are close to or away from each other, when the two sliding blocks 15 are close to each other, the two one-way gears 16 are driven to contact and be meshed with the double-sided toothed plate 18, when the box door 10 needs to be opened, the box door 10 is pushed upwards, at the moment, the one-way gear 16 is meshed with the double-sided toothed plate 18, after the hands are loosened, the box door 10 can continuously rise for a certain distance under the influence of inertia, when the box door 10 generates a downward force under the influence of gravity, the one-way rotation of the one-way gear 16 is influenced by the one-way rotation of the one-way gear 16, the one-way gear 16 is clamped with the double-sided toothed plate 18, the door 10 moves downward and closes;

by arranging the buffer component, when the box door 10 falls and is closed, a larger impact force can be generated, by arranging the buffer component, the box door 10 slides downwards along the fixed rod 8 and contacts with the first return spring 6, the box door is buffered by the first return spring 6 and finally stops shaking, the damage of the observation window glass on the box door 10 caused by the impact force is avoided, by arranging the locking pin 7, the box door 10 slides downwards, so that the hook contacts and extrudes the pin head 19, the pin head 19 rotates downwards around the rotating shaft until the hook is positioned below the pin head 19, the pin head 19 resets under the action of the second torsion spring 20, the hook is clamped at the lower end of the pin head 19, the box door 10 is further fixed, when the box door 10 is opened, the pin rod 22 is pulled out, the operation is simple and convenient, by arranging the first torsion spring 13, the slide rod 12 is rotated when the box door 10 is closed, the slide rod 12 is loosened after the box door 10 is closed, the sliding rod 12 rotates and resets under the action of the first torsion spring 13, so that the one-way gear 16 resets and is meshed with the double-face toothed plate 18, the box door 10 is convenient to open, the dust prevention mechanism 17 is arranged to prevent dust from falling into the sliding cavity 11 to influence the matching of the screw rod 14 and the sliding block 15, the liquid level meter 4 is arranged on the outer side face of the device outer shell 1, and the water level in the water tank 5 is convenient to check and timely supplement.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pressure test device for high-pressure rubber pipe, includes device shell body (1), booster pump (2), water pump (3) and water tank (5), the upper end of device shell body (1) is provided with experimental box (9), the front end reciprocating sliding from top to bottom of experimental box (9) is provided with chamber door (10), its characterized in that: the fixed double-face toothed plate (18) that is provided with of rear surface of chamber door (10), smooth chamber (11) have been seted up to the inside of device shell body (1), it is provided with slide bar (12) to slide in smooth chamber (11), the end fixing of slide bar (12) is provided with two lead screws (14), and opposite direction is seted up to the screw thread of two lead screws (14), and closes the cover on lead screw (14) and be equipped with slider (15), slider (15) and smooth chamber (11) sliding fit, the upper surface of device shell body (1) is provided with the notch, the notch is stretched out to the upper end of slider (15), one-way gear (16) are installed through the pivot to the end that stretches out of slider (15), one-way gear (16) symmetric distribution is in the both sides of double-face toothed plate (18), and one-way gear (16) mesh with double-face toothed plate.

2. The pressure testing device for the high-pressure rubber hose according to claim 1, wherein: the front end of experimental box (9) is provided with buffering subassembly, buffering subassembly includes first reset spring (6) and dead lever (8), the preceding terminal surface both sides at experimental box (9) are fixed to the lower extreme of first reset spring (6), and the upper end of first reset spring (6) slides and runs through chamber door (10), the surface lower extreme at dead lever (8) is established in first reset spring (6) cover.

3. The pressure testing device for the high-pressure rubber hose according to claim 1, wherein: the lower fixed surface of chamber door (10) is provided with the couple, the front surface lower extreme of experimental box (9) is provided with stop pin (7), stop pin (7) are including round pin head (19), second torsion spring (20) and pin rod (22), pin rod (22) slide and run through the front surface of experimental box (9), and the embedding end lower surface of pin rod (22) sets up fluted (21), the one end of round pin head (19) is installed in recess (21) through the pivot, second torsion spring (20) are installed in the pivot, the couple cooperatees with round pin head (19).

4. The pressure testing device for the high-pressure rubber hose according to claim 1, wherein: the one-way gear (16) comprises an outer gear ring (23) and an inner ring (24), the outer surface of the inner ring (24) is sleeved with the outer gear ring (23), a tooth groove is formed in the inner surface of the outer gear ring (23), an elastic sheet is arranged on the outer surface of the inner ring (24), and the tooth groove is matched with the elastic sheet.

5. The pressure testing device for the high-pressure rubber hose according to claim 1, wherein: the outer surface of the sliding rod (12) is fixedly sleeved with a first torsion spring (13), and the other end of the first torsion spring (13) is fixedly arranged on the inner surface of the sliding cavity (11).

6. The pressure testing device for the high-pressure rubber hose according to claim 1, wherein: be provided with dustproof mechanism (17) in the notch, dustproof mechanism (17) are organ formula folding cloth that prevents dust, dustproof mechanism (17) are fixed between two slider (15) and between slider (15) and the notch inner wall.

7. The pressure testing device for the high-pressure rubber hose according to claim 1, wherein: the device is characterized in that a liquid level meter (4) is fixedly arranged on the outer side surface of the device outer shell (1), and openings at the upper end and the lower end of the liquid level meter (4) extend out of the water tank (5) through pipelines and are connected in an airtight mode.