CN217442783U - Device is examined to car compressor cylinder body hourglass - Google Patents

Abstract

The utility model discloses a device is examined to automobile compressor cylinder body hourglass, including the hourglass water tank of examining that has inlet tube and outlet pipe, the internally mounted who leaks the water tank of examining has the positioning seat, installs the suction nozzle on the positioning seat, is located the hourglass of positioning seat top and examines and install the mechanism of exerting pressure to the lid effect on the water tank, is located the mechanism of exerting pressure two of installing the stifled effect of electromagnetic valve stopper on the hourglass water tank of examining of positioning seat one side. Utilize a pair of lid of mechanism of exerting pressure to exert pressure to handle, mechanism of exerting pressure carries out the stifled processing of stopper to two pairs of electromagnetic valve ports, to leaking examining the inside water of filling up of water tank, and is full of gas through the suction nozzle to lid inside again afterwards, judges whether gas tightness defect appears through having or not produced bubble of gas leakage, and the blast increase intracavity through the suction nozzle is with the extraoral pressure differential, does benefit to the effect that realizes the short-term test, and detects more accurately, high-efficient than current method.

Description

Device is examined to car compressor cylinder body hourglass

Technical Field

The utility model belongs to compressor gas tightness detection area, concretely relates to device is missed to car compressor cylinder body.

Background

The compressor is a driven fluid machine that raises low-pressure gas to high-pressure gas, and is the heart of a refrigeration system. The air-tightness of the shell is an extremely important performance index because the air-tightness of the shell provides power for the refrigeration cycle by sucking low-temperature and low-pressure refrigerant gas from the air suction pipe, driving the piston to compress the refrigerant gas through the operation of the motor and discharging the high-temperature and high-pressure refrigerant gas to the exhaust pipe.

In the method for detecting the air tightness of the compressor in the prior art, the cover body is placed in a water pool for detection under the action of pressure applied to the top, and the pressure difference of the water phase on the outer side to the cavity of the inner side cover is small, so the tendency of water entering the cover body is poor, the phenomenon of large leakage can be detected only, accurate detection before assembly cannot be realized, once the water flows into a subsequent assembly process, once the air leakage phenomenon occurs, the problem can be solved by discharging the water one by one, and the air leakage detection method needs to be reworked, so that the production efficiency is influenced, the production cost is increased, and the detection speed is low.

Disclosure of Invention

In order to solve the technical problem, the inventor reachs through practice and summary the utility model discloses a device is missed to car compressor cylinder body, including the water tank that leaks to examine that has inlet tube and outlet pipe, the internally mounted who leaks to examine the water tank has the positioning seat, installs the suction nozzle on the positioning seat, is located the leak of positioning seat top and examines and install the mechanism of exerting pressure one to the lid effect on the water tank, is located the leak of positioning seat one side and examines and install the mechanism of exerting pressure two to the stifled effect of electromagnetic valve stopper on the water tank. Utilize a pair of lid of mechanism of exerting pressure to exert pressure to handle, mechanism of exerting pressure carries out the stifled processing of stopper to two pairs of electromagnetic valve ports, to leaking examining the inside water of filling up of water tank, and is full of gas through the suction nozzle to lid inside again afterwards, judges whether gas tightness defect appears through having or not produced bubble of gas leakage, and the blast increase intracavity through the suction nozzle is with the extraoral pressure differential, does benefit to the effect that realizes the short-term test, and detects more accurately, high-efficient than current method.

Further preferred scheme, mechanism of exerting pressure one includes mounting bracket one and mounting bracket two, installs cylinder one on the mounting bracket one, rotates on the mounting bracket two and installs the flywheel dish, rotates on the flywheel dish and installs two connecting rods that the symmetry set up, and the one end of two connecting rods is rotated respectively and is installed guide arm one and guide arm two, and the free end of guide arm one rotates the installation with the output of cylinder one and guide arm one and mounting bracket sliding fit, and two slidable mounting of guide arm are on mounting bracket two, and the bottom of guide arm two is installed and is the pressure claw one that isosceles triangle laid.

In a further preferred scheme, the second pressure applying mechanism comprises a second air cylinder installed on the second installation frame, a third guide rod in sliding fit with the second installation frame and the missed detection water tank is installed at the output end of the second air cylinder, a push plate is rotatably installed at the bottom of the third guide rod, the push plate is in sliding fit with the bottom of the missed detection water tank, and a second pressure claw for applying pressure to the electromagnetic valve plug is installed on the push plate.

Further preferably, a nylon block corresponding to a position of a reserved positioning area on the cover body is installed at the bottom of the first pressing claw. The nylon block is utilized to vertically act on the cover body, so that the cover body is in close contact with the positioning seat, and the characteristics of the nylon block are utilized to protect the structure of the cover body and the use performance of the nylon block.

In a further preferred scheme, a ball head structure is arranged on one side of the second pressing claw relative to the cover body, and an elastic rubber layer is arranged on the outer side of the ball head structure. Utilize the bulb structure to come to carry out the shutoff to its electromagnetism valve port and handle, more do benefit to the shutoff of electromagnetism valve port, owing to just the elasticity rubber layer can further improve sealing performance.

Further preferably, the positioning seat is provided with an elastic sealing gasket, and the elastic sealing gasket is used to deform the nylon block when the nylon block presses the cover body of the nylon block, so that the inside of the cover body is ensured to be a sealing space.

Compared with the prior art, the utility model discloses can obtain following technological effect:

1. compared with the prior art, the technical scheme of the utility model, utilize a pair of lid of mechanism of exerting pressure to exert pressure to handle, mechanism of exerting pressure carries out the stifled processing of stopper to two pair of electromagnetic valve ports, to the inside water of annotating of leak testing water tank, it is full of gas to pass through the suction nozzle to lid inside again afterwards, judge whether gas tightness defect appears through having or not gas produced bubble of leakage, the bulging through the suction nozzle increases intracavity and the extraluminal pressure differential, do benefit to the effect that realizes the short-term test, and detect more accurate, high-efficient relative current method.

2. Compared with the prior art, the technical scheme of the utility model, utilize the nylon piece to the perpendicular effect of lid, cause lid and positioning seat in close contact with, and through the use of nylon piece, utilize the performance of its characteristic protection lid structure and self.

3. Compared with the prior art, the technical scheme of the utility model, one side of the relative lid of pressure claw two is provided with the bulb structure, and the elastic rubber layer is installed in the outside of bulb structure. Utilize the bulb structure to carry out the shutoff to its electromagnetism valve port and handle, more do benefit to the shutoff of electromagnetism valve port, owing to just the elasticity rubber layer can further improve sealing performance.

4. Compared with the prior art, the technical scheme of the utility model, install the elastic sealing pad on the positioning seat, utilize the use of elastic sealing pad, when the nylon piece is exerted pressure to its lid, can take place to warp it, more do benefit to and guarantee that its lid is inside to be enclosure space.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

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

fig. 2 is a front view of the first pressing claw in fig. 1 according to the present invention;

fig. 3 is a bottom view of the first pressing claw in fig. 1 according to the present invention;

fig. 4 is a partial view of a second pressing mechanism inside the leak detection water tank of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

The application of the principles of the present invention will be further described with reference to the accompanying drawings and specific embodiments.

Example 1

As shown in fig. 1 to 4, an automobile compressor cylinder body leakage detection device comprises a leakage detection water tank 10 with a water inlet pipe 11 and a water outlet pipe 12, a positioning seat 20 is installed inside the leakage detection water tank 10, an air inlet nozzle 21 is installed on the positioning seat 20, the air inlet nozzle 21 is externally connected with an air source, a first pressure mechanism acting on a cover body is installed on the leakage detection water tank 10 above the positioning seat 20, the first pressure mechanism comprises a first mounting frame 30 and a second mounting frame 40 which are installed above the leakage detection water tank 10, a first air cylinder 31 is installed on the first mounting frame 30, a flywheel disc 32 is rotatably installed on the second mounting frame 40, two symmetrically arranged connecting rods 33 are rotatably installed on the flywheel disc 32, a first guide rod 34 and a second guide rod 35 are rotatably installed at one end of each connecting rod 33, a free end of the first guide rod 34 is rotatably installed with an output end of the first air cylinder 31, the first guide rod is in sliding fit with the first mounting frame 30, the second guide rod 35 is slidably installed on the second mounting frame 40, the bottom of the second guide rod 35 is provided with a first pressing claw 36 distributed in an isosceles triangle. The output end of the first cylinder 31 is recovered, the first guide rod 34 moves upwards to drive the connecting rod 33 to move upwards and rotate upwards at the same time, the flywheel disc 32 is driven to rotate by a certain angle, the other connecting rod 33 rotates downwards and pushes the second guide rod 35 to move downwards, so that the first pressing claw 36 presses the cover body on the positioning seat 20, and the vertical pressing effect of the cover body is realized.

A second pressure applying mechanism for applying pressure to the electromagnetic valve plug is installed on the leak detection water tank 10 on one side of the positioning seat 20, the second pressure applying mechanism comprises a second air cylinder 41 installed on the second installation frame 40, a third guide rod 42 in sliding fit with the second installation frame 40 and the leak detection water tank 10 is installed at the output end of the second air cylinder 41, an adapter rod 45 is rotatably installed at the bottom of the third guide rod 42, a push plate 43 is rotatably installed at one end, away from the third guide rod 42, of the adapter rod 45, the push plate 43 is in sliding fit with the bottom of the leak detection water tank 10, and a second pressing claw 44 for applying pressure to the electromagnetic valve plug is installed on the push plate 43. The cover body needs to be provided with an air nozzle (used for blocking the air port) at the air port, the air cylinder II 41 drives the guide rod III 42 to move downwards and drives the push plate to transversely move along the bottom of the leak detection water tank 10, so that the electromagnetic valve port is blocked by the pressing claw II 44, the bottom of the cover body is tightly contacted with the positioning seat 20 by matching with the pressing claw I36, so that a closed space is enclosed inside the cover body, water is injected into the leak detection water tank 10, after the height of the cover body is 10-15 cm, the cover body is inflated through the air inlet nozzle 21, the interval is 10-20s, whether bubbles are generated inside the leak detection water tank is observed, if not, the air tightness meets the requirement, and if the bubbles are unqualified, rework processing is needed.

Example 2

As shown in fig. 1 and fig. 2, on the basis of the above embodiment, the following improvement is made, and a nylon block 361 corresponding to the position of the reserved positioning area on the cover body is installed at the bottom of the first pressing claw 36. The nylon block 361 acts vertically on the cover body, so that the cover body is in close contact with the positioning seat 20, and the characteristics of the nylon block 361 are utilized to protect the structure of the cover body and the service performance of the cover body.

Example 3

As shown in fig. 4, on the basis of the above embodiment, a ball head structure 441 is disposed on one side of the second pressing claw 44 opposite to the cover body, and an elastic rubber layer 442 is mounted on the outer side of the ball head structure 441. Utilize bulb structure 441 to carry out the shutoff to its electromagnetism valve port and handle, more do benefit to the shutoff of electromagnetism valve port, owing to just elasticity rubber layer 442 can further improve sealing performance.

Example 4

As shown in fig. 1, on the basis of the above embodiment, an elastic sealing gasket 22 is installed on the positioning seat 20, and by using the elastic sealing gasket 22, when the nylon block 361 presses the cover body, it can deform, which is more beneficial to ensure that the inside of the cover body is a sealed space.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The device for detecting the leakage of the cylinder body of the automobile compressor is characterized by comprising a leakage detection water tank with a water inlet pipe and a water outlet pipe, wherein a positioning seat is arranged inside the leakage detection water tank, an air inlet nozzle is arranged on the positioning seat, a first pressure applying mechanism acting on a cover body is arranged on the leakage detection water tank positioned above the positioning seat, and a second pressure applying mechanism acting on the blockage of an electromagnetic valve is arranged on the leakage detection water tank positioned on one side of the positioning seat.

2. The automobile compressor cylinder body leakage detection device according to claim 1, wherein the first pressure applying mechanism comprises a first mounting frame and a second mounting frame, a first air cylinder is mounted on the first mounting frame, a flywheel disc is rotatably mounted on the second mounting frame, two connecting rods which are symmetrically arranged are rotatably mounted on the flywheel disc, a first guide rod and a second guide rod are respectively rotatably mounted at one ends of the two connecting rods, the free end of the first guide rod is rotatably mounted with the output end of the first air cylinder, the first guide rod is in sliding fit with the first mounting frame, the second guide rod is slidably mounted on the second mounting frame, and a first pressing claw which is distributed in an isosceles triangle shape is mounted at the bottom of the second guide rod.

3. The automobile compressor cylinder body leak detection device according to claim 2, wherein the second pressure applying mechanism comprises a second air cylinder mounted on the second mounting frame, a third guide rod in sliding fit with the second mounting frame and the leak detection water tank is mounted at an output end of the second air cylinder, a push plate is rotatably mounted at the bottom of the third guide rod, the push plate is in sliding fit with the bottom of the leak detection water tank, and a second pressing claw for applying pressure to the electromagnetic valve plug is mounted on the push plate.

4. The automobile compressor cylinder body omission detecting device as claimed in claim 2, wherein a nylon block corresponding to a position of a positioning area reserved on the cover body is mounted at the bottom of the first pressing claw.

5. The automobile compressor cylinder body leak detection device according to claim 3, wherein a ball head structure is arranged on one side of the second pressing claw relative to the cover body, and an elastic rubber layer is arranged on the outer side of the ball head structure.

6. The automobile compressor cylinder body missing detection device according to claim 1, wherein the positioning seat is provided with an elastic sealing gasket.

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