CN210689970U - Car gas tightness check out test set - Google Patents
Car gas tightness check out test set Download PDFInfo
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- CN210689970U CN210689970U CN201921736707.3U CN201921736707U CN210689970U CN 210689970 U CN210689970 U CN 210689970U CN 201921736707 U CN201921736707 U CN 201921736707U CN 210689970 U CN210689970 U CN 210689970U
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- sealing
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- 238000007789 sealing Methods 0.000 claims abstract description 67
- 238000001125 extrusion Methods 0.000 claims abstract description 26
- 238000001514 detection method Methods 0.000 claims abstract description 6
- 239000000945 filler Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
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Abstract
The utility model discloses an automobile air tightness detection device, which comprises a device body, wherein a sealing gun is connected on the device body through an air duct, the upper end and the lower end of the sealing gun are symmetrically provided with a shell, a first driving mechanism is arranged in the inner cavity of the shell, a second driving mechanism is arranged on the right side of the inner cavity of the sealing gun, an air feeding pipe is arranged on the left side of the second driving mechanism, a sealing mechanism is arranged on the air feeding pipe in a sliding manner, the output end of the second driving mechanism is fixedly connected with the sealing mechanism, the automobile air tightness detection device is provided with a first driving mechanism and an extrusion rod, the extrusion rod extrudes and contacts the outer wall of the oil feeding pipe through the first driving mechanism to realize the fixation of the sealing gun and the oil feeding pipe, so that the sealing gun does not move backwards due to the reaction force when a supporting block moves towards the inside of a pipe opening, and the stable, the supporting block is in a frustum structure with a narrow left part and a wide right part, so that the sealing of the pipe orifices of the oil inlet pipes with different diameters is facilitated.
Description
Technical Field
The utility model relates to an air tightness check out test set field, in particular to car air tightness check out test set.
Background
The general gas tightness of gas tightness detection machine of car oil tank oil circuit detects, the gas tightness detects the machine and detects generally by sealed rifle, the pump, detect sensor and display screen controller and constitute, through closing the oil-out of oil tank, will seal rifle and oil tank oil feed mouth of pipe and seal, the pump is to the inside a certain amount of gas that adds of oil tank, detects the inside atmospheric pressure of oil tank through baroceptor, through display screen controller data and analytic data to judge whether the oil tank leaks gas.
The existing sealing gun can only seal the pipe orifice of the oil inlet pipe of the oil tank with a fixed diameter, and cannot seal the pipe orifice of the oil inlet pipe of the oil tank with different diameters, so that the application range of the sealing gun is greatly reduced, and therefore, the automobile air tightness detection equipment is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a main aim at provides a car gas tightness check out test set can effectively solve the problem in the background art.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a car gas tightness check out test set, includes the organism, be connected with sealed rifle through the air duct on the organism, the bottom of sealed rifle is equipped with the holding rod, installation and switch on the holding rod, the upper and lower end of sealed rifle is the symmetry and is equipped with the casing, first actuating mechanism is installed to the inner chamber of casing, first actuating mechanism's output and stripper bar fixed connection, the inner chamber right side of sealed rifle is equipped with second actuating mechanism, second actuating mechanism's left side is equipped with the gas filling pipe, the gas filling pipe left end is located the outside of sealed rifle and is equipped with baroceptor on the position that is located the outside, it is equipped with sealing mechanism to slide on the gas filling pipe, second actuating mechanism's output and sealing mechanism fixed connection.
Preferably, first actuating mechanism is the same with second actuating mechanism's structure, first actuating mechanism includes driving motor, drive nut, drive lead screw and movable rod, the inner chamber of casing rotates and is equipped with the drive lead screw, the upper end of drive lead screw and the output shaft fixed connection who is fixed in the driving motor at casing inner chamber top, the last drive nut that has cup jointed of drive lead screw, and the drive nut is last to be the front and back symmetry and is equipped with the movable rod, the lower extreme of movable rod all runs through the outer wall of sealed rifle and extends to its inner chamber and stripper bar fixed connection.
Preferably, the extrusion rod comprises a radian rod body, an elastic extrusion pad, a friction bulge and a first pressure sensor, the first pressure sensor is fixed in an inner cavity of the radian rod body, the elastic extrusion pad is fixed on the inner wall of the radian rod body, and the friction bulge is arranged on the inner wall of the elastic extrusion pad.
Preferably, the sealing mechanism comprises a supporting block, an inner elastic sealing ring, an outer elastic sealing ring and a second pressure sensor, the inner elastic sealing ring is fixed in an inner cavity of the supporting block, an air filling pipe is arranged in the inner cavity of the inner elastic sealing ring and is in sliding connection with the air filling pipe, the inner cavity wall of the inner elastic sealing ring is abutted to the outer wall of the air filling pipe, the outer elastic sealing ring is fixed on the outer wall of the supporting block, and the second pressure sensor is embedded in the supporting block.
Preferably, the supporting block is a frustum-shaped structure with a narrow left part and a wide right part, and the movable rod of the second driving mechanism is fixedly connected with the left end of the supporting block.
Preferably, the switch, the air pressure sensor, the driving motor, the first pressure sensor and the second pressure sensor are electrically connected with a display screen controller arranged on the machine body.
Compared with the prior art, the utility model discloses following beneficial effect has:
1. be equipped with first actuating mechanism, second actuating mechanism, squeeze bar and sealing mechanism, make the squeeze bar realize sealed rifle and advance oil pipe fixedly to oil pipe outer wall extrusion contact through first actuating mechanism, make the sealing mechanism supporting shoe seal the mouth of pipe through second driving motor, owing to being fixed by sealed rifle, make the supporting shoe seal the rifle when moving to mouth of pipe inside and do not move backward because of receiving the reaction force, the stable of the sealed rifle of being convenient for is sealed.
2. The supporting block is a frustum structure with a narrow left end and a wide right end, so that the left end of the supporting block can be located in an inner cavity of an oil inlet pipe orifice, the right end of the supporting block is located outside the oil inlet pipe orifice, and the diameters of the two ends of the supporting block are different, so that the sealing of the oil inlet pipe orifices with different diameters is facilitated.
Drawings
FIG. 1 is an overall structure diagram of the air tightness detecting device of the present invention;
FIG. 2 is a sealing gun diagram of the air tightness detecting device for the automobile of the present invention;
FIG. 3 is a cross-sectional view of a sealing gun of the air tightness detecting device of the present invention;
FIG. 4 is a view of the structure of the extrusion stem of the air tightness testing device of the present invention;
FIG. 5 is a right side view of the extrusion stem of the air tightness detecting device of the present invention;
fig. 6 is the utility model relates to a support block composition of car gas tightness check out test set.
In the figure: 1. a body; 2. sealing the gun; 3. a hand-held lever; 4. a switch; 5. a second drive mechanism; 6. a housing; 7. an air adding pipe; 8. an air pressure sensor; 9. a first drive mechanism; 91. a drive motor; 92. A drive nut; 93. driving the screw rod; 94. a movable rod; 10. an extrusion stem; 101. a radian rod body; 102. An elastic pressing pad; 103. a friction projection; 104. a first pressure sensor; 11. a sealing mechanism; 111. A support block; 112. an inner elastic sealing ring; 113. an outer elastic seal ring; 114. a second pressure sensor.
Detailed Description
In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; 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 in specific cases to those skilled in the art.
As shown in fig. 1-6, an automobile air tightness detection device comprises a machine body 1, a sealing gun 2 is connected to the machine body 1 through an air duct, a holding rod 3 is arranged at the bottom of the sealing gun 2, a switch 4 is mounted on the holding rod 3, a shell 6 is symmetrically arranged at the upper end and the lower end of the sealing gun 2, a first driving mechanism 9 is mounted in an inner cavity of the shell 6, the output end of the first driving mechanism 9 is fixedly connected with an extrusion rod 10, a second driving mechanism 5 is arranged on the right side of the inner cavity of the sealing gun 2, an air filling pipe 7 is arranged on the left side of the second driving mechanism 5, an air pressure sensor 8 is arranged on a position, located on the outer side of the sealing gun 2, of the left end of the air filling pipe 7, a sealing mechanism 11 is slidably arranged on the air filling pipe 7, and the output end of the.
The first driving mechanism 9 and the second driving mechanism 5 have the same structure, the first driving mechanism 9 comprises a driving motor 91, a driving nut 92, a driving screw 93 and a movable rod 94, the inner cavity of the shell 6 is rotatably provided with the driving screw 93, the upper end of the driving screw 93 is fixedly connected with an output shaft of the driving motor 91 fixed on the top of the inner cavity of the shell 6, the driving screw 93 is sleeved with the driving nut 92, and the driving nut 92 is symmetrically provided with movable rods 94 in front and back, the lower ends of the movable rods 94 penetrate through the outer wall of the sealing gun 2 and extend to the inner cavity of the sealing gun to be fixedly connected with the extrusion rod 10, the first driving mechanism 9 can push the two groups of extrusion rods 10 to extrude and fix the outer wall of the pipe orifice of the oil inlet pipe of the circular oil tank, the sealing mechanism 11 can be pushed to slide on the gas filling pipe 7 through the second driving mechanism 5, so that the sealing mechanism 11 seals the pipe orifice of the oil inlet pipe of the oil tank.
The sealing mechanism 11 comprises a supporting block 111, an inner elastic sealing ring 112, an outer elastic sealing ring 113 and a second pressure sensor 114, the inner elastic sealing ring 112 is fixed in an inner cavity of the supporting block 111, the inner cavity of the inner elastic sealing ring 112 is provided with an air filling pipe 7 and is in sliding connection with the air filling pipe 7, the inner cavity wall of the inner elastic sealing ring 112 is abutted to the outer wall of the air filling pipe 7, the outer elastic sealing ring 113 is fixed on the outer wall of the supporting block 111, the second pressure sensor 114 is embedded in the supporting block 111, the outer wall of the outer elastic sealing ring 113 can be in extrusion sealing with the inner cavity wall of the oil tank oil inlet pipe orifice, the pressure between the outer elastic sealing ring 113 and the oil tank oil inlet pipe orifice is detected through the second pressure sensor 114, the inner elastic sealing ring 112 is in sliding abutment.
The supporting block 111 is a frustum-shaped structure with a narrow left end and a wide right end, so that the left end of the supporting block 111 is located in the inner cavity of the pipe opening of the oil inlet pipe, the right end of the supporting block 111 is located outside the pipe opening of the oil inlet pipe, sealing of the pipe openings of the oil inlet pipes with different diameters is facilitated, the movable rod 94 of the second driving mechanism 5 is fixedly connected with the left end of the supporting block 111, and the supporting block 111 is pushed to move on the gas filling pipe 7 through the second driving mechanism 5.
Switch 4, baroceptor 8, driving motor 91, first pressure sensor 104 and second pressure sensor 114 all with the display screen controller electric connection that is equipped with on organism 1, be convenient for to the data receiving of sensor handle and the control to equipment.
It should be noted that the present invention relates to an automobile air tightness detecting device, the mouth of an oil inlet pipe of an oil tank is located in the cylinder cavity at the front end of a sealing gun 2, the left ends of a supporting block 111 and an air adding pipe 7 are both located in the mouth cavity, a driving motor 91 of a first driving mechanism 9 is operated through a switch 4 to drive a driving screw 93 to rotate, a movable rod 94 drives an extrusion rod 10 to extrude the side wall of the mouth through a driving nut 92, a first pressure sensor 104 is used to detect pressure, when a display screen controller on a machine body 1 detects that the pressure of the first pressure sensor 104 reaches a certain set value, and the driving motor 91 is controlled to be turned off, a prompter on the machine body 1 will send a prompt sound to indicate that the work is finished and enter the next stage, a second driving mechanism 5 is controlled to operate through the switch 4, so that the motor drives the movable rod 94 to move, thereby extruding the, the supporting block 111 is enabled to move towards the inner cavity of the pipe orifice, the pipe orifice can be firmly sealed through the outer elastic sealing ring 113 arranged on the outer wall of the supporting block 111, the pressure between the outer part of the outer elastic sealing ring 113 and the inner cavity wall of the pipe orifice is detected through the second pressure sensor 114, when the display screen controller on the machine body 1 detects that the pressure of the second pressure transmitter 114 reaches a certain set value, the motor is controlled to be turned off, the prompter on the machine body 1 can send out prompting sound to indicate that the next stage is started after the work is finished, the air pump in the machine body 1 works through the switch 4, a certain amount of gas is added into the oil tank through the air adding pipe 7, the air pressure value in the oil tank is detected through the air pressure sensor 8, when the air pressure value in the oil tank after the gas is added is gradually reduced or the air pressure value before and after the gas is added is obviously changed, the, the supporting block 111 is a frustum-shaped structure with a narrow left end and a wide right end, so that the left end of the supporting block 111 can be located in an inner cavity of an oil inlet pipe orifice, the right end of the supporting block 111 is located outside the oil inlet pipe orifice, and the diameter difference exists at the two ends of the supporting block 111, so that the sealing of the oil inlet pipe orifices with different diameters is facilitated.
The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides an automobile air tightness detection equipment, includes organism (1), its characterized in that: the machine body (1) is connected with a sealing gun (2) through an air duct, the bottom of the sealing gun (2) is provided with a holding rod (3), the hand-held rod (3) is provided with a switch (4), the upper end and the lower end of the sealing gun (2) are symmetrically provided with a shell (6), a first driving mechanism (9) is arranged in the inner cavity of the shell (6), the output end of the first driving mechanism (9) is fixedly connected with the extrusion rod (10), a second driving mechanism (5) is arranged on the right side of the inner cavity of the sealing gun (2), an air adding pipe (7) is arranged on the left side of the second driving mechanism (5), an air pressure sensor (8) is arranged on the part, located on the outer side, of the left end of the air adding pipe (7) and located on the outer side of the sealing gun (2), the air adding pipe (7) is provided with a sealing mechanism (11) in a sliding mode, and the output end of the second driving mechanism (5) is fixedly connected with the sealing mechanism (11).
2. The automobile air tightness detecting device according to claim 1, characterized in that: first actuating mechanism (9) are the same with the structure of second actuating mechanism (5), first actuating mechanism (9) include driving motor (91), drive nut (92), drive lead screw (93) and movable rod (94), the inner chamber of casing (6) rotates and is equipped with drive lead screw (93), the upper end of drive lead screw (93) and the output shaft fixed connection who is fixed in driving motor (91) at casing (6) inner chamber top, drive lead screw (93) are gone up to have cup jointed drive nut (92), and are on drive nut (92) around the symmetry be equipped with movable rod (94), the lower extreme of movable rod (94) all runs through the outer wall of sealed rifle (2) and extends to its inner chamber and extrusion stem (10) fixed connection.
3. The automobile air tightness detecting device according to claim 1, characterized in that: the extrusion rod (10) comprises a radian rod body (101), an elastic extrusion pad (102), a friction bulge (103) and a first pressure sensor (104), wherein the inner cavity of the radian rod body (101) is fixed with the first pressure sensor (104), the elastic extrusion pad (102) is fixed on the inner wall of the radian rod body (101), and the friction bulge (103) is arranged on the inner wall of the elastic extrusion pad (102).
4. The automobile air tightness detecting device according to claim 1, characterized in that: sealing mechanism (11) are including supporting shoe (111), interior elasticity sealing washer (112), outer elasticity sealing washer (113) and second pressure sensor (114), the inner chamber of supporting shoe (111) is fixed with interior elasticity sealing washer (112), the inner chamber of interior elasticity sealing washer (112) is equipped with air filler pipe (7) and with air filler pipe (7) sliding connection, the inner chamber wall of interior elasticity sealing washer (112) is inconsistent with the outer wall of air filler pipe (7), the outer wall of supporting shoe (111) is fixed with outer elasticity sealing washer (113), embedding has second pressure sensor (114) on supporting shoe (111).
5. The automobile air tightness detecting device according to claim 4, characterized in that: the supporting block (111) is of a frustum-shaped structure with a narrow left part and a wide right part, and a movable rod (94) of the second driving mechanism (5) is fixedly connected with the left end of the supporting block (111).
6. The automobile air tightness detecting device according to claim 1, characterized in that: switch (4), baroceptor (8), driving motor (91), first pressure sensor (104) and second pressure sensor (114) all with organism (1) be equipped with display screen controller electric connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736707.3U CN210689970U (en) | 2019-10-16 | 2019-10-16 | Car gas tightness check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736707.3U CN210689970U (en) | 2019-10-16 | 2019-10-16 | Car gas tightness check out test set |
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| Publication Number | Publication Date |
|---|---|
| CN210689970U true CN210689970U (en) | 2020-06-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921736707.3U Active CN210689970U (en) | 2019-10-16 | 2019-10-16 | Car gas tightness check out test set |
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| CN (1) | CN210689970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111981221A (en) * | 2020-09-18 | 2020-11-24 | 珠海格力智能装备有限公司 | Connecting device and automatic detection system with same |
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2019
- 2019-10-16 CN CN201921736707.3U patent/CN210689970U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111981221A (en) * | 2020-09-18 | 2020-11-24 | 珠海格力智能装备有限公司 | Connecting device and automatic detection system with same |
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