CN214793656U - Air tightness testing device for cylinder body - Google Patents
Air tightness testing device for cylinder body Download PDFInfo
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- CN214793656U CN214793656U CN202121309138.1U CN202121309138U CN214793656U CN 214793656 U CN214793656 U CN 214793656U CN 202121309138 U CN202121309138 U CN 202121309138U CN 214793656 U CN214793656 U CN 214793656U
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- cabinet
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- sealing plate
- cylinder body
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Abstract
The utility model discloses a cylinder body airtightness testing device, which relates to the technical field of cylinder body airtightness detection, and comprises a cabinet, a cabinet door and a machine cavity, wherein a mechanism for clamping and sealing the cylinder body is arranged in the machine cavity, the mechanism comprises a motor arranged outside the cabinet, a double-head screw arranged inside the machine cavity, an electric push rod, a first L-shaped connecting rod and a second L-shaped connecting rod, the double-head screw is horizontally and transversely arranged at the top of the machine cavity, the power output end of the motor is connected with one end of the double-head screw, a first moving seat is slidably sleeved on the double-head screw, and a second moving seat and a third moving seat are connected in a threaded transmission manner, the utility model is suitable for the airtightness detection of the cylinder bodies of engines of motorcycles, automobiles and the like, and can seal a plurality of openings on the cylinder bodies with different sizes through the arranged movable first sealing plate, the second sealing plate and the third sealing plate, meanwhile, the clamping and fixing of the cylinder body are realized, and the air tightness detection of the cylinder body is realized by utilizing a water supply and return system.
Description
Technical Field
The utility model relates to a cylinder body airtight detection technical field, concretely relates to cylinder body gas tightness testing arrangement.
Background
The cylinder block is an important component of the engine, is a cylindrical empty chamber in the engine, is internally provided with a piston pushed by the pressure or expansion force of working fluid, connects each cylinder and a crankcase into a whole, is a supporting framework for mounting the piston, a crankshaft, other parts and accessories, and has extremely high requirement on air tightness. The surface of the cylinder is provided with a plurality of openings, and the openings on the surface of the cylinder need to be sealed when the air tightness of the cylinder is tested.
SUMMERY OF THE UTILITY MODEL
To the problem among the prior art, the utility model provides a cylinder body gas tightness testing arrangement.
In order to achieve the purpose, the utility model discloses a following technical scheme realizes:
a gas tightness testing device for a cylinder body comprises a cabinet, a cabinet door and a cabinet cavity, wherein a mechanism for clamping and fixing a sealed cylinder body is arranged in the cabinet cavity, the mechanism comprises a motor arranged on the outer side of the cabinet, a double-head screw rod arranged in the cabinet cavity, an electric push rod, a first L-shaped connecting rod and a second L-shaped connecting rod, the double-head screw rod is horizontally and transversely erected at the top of the cabinet cavity, two ends of the double-head screw rod are respectively and rotatably connected with the side part of the cabinet on the corresponding side, the power output end of the motor is connected with one end of the double-head screw rod, the double-head screw rod comprises an optical axis section in the middle of the double-head screw rod, a left thread section and a right thread section which are respectively positioned on two sides, external threads arranged on the left thread section and the right thread section are just opposite, a first moving seat is sleeved on the optical axis section in a sliding manner, a second moving seat is sleeved on the left thread section, a third moving seat is sleeved on the right thread section, a strip-shaped boss is arranged on the top wall of the cabinet above the first moving seat, the bottom of the boss is provided with a sliding chute, the top of the first movable seat is vertically connected with a sliding rod, and the top end of the sliding rod is inserted in the sliding chute; a screw rod nut a is arranged in the second movable seat and is in screw transmission connection with the left threaded section, a screw rod nut b is arranged in the third movable seat and is in screw transmission connection with the right threaded section; the tail end of a motor of the electric push rod is fixedly connected to the bottom of the first moving seat, the power telescopic end of the electric push rod is vertically connected with a first sealing plate, the top end of the first L-shaped connecting rod is vertically fixedly connected to the bottom of the second moving seat, the bottom end of the first L-shaped connecting rod is vertically connected with a second sealing plate, the top end of the second L-shaped connecting rod is vertically fixedly connected to the bottom of the third moving seat, and the bottom end of the second L-shaped connecting rod is vertically connected with a third sealing plate; the water tank is arranged at the bottom of the cabinet, clear water is filled in the water tank, a water inlet pipe and a water outlet pipe are connected between the water tank and the cabinet, one end of the water inlet pipe is communicated to the upper part of the cabinet cavity, the other end of the water inlet pipe is communicated to the lower part of the inner cavity of the water tank, a water pumping motor is arranged on the water inlet pipe, one end of the water outlet pipe is communicated to the lower part of the cabinet cavity, the other end of the water outlet pipe is communicated to the upper part of the inner cavity of the water tank, and a water valve switch is arranged on the water outlet pipe.
Furthermore, a seat plate is vertically connected to the outer side of the cabinet, and the motor is horizontally and fixedly mounted on the seat plate.
Furthermore, a glass isolating window is arranged on the cabinet door.
Furthermore, a sealing rubber gasket a is arranged on the bottom plate surface of the first sealing plate; a sealing rubber gasket b is arranged on the side plate surface of the second sealing plate; and a sealing rubber gasket c is arranged on the side plate surface of the third sealing plate.
Furthermore, a drying lamp is arranged in the machine cavity and is arranged at the upper part of the first L-shaped connecting rod or/and the second L-shaped connecting rod.
The utility model discloses following beneficial effect has:
the utility model is suitable for a leakproofness of engine cylinder bodies such as motorcycle, car detects, can reach through the mobile first closing plate that is equipped with, second closing plate and third closing plate seal up a plurality of openings on the not equidimension cylinder body of equidimension, it is fixed to also realize the clamping of cylinder body simultaneously, utilize water supply return system (water tank, inlet tube, outlet pipe, the motor that draws water, water valve switch) to reach the gas tightness detection to the cylinder body, it is simple convenient to detect the operation mode, time saving and labor saving, the testing result is accurate.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 is a schematic view of the external structure of the air tightness testing device of the present invention;
FIG. 2 is a schematic view of the internal structure of the air tightness testing device of the present invention;
FIG. 3 is a schematic view b of the internal structure of the air tightness testing device of the present invention;
FIG. 4 is a schematic view of a partial structure of the air tightness testing device of the present invention;
labeled as: 1. a cabinet; 101. a cabinet door; 102. a foot support; 103. locking; 104. a machine cavity; 105. a boss; 106. a chute; 107. a glass partition window; 2. a motor; 3. a double-ended lead screw; 301. a light axis segment; 302. a left threaded section; 303. a right thread segment; 4. an electric push rod; 5. a first L-shaped link; 6. a second L-shaped link; 7. a seat plate; 8. a first movable base; 801. a slide bar; 9. a second movable base; 10. a third movable seat; 11. a first sealing plate; 12. a second sealing plate; 13. a third sealing plate; 14. a water tank; 15. a water inlet pipe; 16. a water outlet pipe; 17. a water pumping motor; 18. a water valve switch; 19. a drying lamp; 20. a cylinder block.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings in the embodiments of the present invention are combined below to clearly and completely describe the technical solutions in the embodiments of the present invention.
In the description of the present invention, it is to be noted that, unless otherwise specified, "a plurality" means two or more; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, it should be noted that unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be construed broadly, as if they were fixed or removable or integrally connected, for example; the connection can be mechanical connection or circuit connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as the case may be, by those of ordinary skill in the art.
A cylinder block airtightness testing device is shown in figures 1-4, and has the following structure:
including rack 1, cabinet door 101 and locate four heel braces 102 of the corner of rack 1 bottom, be equipped with the hasp 103 that is used for pinning cabinet door 101 at 1 lateral part of rack, when cabinet door 101 closes to lock, machine chamber 104 is sealed with the outside is isolated.
The power output end of the motor 2 is connected with one end of a double-head screw 3, the double-head screw 3 comprises an optical axis section 301 in the middle, a left thread section 302 and a right thread section 303 which are respectively positioned at two sides, external threads arranged on the left thread section 302 and the right thread section 303 are just opposite, a first moving seat 8 is sleeved on the optical axis section 301, a second moving seat 9 is sleeved on the left thread section 302, and a third moving seat 10 is sleeved on the right thread section 303, wherein the first moving seat 8 is slidably arranged on the optical axis section 301, a strip-shaped boss 105 is arranged on the top wall of the cabinet 1 above the first moving seat 8, a sliding groove 106 is arranged at the bottom of the boss 105, a sliding rod 801 is vertically connected to the top of the first moving seat 8, and the top end of the sliding rod 801 is inserted into the sliding groove 106; a screw nut a (not shown) is arranged in the second movable seat 9 and is in screw transmission connection with the left thread section 302, and a screw nut b (not shown) is arranged in the third movable seat 10 and is in screw transmission connection with the right thread section 303.
According to the above, the electric push rod 4 is vertically inverted, the tail end of the motor 2 is fixedly installed at the bottom of the first moving seat 8, the power telescopic end of the electric push rod 4 is vertically connected with the first sealing plate 11, and further, a sealing rubber gasket a (not shown) is arranged on the bottom plate surface of the first sealing plate 11; the top end of the first L-shaped connecting rod 5 is vertically and fixedly connected to the bottom of the second moving seat 9, the bottom end of the first L-shaped connecting rod 5 is vertically connected to a second sealing plate 12, and further, a sealing rubber gasket b (not shown) is arranged on the side plate surface of the second sealing plate 12; the top end of the second L-shaped connecting rod 6 is vertically fixed at the bottom of the third moving seat 10, the bottom end of the second L-shaped connecting rod 6 is vertically connected with a third sealing plate 13, and further, a sealing rubber gasket c (not shown) is arranged on the side plate surface of the third sealing plate 13.
A water tank 14 is arranged at the bottom of the cabinet 1, clear water is filled in the water tank 14, the water tank 14 is positioned between the four foot supports 102, a water inlet pipe 15 and a water outlet pipe 16 are connected between the water tank 14 and the cabinet 1, one end of the water inlet pipe 15 is communicated to the upper part of the machine cavity 104, the other end of the water inlet pipe 15 is communicated to the lower part of the inner cavity of the water tank 14, a water pumping motor 172 is arranged on the water inlet pipe 15, and the water pumping motor 172 is used for conveying the clear water to the bottom of the machine cavity 104; one end of the water outlet pipe 16 is communicated with the lower part of the machine cavity 104, the other end of the water outlet pipe 16 is communicated with the upper part of the inner cavity of the water tank 14, a water valve switch 18 is arranged on the water outlet pipe 16, and the water valve switch 18 is used for controlling clean water in the machine cavity 104 to flow back to the water tank 14.
Based on the foregoing, in order to facilitate the observation of the inside of the cabinet 104 from the outside, the cabinet door 101 is provided with a glass partition 107.
In addition, in order to dry the tested cylinder block, a drying lamp 19 is further arranged in the machine cavity 104, and the drying lamp 19 is mounted at the upper part of the first L-shaped connecting rod 5 or/and the second L-shaped connecting rod 6.
When in use, the cylinder block 20 is placed on the bottom wall of the machine cavity 104 between the first sealing plate 11, the second sealing plate 12 and the third sealing plate 13, the cylinder block 20 comprises a plurality of openings a (not shown) arranged side by side at the bottom thereof, openings b (not shown) respectively arranged at the side parts of two sides, openings c (not shown) and openings d (not shown) arranged at the top thereof, and the first sealing plate 11 can be tightly connected with the openings d by sliding the first movable seat 8 and starting the action of the electric push rod 4, so as to seal the openings d; the double-headed screw 3 rotates by the action of the starting motor 2, so that the second movable seat 9 and the third movable seat 10 are driven to move relatively (namely, move towards the optical axis section 301) until the second sealing plate 12 is tightly connected with the opening b, and the third sealing plate 13 is tightly connected with the opening c, so that the openings b and c are sealed, and the opening a is tightly connected with the cabinet 1 due to the clamping action of the first sealing plate 11, the second sealing plate 12 and the third sealing plate 13 on the cylinder body 20, so that all the openings on the cylinder body 20 are sealed, as shown in fig. 3; then closing the cabinet door 101, locking and sealing, starting the water pumping motor 172, sending clean water in the water tank 14 into the machine cavity 104 until the water level of the clean water is at least 5cm higher than the top of the cylinder block 20, and finally observing whether bubbles exist in the clean water near the cylinder block 20 through the glass isolating window 107 by a tester, wherein if the bubbles exist, the tightness of the cylinder block 20 is not up to the standard; after the test is finished, the water valve switch 18 is opened, clean water in the machine cavity 104 is discharged into the water tank 14 to be reused next time, then the motor 2 and the electric push rod 4 are started, the fixed sealing of the cylinder body 20 is released, and the drying treatment of the surface of the cylinder body 20 is realized by turning on the drying lamp 19.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a cylinder body gas tightness testing arrangement, includes rack, cabinet door and machine chamber be equipped with the mechanism that is used for the sealed cylinder body of clamping in the machine chamber, a serial communication port, the mechanism is including the motor that locates the rack outside, locate the inside double thread lead screw of machine chamber, electric putter, first L shape connecting rod and second L shape connecting rod, double thread lead screw level transversely erects at the machine chamber top, and double thread lead screw's both ends rotate with the rack lateral part of corresponding side respectively and are connected, the power take off end and the double thread lead screw one end of motor are connected, and double thread lead screw includes the optical axis section in the middle of it, is located the left thread section and the right screw thread section of both sides respectively, and the external screw thread that sets up on left thread section and the right thread section is just opposite, and the slip cap is equipped with first removal seat on the optical axis section, has cup jointed the second and has removed the seat on the left thread section, has cup jointed the third and removed the seat on the right thread section, a strip-shaped boss is arranged on the top wall of the cabinet above the first moving seat, a sliding groove is formed in the bottom of the boss, a sliding rod is vertically connected to the top of the first moving seat, and the top end of the sliding rod is inserted into the sliding groove; a screw rod nut a is arranged in the second movable seat and is in screw transmission connection with the left threaded section, a screw rod nut b is arranged in the third movable seat and is in screw transmission connection with the right threaded section;
the tail end of a motor of the electric push rod is fixedly connected to the bottom of the first moving seat, the power telescopic end of the electric push rod is vertically connected with a first sealing plate, the top end of the first L-shaped connecting rod is vertically and fixedly connected to the bottom of the second moving seat, the bottom end of the first L-shaped connecting rod is vertically connected with a second sealing plate, the top end of the second L-shaped connecting rod is vertically and fixedly connected to the bottom of the third moving seat, and the bottom end of the second L-shaped connecting rod is vertically connected with a third sealing plate; the water tank is arranged at the bottom of the cabinet, clear water is filled in the water tank, a water inlet pipe and a water outlet pipe are connected between the water tank and the cabinet, one end of the water inlet pipe is communicated to the upper part of the machine cavity, the other end of the water inlet pipe is communicated to the lower part of the inner cavity of the water tank, a water pumping motor is arranged on the water inlet pipe, one end of the water outlet pipe is communicated to the lower part of the machine cavity, the other end of the water outlet pipe is communicated to the upper part of the inner cavity of the water tank, and a water valve switch is arranged on the water outlet pipe.
2. A cylinder block airtightness testing apparatus according to claim 1, wherein a seat plate is vertically attached to an outer side portion of said cabinet, and the motor is horizontally fixedly mounted on the seat plate.
3. A cylinder block gas tightness test device as set forth in claim 1, wherein a glass partition window is provided on said cabinet door.
4. A cylinder block airtightness testing apparatus according to claim 1, wherein a seal rubber gasket a is provided on a bottom plate face of said first seal plate; a sealing rubber gasket b is arranged on the side plate surface of the second sealing plate; and a sealing rubber gasket c is arranged on the side plate surface of the third sealing plate.
5. A cylinder block airtightness testing apparatus according to claim 1, wherein a dry lamp is provided in said machine chamber, and a dry lamp is provided at an upper portion of said first L-shaped link or/and said second L-shaped link.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121309138.1U CN214793656U (en) | 2021-06-11 | 2021-06-11 | Air tightness testing device for cylinder body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121309138.1U CN214793656U (en) | 2021-06-11 | 2021-06-11 | Air tightness testing device for cylinder body |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214793656U true CN214793656U (en) | 2021-11-19 |
Family
ID=78712270
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121309138.1U Active CN214793656U (en) | 2021-06-11 | 2021-06-11 | Air tightness testing device for cylinder body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214793656U (en) |
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2021
- 2021-06-11 CN CN202121309138.1U patent/CN214793656U/en active Active
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