CN210533637U

CN210533637U - Adjustable transmission box body air tightness detection device

Info

Publication number: CN210533637U
Application number: CN201921922126.9U
Authority: CN
Inventors: 陈程; 杨建�; 杨强
Original assignee: Tanghe Zhuoyue Gearbox Co Ltd
Current assignee: Tanghe Zhuoyue Gearbox Co Ltd
Priority date: 2019-11-08
Filing date: 2019-11-08
Publication date: 2020-05-15
Anticipated expiration: 2029-11-08

Abstract

The utility model discloses an adjustable transmission box body airtightness detection device, which comprises a bracket, wherein a top plate is arranged at the top of the bracket, pillars are respectively arranged on four corners of the top plate along the vertical direction, the pillars comprise a first pillar positioned at the left rear side of the top plate, a second pillar positioned at the left front side of the top plate, a third pillar positioned at the right front side of the top plate and a fourth pillar positioned at the right rear side of the top plate, a first sealing mechanism is movably arranged on the first pillar and the second pillar, a second sealing mechanism is movably arranged at the upper parts of the first pillar, the second pillar, the third pillar and the fourth pillar, a third sealing mechanism is movably arranged on the third pillar and the fourth pillar, a fourth sealing mechanism is arranged at the central position of the upper surface of the top plate, an inflation tube communicated with a second opening is arranged on the second sealing mechanism, an air outlet tube communicated with the second opening is arranged on the second sealing mechanism, and a pressure gauge is arranged at the other end, the utility model discloses simple structure, convenient to use detects swiftly.

Description

Adjustable transmission box body air tightness detection device

Technical Field

The utility model relates to an air tightness detects technical field, especially relates to a derailleur box gas tightness detection device with adjustable.

Background

The gearbox is an important part of the vehicle, and can change the transmission ratio and enlarge the torque and the rotating speed of a driving wheel. With the development of modern science and technology, the gearbox is also upgraded, and the control is more and more convenient from the original manual gearbox to the current stepless gearbox from the synchronizer-free gearbox to the synchronizer-containing gearbox. At present, the engineering machinery widely adopts a diesel engine, the torque and rotating speed change range of the diesel engine is small, the requirements of a vehicle on traction force and running speed under various working conditions cannot be met, and a gearbox is required to solve the contradiction. The quality of the performance of the gearbox is the key for measuring the dynamic property, the economical efficiency and the drivability of the engineering machinery. A first opening is formed in the left side wall of the existing transmission box body, a second opening is formed in the top of the existing transmission box body, a third opening is formed in the right side wall of the existing transmission box body, and a fourth opening is formed in the bottom of the existing transmission box body.

After the existing gearbox body is manufactured, the existing gearbox body is generally directly traded to the hands of a user without air tightness detection, the user can find whether the gearbox body leaks air after the existing gearbox body is used, and once the existing gearbox body leaks air, the existing gearbox body needs to be returned for goods, so that certain trouble is brought to the user and a producer.

Disclosure of Invention

An object of the utility model is to overcome not enough among the prior art, provide a simple structure, convenient to use, detect swift adjustable derailleur box gas tightness detection device.

The utility model discloses a realize through following technical scheme:

an adjustable transmission box body air tightness detection device comprises a support, wherein a top plate is arranged at the top of the support, supporting columns are arranged at four corners of the top plate along the vertical direction, each supporting column comprises a first supporting column positioned at the left rear side of the top plate, a second supporting column positioned at the left front side of the top plate, a third supporting column positioned at the right front side of the top plate and a fourth supporting column positioned at the right rear side of the top plate, a first sealing mechanism used for sealing a first open hole is movably arranged on each of the first supporting column and the second supporting column, a second sealing mechanism used for sealing a second open hole is movably arranged at the upper parts of each of the first supporting column, the second supporting column, the third supporting column and the fourth supporting column, a third sealing mechanism used for sealing a third open hole is movably arranged on each of the third supporting column and the fourth supporting column, and a fourth sealing mechanism used for sealing a fourth open hole is arranged at the central position of the upper surface of the, the second sealing mechanism is provided with an inflation tube communicated with the second opening, the second sealing mechanism is provided with an air outlet tube communicated with the second opening, and the other end of the air outlet tube is provided with a pressure gauge.

Preferably, the first sealing mechanism comprises a first connecting rod movably arranged on the first support and the second support along the horizontal direction, a second connecting rod which is positioned right above the first connecting rod and is parallel to the first connecting rod, a first mounting plate movably arranged on the first connecting rod and the second connecting rod, a first air cylinder penetrating the first mounting plate, a first sealing plate connected with the right end of a piston rod of the first air cylinder, and a first sealing gasket connected with the first sealing plate.

Preferably, the top of first pillar, second pillar, third pillar and fourth pillar is equipped with the backup pad along the horizontal direction, second sealing mechanism includes along vertical direction setting and running through the lead screw of backup pad, the cover is located on the lead screw and be located the sleeve of backup pad top, along the horizontal direction activity set up in the connecting plate of lead screw bottom, along vertical direction activity set up in the second cylinder of connecting plate bottom, with the second closing plate that the bottom of the piston rod of second cylinder is connected, with the second sealed pad that the second closing plate is connected.

Preferably, be equipped with slip locking mechanism between connecting plate and the second cylinder, slip locking mechanism include with the slide rail that the bottom of connecting plate is connected, with slide rail matched with slider, the longitudinal section of slide rail is the T type of inversion, the middle part of slide rail is followed the length direction of slide rail has seted up the spout, the left and right sides of slider bottom all be equipped with the corresponding screw rod of spout, the bottom of screw rod is equipped with rotatory handle.

Preferably, the first pillar and the fourth pillar are movably provided with a third connecting rod for reinforcing along the horizontal direction, the second pillar and the third pillar are movably provided with a fourth connecting rod for reinforcing along the horizontal direction, and the third connecting rod and the fourth connecting rod are located above the second connecting rod.

Preferably, the third sealing mechanism comprises a sixth connecting rod movably arranged on the third support and the fourth support along the horizontal direction, a fifth connecting rod which is positioned right above the sixth connecting rod and is parallel to the sixth connecting rod, a second mounting plate movably arranged on the fifth connecting rod and the sixth connecting rod, a third air cylinder penetrating the second mounting plate, a third sealing plate connected with the left end of the piston rod of the third air cylinder, and a third sealing gasket connected with the third sealing plate.

The beneficial effects of the utility model reside in that: the utility model discloses simple structure, high durability and convenient use, set up the fourth sealing mechanism, can seal the fourth aperture of the derailleur box bottom that awaits measuring, set up first sealing mechanism and the second sealing mechanism that can reciprocate and can move back and forth, can carry out the position debugging according to the size of the derailleur box that awaits measuring, correspond with the first trompil on the left side wall of the derailleur box that awaits measuring and the third trompil on the right side wall, the debugging mode is simple and convenient swift, the leakproofness is good, set up the second sealing mechanism that can reciprocate and can move left and right, can carry out the position debugging according to the size of the derailleur box that awaits measuring, correspond with the second trompil at the derailleur box top that awaits measuring, the debugging; when the position of the second sealing mechanism is debugged, the screw rod can ascend or descend only by rotating the sleeve, so that the connecting plate and the second cylinder are driven to ascend or descend, the linkage is stable, and the work is reliable; a sliding locking mechanism is arranged between the connecting plate and the second cylinder, the sliding locking mechanism comprises a sliding rail connected with the bottom of the connecting plate and a sliding block matched with the sliding rail, the longitudinal section of the sliding rail is of an inverted T shape, the middle part of the sliding rail is provided with a sliding groove along the length direction of the sliding rail, the left side and the right side of the bottom of the sliding block are both provided with screw rods corresponding to the sliding groove, the bottom of each screw rod is provided with a rotating handle, only the rotating handle is required to be screwed, the height of each screw rod is reduced, the top of each screw rod is not abutted to the sliding groove, the second cylinder can be easily and manually moved leftwards and rightwards, after the second cylinder is moved to a proper position, the rotating handles are reversely screwed, the height of each screw rod is increased until the top of each screw rod tightly pushes against the; be equipped with the gas tube that communicates with the second trompil on the second sealing mechanism, be equipped with the outlet duct that communicates with the second trompil on the second sealing mechanism, the other end of outlet duct is equipped with the manometer, after all trompils on the derailleur box are all sealed, the gas tube is inflated toward the box is inside, the manometer can audio-visual demonstration atmospheric pressure change, conveniently reads testing result.

Drawings

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

FIG. 2 is a right side view of FIG. 1;

fig. 3 is a schematic structural view of the sliding locking mechanism of the present invention;

wherein: the sealing device comprises a support 1, a top plate 2, a first support 3, a first connecting rod 4, a first air cylinder 5, a first sealing gasket 6, a second connecting rod 7, a pressure gauge 8, a rotating handle 9, a sliding block 10, a supporting plate 11, a sleeve 12, a screw rod 13, a second air cylinder 14, a second sealing gasket 15, a connecting plate 16, a third connecting rod 17, a fifth connecting rod 18, a third sealing gasket 19, a third air cylinder 20, a sixth connecting rod 21, a fourth sealing gasket 22, an inflation tube 23, a fourth connecting rod 24, a second mounting plate 25, a sliding rail 26, a sliding groove 27, a third support 28 and a fourth support 29.

Detailed Description

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.

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.

Example 1

As shown in figures 1-3, the air tightness detection device for the adjustable transmission case comprises a support 1, a top plate 2 is installed at the top of the support 1, pillars are installed at four corners of the top plate 2 along the vertical direction, each pillar comprises a first pillar 3 located at the left rear side of the top plate 2, a second pillar located at the left front side of the top plate 2, a third pillar 28 located at the right front side of the top plate 2 and a fourth pillar 29 located at the right rear side of the top plate 2, a first sealing mechanism for sealing a first opening is movably installed on each of the first pillar 3 and the second pillar, each first sealing mechanism comprises a first connecting rod 4 movably installed on the first pillar 3 and the second pillar along the horizontal direction, a second connecting rod 7 located above the first connecting rod 4 and parallel to the first connecting rod 4, a first installation plate movably installed on the first connecting rod 4 and the second connecting rod 7, and a first air cylinder 5 installed on the first installation plate in a penetrating mode, A first seal plate connected to the right end of the piston rod of the first cylinder 5, and a first seal gasket 6 connected to the first seal plate. The connecting piece has all been welded at the both ends of head rod 4, the connecting piece includes the first connecting piece with head rod 4 welded, the second connecting piece of being connected through bolt and first connecting piece, the cross section of first connecting piece and second connecting piece is semi-circular, first connecting piece and second connecting piece merge and install and form a drum after being in the same place, the internal diameter of this drum equals the external diameter of first stand and second stand, this drum parcel is on first stand and second stand, thereby accomplish the fixed of head rod 4 on first stand and second stand, when needing to adjust the position of head rod 4 on first stand and second stand, only need to unscrew the bolt, remove the height of first connecting piece and second connecting piece, then screw up the bolt can, it is convenient and reliable to adjust. The second connecting rod 7 is movably connected with the first upright post and the second upright post in the same way, and is convenient and quick to adjust. The first mounting panel is located the left side of head rod 4 and second connecting rod 7, set up the mounting hole corresponding with head rod 4 and second connecting rod 7 on the first mounting panel, cooperate with U type fastener, two tip of U type fastener all are equipped with the external screw thread, U type fastener from a left side to right cutting ferrule on head rod 4, both ends insert in the mounting hole, then tighten with the nut, thereby accomplish the fixed of first mounting panel on head rod 4 and second connecting rod 7, when the position of mounting panel need be adjusted, only need loosen the nut, with head rod 4 and the back-and-forth movement of U type fastener together on head rod 7 and second connecting rod 7, after moving suitable position, tighten the nut again, the position control to head rod has been accomplished promptly, the accommodation process is simple and convenient reliable. The piston rod of first cylinder 5 can extend or shorten, takes first sealed 6 of filling up to remove to seal the first trompil on the not unidimensional derailleur box left side wall, adjust convenient reliable.

The upper portions of the first support 3, the second support, the third support 28 and the fourth support 29 are movably provided with a second sealing mechanism for sealing a second open hole, the top portions of the first support 3, the second support, the third support 28 and the fourth support 29 are provided with a support plate 11 along the horizontal direction, the second sealing mechanism comprises a screw rod 13 which is arranged along the vertical direction and penetrates through the support plate 11, a sleeve 12 which is sleeved on the screw rod 13 and is positioned above the support plate 11, a connecting plate 16 which is movably arranged at the bottom of the screw rod 13 along the horizontal direction, a second air cylinder 14 which is movably arranged at the bottom of the connecting plate 16 along the vertical direction, a second sealing plate which is connected with the bottom of a piston rod of the second air cylinder 14, and a second sealing gasket 15 which is connected with the second sealing plate. The top fixed connection of backup pad 11 and first pillar 3, second pillar, third pillar 28 and fourth pillar 29, the mounting hole has all been seted up with the place that first pillar 3, second pillar, third pillar 28 and fourth pillar 29 correspond on the connecting plate 16, and first pillar 3, second pillar, third pillar 28 and fourth pillar 29 run through the mounting hole, and connecting plate 16 can freely reciprocate. The inner surface of the sleeve 12 is provided with internal threads matched with the screw rod 13, the screw rod 13 is in threaded connection with the support plate 11, the outer surface of the bottom of the screw rod 13 is not provided with threads, and the screw rod 13 is in rotary connection with the connecting plate 16 through bolts. When the position of the second sealing mechanism is debugged, the screw rod 13 can be lifted or lowered only by rotating the sleeve 12, so that the connecting plate 16 and the second air cylinder 14 are driven to lift or lower, linkage is stable, and work is reliable. A sliding locking mechanism is arranged between the connecting plate 16 and the second air cylinder 14, the sliding locking mechanism comprises a sliding rail 26 connected with the bottom of the connecting plate 16 and a sliding block 10 matched with the sliding rail 26, the longitudinal section of the sliding rail 26 is of an inverted T shape, a sliding groove 27 is arranged in the middle of the sliding rail 26 along the length direction of the sliding rail 26, screw rods corresponding to the sliding groove 27 are arranged on the left side and the right side of the bottom of the sliding block 10, and a rotating handle 9 is arranged at the bottom of each screw rod. Only need twist rotatory handle 9, let the high reduction of screw rod, let the top of screw rod not inconsistent with spout 27, can move second cylinder 14 about manually easily, wait to move second cylinder 14 to suitable position after, twist rotatory handle 9 in reverse again, make the high rising of screw rod until the top of screw rod push up spout 27 tightly to realize the slip locking function, it is simple and convenient to adjust, and locking is reliable. The piston rod of the second cylinder 14 can be extended or shortened, and the second sealing gasket 15 is driven to move up and down, so that the second opening hole in the top of the transmission box body with different sizes is sealed, and the adjustment is convenient and reliable. An inflation tube 23 communicated with the second opening is arranged on the second sealing mechanism, an air outlet tube communicated with the second opening is arranged on the second sealing mechanism, a pressure gauge 8 is arranged at the other end of the air outlet tube, and the pressure gauge 8 is an YTF-100H type stainless steel pressure gauge. After all the openings on the transmission box body are sealed, the inflation tube 23 inflates air into the box body, the pressure gauge 8 can visually display air pressure change, and detection results can be read conveniently.

A third sealing mechanism for sealing the third open hole is movably mounted on the third support column 28 and the fourth support column 29, and the third sealing mechanism comprises a sixth connecting rod 21 movably mounted on the third support column 28 and the fourth support column 29 along the horizontal direction, a fifth connecting rod 18 positioned right above the sixth connecting rod 21 and parallel to the sixth connecting rod 21, a second mounting plate 25 movably mounted on the fifth connecting rod 18 and the sixth connecting rod 21, a third air cylinder 20 mounted on the second mounting plate 25 in a penetrating manner, a third sealing plate connected with the left end of the piston rod of the third air cylinder 20, and a third sealing gasket 19 connected with the third sealing plate. The third seal mechanism is mounted in the same manner as the first seal mechanism.

A fourth sealer for sealing the fourth opening is installed at the center of the upper surface of the top plate 2. A third connecting rod 17 for reinforcing is movably arranged on the first support column 3 and the fourth support column 29 along the horizontal direction, a fourth connecting rod 24 for reinforcing is movably arranged on the second support column and the third support column 28 along the horizontal direction, and the third connecting rod 17 and the fourth connecting rod 24 are positioned above the second connecting rod 7. The third connecting rod 17 and the fourth connecting rod 24 are installed in the same manner as the first connecting rod 4.

In normal use, the fourth opening in the bottom of the transmission case is aligned with the fourth seal 22. The heights of the first connecting rod 4 and the second connecting rod 7 are adjusted, the positions of the first mounting plate on the first connecting rod 4 and the second connecting rod 7 are adjusted, and the length of the piston rod of the first cylinder 5 is adjusted, so that the first sealing gasket 6 seals the first opening. Screw sleeve 12, backup pad 11 is unmovable, lead screw 13 reciprocates, thereby drive connecting plate 16 and second cylinder 14 and reciprocate, screw rotatory handle 9, let the high reduction of screw rod, let the top of screw rod not inconsistent with spout 27, can easily manually move about second cylinder 14, after must moving second cylinder 14 to suitable position, reverse screw rotatory handle 9 again, make the high rising of screw rod until the top of screw rod top tight spout 27, thereby realize the slip locking function, it is simple and convenient to adjust, the locking is reliable, adjust the length of the piston rod of second cylinder 14, thereby make the sealed second trompil of 15 of second packing. The heights of the fifth connecting rod 18 and the sixth connecting rod 21 are adjusted, the positions of the second mounting plate 25 on the fifth connecting rod 18 and the sixth connecting rod 21 are adjusted, and the length of the piston rod of the third cylinder 20 is adjusted, so that the third sealing gasket 19 seals the third opening. After all trompils on the derailleur box are all sealed, open external inflation equipment, aerify toward the box inside through gas tube 23, can read the inside atmospheric pressure of box in good time through manometer 8, stop to aerify, observe the change of manometer 8 reading, can learn whether the gas tightness of derailleur box is qualified, easy operation, convenient, reliable.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a derailleur box gas tightness detection device with adjustable, includes the support, the top of support is equipped with roof, its characterized in that: the supporting columns are arranged at four corners of the top plate along the vertical direction and comprise a first supporting column positioned at the left rear side of the top plate, a second supporting column positioned at the left front side of the top plate, a third supporting column positioned at the right front side of the top plate and a fourth supporting column positioned at the right rear side of the top plate, a first sealing mechanism used for sealing a first opening is movably arranged on the first supporting column and the second supporting column, a second sealing mechanism used for sealing a second opening is movably arranged at the upper parts of the first supporting column, the second supporting column, the third supporting column and the fourth supporting column, a third sealing mechanism used for sealing a third opening is movably arranged on the third supporting column and the fourth supporting column, a fourth sealing mechanism used for sealing a fourth opening is arranged at the central position of the upper surface of the top plate, an inflation tube communicated with the second opening is arranged on the second sealing mechanism, and an outlet tube communicated with the second opening is arranged on the second sealing mechanism, and the other end of the air outlet pipe is provided with a pressure gauge.

2. The adjustable transmission case airtightness detection device according to claim 1, wherein: the first sealing mechanism comprises a first connecting rod movably arranged on the first support and the second support along the horizontal direction, a second connecting rod positioned right above the first connecting rod and parallel to the first connecting rod, a first mounting plate movably arranged on the first connecting rod and the second connecting rod, a first air cylinder arranged on the first mounting plate in a penetrating mode, a first sealing plate connected with the right end of a piston rod of the first air cylinder, and a first sealing gasket connected with the first sealing plate.

3. The adjustable transmission case airtightness detection device according to claim 1, wherein: the top of first pillar, second pillar, third pillar and fourth pillar is equipped with the backup pad along the horizontal direction, second sealing mechanism includes along vertical direction setting and runs through the lead screw, the cover of backup pad are located on the lead screw and be located the sleeve of backup pad top, along the horizontal direction activity set up in the connecting plate of lead screw bottom, along vertical direction activity set up in the second cylinder of connecting plate bottom, with the second closing plate that the bottom of the piston rod of second cylinder is connected, with the second that the second closing plate is connected is sealed.

4. The adjustable transmission case airtightness detection apparatus according to claim 3, wherein: be equipped with slip locking mechanism between connecting plate and the second cylinder, slip locking mechanism include with the slide rail that the bottom of connecting plate is connected, with slide rail matched with slider, the longitudinal section of slide rail is the T type of inversion, the middle part of slide rail is followed the length direction of slide rail has seted up the spout, the left and right sides of slider bottom all be equipped with the corresponding screw rod of spout, the bottom of screw rod is equipped with rotatory handle.

5. The adjustable transmission case airtightness detection device according to claim 2, wherein: the first pillar and the fourth pillar are movably provided with a third connecting rod for reinforcing along the horizontal direction, the second pillar and the third pillar are movably provided with a fourth connecting rod for reinforcing along the horizontal direction, and the third connecting rod and the fourth connecting rod are located above the second connecting rod.

6. The adjustable transmission case airtightness detection device according to claim 1, wherein: the third sealing mechanism comprises a sixth connecting rod movably arranged on the third support and the fourth support along the horizontal direction, a fifth connecting rod which is positioned right above the sixth connecting rod and is parallel to the sixth connecting rod, a second mounting plate movably arranged on the fifth connecting rod and the sixth connecting rod, a third air cylinder penetrating the second mounting plate, a third sealing plate connected with the left end of a piston rod of the third air cylinder, and a third sealing gasket connected with the third sealing plate.