CN208252672U - A kind of gear-box and its gear shaft terminal sealing device - Google Patents
A kind of gear-box and its gear shaft terminal sealing device Download PDFInfo
- Publication number
- CN208252672U CN208252672U CN201820430093.5U CN201820430093U CN208252672U CN 208252672 U CN208252672 U CN 208252672U CN 201820430093 U CN201820430093 U CN 201820430093U CN 208252672 U CN208252672 U CN 208252672U
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- gear
- box
- wall
- rotation axis
- fixedly connected
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Abstract
The utility model discloses a kind of gear-box and its gear shaft terminal sealing devices, including gear-box, the surface pivots of second rotation axis are connected with the first sealing ring, the surface side of gear-box is fixedly connected with the first supporting block, the inner wall of first supporting block slidably connects the first snap ring, the surface of first supporting block is threaded with the first axle sleeve, the surface pivots of third rotation axis are connected with the second sealing ring, the surface side of gear-box is fixedly connected with the second supporting block, the inner wall of second supporting block slidably connects the second snap ring, the surface pivots of third rotation axis are connected with third sealing ring, the surface of third sealing ring is fixedly connected with the inner wall of the second snap ring, the surface of second supporting block is threaded with the second axle sleeve, this practical gearbox seals technical field.A kind of gear-box and its gear shaft terminal sealing device, have achieved the effect that sealing effect is good, and structure is simple, realizes secondary seal, and sealing effect is good, prolong the service life, and reduce property loss.
Description
Technical field
The utility model relates to gearbox seals technical field, specially a kind of gear-box and its gear shaft terminal sealing dress
It sets.
Background technique
With the development of production, the stationarity of gear operation is taken seriously, and with the continuous development of science and technology, social is continuous
Progress, to gear using extremely wide, in high-speed gear box, due to the axle stretch end of some transmission shafts of the needs of transmitting power
Transparent cover structure is inevitably used, and high-speed gear box is substantially all using thin oil force feed, so thin oil easily produces
Raw leakage, therefore in the design of high-speed gear box, being effectively prevented leakage by reasonable sealing means is to measure design matter
One important symbol of amount, retarder is a kind of typical gear-box.Most of the geared system that existing market mechanically uses
Poor sealing effect not can be carried out secondary seal, the phenomenon that it is easy to appear leakages for the process used, without lubricating oil, cause
The service life of machine is shortened in mechanical collision or friction, causes the loss of property.
Summary of the invention
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provides a kind of gear-box and its gear shaft terminal sealing device, solution
The problem of having determined poor sealing effect, being unable to secondary seal, is able to achieve secondary seal, and sealing effect is good, prolonged mechanical service life,
Reduce property loss.
(2) technical solution
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of gear-box and its gear
Axle end sealing device, including gear-box, the top vertical of the gear-box are fixedly connected with support plate, the surface of the support plate
Side is fixedly connected with motor, and the output shaft of the motor is fixedly connected with the first rotation axis by shaft coupling, and described first turn
Moving axis is fixedly connected with the first angular wheel far from one end of motor, and the surface side engagement of first angular wheel is connected with
Second angular wheel, is fixedly connected with the second rotation axis at the axle center of second angular wheel, and the one of second rotation axis
End is run through the inner wall of gear-box and is extended to outside it, is fixedly connected with first support bar at the top of the inner wall of the gear-box, institute
It states first support bar and is connect far from one end at the top of the inner wall of gear-box with the surface pivots of the second rotation axis, second rotation axis
Surface pivots be connected with the first sealing ring, the surface of first sealing ring is fixedly connected with the inner wall of gear-box, the tooth
The surface side of roller box is fixedly connected with the first supporting block, and the inner wall of first supporting block slidably connects the first snap ring, institute
The surface side for stating the first snap ring offers inclined-plane compatible with the inner wall of the first supporting block, the surface of first supporting block
It is threaded with the first axle sleeve, the surface pivots of second rotation axis are connected with first bearing seat, the first bearing seat
Surface side is fixedly connected with the inner wall of gear-box, and the surface of second rotation axis is fixedly connected with first gear, and described
The surface side engagement of one gear is connected with second gear, and third rotation axis is fixedly connected at the axle center of the second gear,
One end of the third rotation axis is rotatably connected to second bearing seat, the surface side of the second bearing seat and gear-box it is interior
Wall is fixedly connected, and the bottom of the gear chamber interior wall is fixedly connected with second support bar, and the second support bar is far from gear-box
The bottom end of inner wall is connect with the surface pivots of third rotation axis, and the surface pivots of the third rotation axis are connected with third axis
Seat is held, the surface of the 3rd bearing seat is fixedly connected close to the side of gear chamber interior wall with gear chamber interior wall, and the third turns
One end of moving axis is through the inner wall of 3rd bearing seat and gear-box and extends to outside it, the surface pivots of the third rotation axis
It is connected with the second sealing ring, the surface of second sealing ring is fixedly connected with the inner wall of gear-box, the surface of the gear-box
Side is fixedly connected with the second supporting block, and the inner wall of second supporting block slidably connects the second snap ring, the third rotation
The surface pivots of axis are connected with third sealing ring, and the surface of the third sealing ring is fixedly connected with the inner wall of the second snap ring, institute
The surface side for stating the second snap ring offers inclined-plane compatible with the inner wall of the second supporting block, the surface of second supporting block
It is threaded with the second axle sleeve, the bottom of the gear-box is fixedly connected with pedestal.
Preferably, the gear ratio value of second angular wheel and the first angular wheel is 0.5.
Preferably, the inner wall of the gear-box is distributed to be equipped with and be adapted with the surface of the first sealing ring, the second sealing ring
Half slot, the inner wall of second snap ring offers half slot compatible with the surface of third sealing ring.
Preferably, it is connected between the first bearing seat and the second rotation axis by bearing, the second bearing seat, third
It is connected by bearing between bearing block and third rotation axis.
Preferably, second snap ring offers circle compatible with third rotation axis with the surface side of the second axle sleeve
Hole.
Preferably, suitable lubricating oil is provided in the gear-box.
(3) beneficial effect
The utility model provides a kind of gear-box and its gear shaft terminal sealing device.Have it is following the utility model has the advantages that
(1), it is close to be connected with first by the surface pivots of the second rotation axis for the gear-box and its gear shaft terminal sealing device
Seal, the surface of the first sealing ring are fixedly connected with the inner wall of gear-box, and the surface side of gear-box is fixedly connected with first
Bracer, the inner wall of the first supporting block slidably connect the first snap ring, and the surface side of the first snap ring offers and the first supporting block
The compatible inclined-plane of inner wall, the surface of the first supporting block is threaded with the first axle sleeve, has achieved the effect that secondary seal, close
It is good to seal effect, will not leak, prolonged mechanical service life, reduces property loss.
(2), it is close to be connected with second by the surface pivots of third rotation axis for the gear-box and its gear shaft terminal sealing device
Seal, the surface of the second sealing ring are fixedly connected with the inner wall of gear-box, and the surface side of gear-box is fixedly connected with second
Bracer, the inner wall of the second supporting block slidably connect the second snap ring, and the surface pivots of third rotation axis are connected with third sealing ring,
The surface of third sealing ring is fixedly connected with the inner wall of the second snap ring, and the surface of the second supporting block is threaded with the second axle sleeve,
Secondary seal is achieved the effect that, clamping squeezes third sealing ring, and sealing effect is more preferable, while having secondary seal, will not seep
Leakage, prolonged mechanical service life reduce property loss.
Detailed description of the invention
Fig. 1 is the utility model internal structure chart；
Fig. 2 is the partial enlarged view in Fig. 1 at A；
Fig. 3 is the partial enlarged view in Fig. 1 at B.
In figure: 1 gear-box, 2 support plates, 3 motors, 4 shaft couplings, 5 first rotation axis, 6 first angular wheels, 7 second cones
Shape gear, 8 second rotation axis, 9 first support bars, 10 first sealing rings, 11 first supporting blocks, 12 first snap rings, 13 first axles
Set, 14 first bearing seats, 15 first gears, 16 second gears, 17 third rotation axis, 18 second bearing seats, 19 second support bars,
20 3rd bearing seats, 21 second sealing rings, 22 second supporting blocks, 23 second snap rings, 24 third sealing rings, 25 second axle sleeves, 26
Pedestal.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-3 is please referred to, the utility model provides a kind of technical solution: a kind of gear-box and its gear shaft terminal sealing dress
It sets, including gear-box 1, the top vertical of gear-box 1 is fixedly connected with support plate 2, and the surface side of support plate 2 is fixedly connected with
Motor 3, the output shaft of motor 3 are fixedly connected with the first rotation axis 5 by shaft coupling 4, the first rotation axis 5 far from motor 3 one
End is fixedly connected with the first angular wheel 6, and the surface side of the first angular wheel 6, which is engaged, is connected with the second angular wheel 7, and second
The gear ratio value of angular wheel 7 and the first angular wheel 6 is 0.5, can obtain higher revolving speed, the axis of the second angular wheel 7
The second rotation axis 8 is fixedly connected at the heart, one end of the second rotation axis 8 is run through the inner wall of gear-box 1 and extended to outside it, tooth
It is fixedly connected with first support bar 9 at the top of the inner wall of roller box 1, first support bar 9 is far from one end at the top of the inner wall of gear-box 1 and the
The surface pivots of two rotation axis 8 connect, and the surface pivots of the second rotation axis 8 are connected with the first sealing ring 10, the inner wall of gear-box 1
Half slot compatible with the surface of the first sealing ring 10 is offered, the first sealing ring 10, the surface of the first sealing ring 10 are fixed
It is fixedly connected with the inner wall of gear-box 1, the surface side of gear-box 1 is fixedly connected with the first supporting block 11, the first supporting block 11
Inner wall slidably connect the first snap ring 12, the surface side of the first snap ring 12 is offered mutually fits with the inner wall of the first supporting block 11
The inclined-plane matched, the surface of the first supporting block 11 are threaded with the first axle sleeve 13, and the surface pivots of the second rotation axis 8 are connected with
One bearing block 14 is connected by bearing between first bearing seat 14 and the second rotation axis 8, rotates the second rotation axis 8 smooth, the
The surface side of one bearing block 14 is fixedly connected with the inner wall of gear-box 1, and the surface of the second rotation axis 8 is fixedly connected with the first tooth
Wheel 15, the engagement of the surface side of first gear 15 are connected with second gear 16, and the is fixedly connected at the axle center of second gear 16
Three rotation axis 17, one end of third rotation axis 17 are rotatably connected to second bearing seat 18, second bearing seat 18 and third rotation axis
It is connected between 17 by bearing, rotates third rotation axis 17 smooth, the surface side of second bearing seat 18 is interior with gear-box 1
Wall is fixedly connected, and the bottom of 1 inner wall of gear-box is fixedly connected with second support bar 19, and second support bar 19 is far from gear-box 1
The bottom end of wall is connect with the surface pivots of third rotation axis 17, and the surface pivots of third rotation axis 17 are connected with 3rd bearing
Seat 20 is connected by bearing between 3rd bearing seat 20 and third rotation axis 17, rotates third rotation axis 17 smooth, third axis
The surface for holding seat 20 is fixedly connected close to the side of 1 inner wall of gear-box with 1 inner wall of gear-box, and one end of third rotation axis 17 is run through
The inner wall of 3rd bearing seat 20 and gear-box 1 simultaneously extends to outside it, and it is close that the surface pivots of third rotation axis 17 are connected with second
Seal 21, the inner wall of gear-box 1 offer half slot compatible with the surface of the second sealing ring 21, fix the second sealing ring
21, the surface of the second sealing ring 21 is fixedly connected with the inner wall of gear-box 1, and the surface side of gear-box 1 is fixedly connected with second
Supporting block 22, the inner wall of the second supporting block 22 slidably connect the second snap ring 23, the surface side of the second snap ring 23 offer with
The compatible circular hole of third rotation axis 17, the surface pivots of third rotation axis 17 are connected with third sealing ring 24, the second snap ring 23
Inner wall offer half slot compatible with the surface of third sealing ring 24, fixed third sealing ring 24, third sealing ring 24
Surface be fixedly connected with the inner wall of the second snap ring 23, the surface side of the second snap ring 23 offer in the second supporting block 22
The compatible inclined-plane of wall, the surface of the second supporting block 22 are threaded with the second axle sleeve 25, and the surface side of the second axle sleeve 25 is opened
Equipped with circular hole compatible with third rotation axis 17, the bottom of gear-box 1 is fixedly connected with pedestal 26, is provided in gear-box 1
Suitable lubricating oil, plays a protective role to gear.
It is sealed for the first time in use, the first sealing ring 10 first plays, then the first snap ring 12 and the first supporting block 11 is sliding
Dynamic connection, then the first axle sleeve 13 is threadedly coupled with the first supporting block 11, the first axle sleeve 13 is suitably tightened, and then realize secondary
Sealing, the second sealing ring 21 plays to be sealed for the first time, and third sealing ring 24 and third rotation axis 17 are rotatablely connected, by the second card
Ring 23 is slidably connected with the second supporting block 22, then the second axle sleeve 25 is threadedly coupled with the second supporting block 22, appropriate to tighten
Two axle sleeves 25, the second snap ring 23 inwardly compresses under the action of inclined-plane, so that third sealing ring be compressed, forms secondary seal,
Suitable lubricating oil will be added in gear-box 1, starting motor 3 at this time makes its work, and motor 3 drives first turn by shaft coupling 4
Moving axis 5 rotates, so that the rotation of the first angular wheel 6 is driven, so that the rotation of the second angular wheel 7 is driven, to drive second turn
Moving axis 8 rotates, so that first gear 15 be driven to rotate, so that the second gear 16 that is engaged be driven to drive, to drive the
The rotation of three rotation axis 17.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.In the absence of more restrictions.By sentence " element limited including one ..., it is not excluded that
There is also other identical elements in the process, method, article or apparatus that includes the element ".
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of gear-box and its gear shaft terminal sealing device, including gear-box (1), it is characterised in that: the gear-box (1)
Top vertical is fixedly connected with support plate (2), and the surface side of the support plate (2) is fixedly connected with motor (3), the motor
(3) output shaft is fixedly connected with the first rotation axis (5) by shaft coupling (4), and first rotation axis (5) is far from motor (3)
One end be fixedly connected with the first angular wheel (6), the engagement of the surface side of first angular wheel (6) is connected with the second cone
Shape gear (7) is fixedly connected with the second rotation axis (8) at the axle center of second angular wheel (7), second rotation axis
(8) one end is run through the inner wall of gear-box (1) and is extended to outside it, is fixedly connected at the top of the inner wall of the gear-box (1)
First support bar (9), table of the first support bar (9) far from one end and the second rotation axis (8) at the top of the inner wall of gear-box (1)
Face rotation connection, the surface pivots of second rotation axis (8) are connected with the first sealing ring (10), first sealing ring (10)
Surface be fixedly connected with the inner wall of gear-box (1), the surface side of the gear-box (1) is fixedly connected with the first supporting block
(11), the inner wall of first supporting block (11) slidably connects the first snap ring (12), the surface one of first snap ring (12)
Side offers inclined-plane compatible with the inner wall of the first supporting block (11), and the surface of first supporting block (11) is threaded with
The surface pivots of first axle sleeve (13), second rotation axis (8) are connected with first bearing seat (14), the first bearing seat
(14) surface side is fixedly connected with the inner wall of gear-box (1), and the surface of second rotation axis (8) is fixedly connected with first
The surface side engagement of gear (15), the first gear (15) is connected with second gear (16), the second gear (16)
It is fixedly connected at axle center third rotation axis (17), one end of the third rotation axis (17) is rotatably connected to second bearing seat
(18), the surface side of the second bearing seat (18) is fixedly connected with the inner wall of gear-box (1), gear-box (1) inner wall
Bottom be fixedly connected with second support bar (19), the second support bar (19) far from gear-box (1) inner wall bottom end
It is connect with the surface pivots of third rotation axis (17), the surface pivots of the third rotation axis (17) are connected with 3rd bearing seat
(20), the surface of the 3rd bearing seat (20) is fixedly connected close to the side of gear-box (1) inner wall with gear-box (1) inner wall,
One end of the third rotation axis (17) is run through the inner wall of 3rd bearing seat (20) and gear-box (1) and is extended to outside it, institute
The surface pivots for stating third rotation axis (17) are connected with the second sealing ring (21), the surface of second sealing ring (21) and gear
The inner wall of case (1) is fixedly connected, and the surface side of the gear-box (1) is fixedly connected with the second supporting block (22), and described second
The inner wall of supporting block (22) slidably connects the second snap ring (23), and the surface pivots of the third rotation axis (17) are connected with third
The surface of sealing ring (24), the third sealing ring (24) is fixedly connected with the inner wall of the second snap ring (23), second snap ring
(23) surface side offers inclined-plane compatible with the inner wall of the second supporting block (22), the table of second supporting block (22)
Face is threaded with the second axle sleeve (25), and the bottom of the gear-box (1) is fixedly connected with pedestal (26).
2. a kind of gear-box according to claim 1 and its gear shaft terminal sealing device, it is characterised in that: second cone
The gear ratio value of shape gear (7) and the first angular wheel (6) is 0.5.
3. a kind of gear-box according to claim 1 and its gear shaft terminal sealing device, it is characterised in that: the gear-box
(1) inner wall offers half slot compatible with the surface of the first sealing ring (10), the second sealing ring (21) respectively, and described
The inner wall of two snap rings (23) offers half slot compatible with the surface of third sealing ring (24).
4. a kind of gear-box according to claim 1 and its gear shaft terminal sealing device, it is characterised in that: the first axle
It holds and is connect between seat (14) and the second rotation axis (8) by bearing, the second bearing seat (18), 3rd bearing seat (20) and the
It is connected by bearing between three rotation axis (17).
5. a kind of gear-box according to claim 1 and its gear shaft terminal sealing device, it is characterised in that: second card
The surface side of ring (23) and the second axle sleeve (25) offers the compatible circular hole with third rotation axis (17).
6. a kind of gear-box according to claim 1 and its gear shaft terminal sealing device, it is characterised in that: the gear-box
(1) suitable lubricating oil is provided in.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430093.5U CN208252672U (en) | 2018-03-28 | 2018-03-28 | A kind of gear-box and its gear shaft terminal sealing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820430093.5U CN208252672U (en) | 2018-03-28 | 2018-03-28 | A kind of gear-box and its gear shaft terminal sealing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208252672U true CN208252672U (en) | 2018-12-18 |
Family
ID=64638762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820430093.5U Expired - Fee Related CN208252672U (en) | 2018-03-28 | 2018-03-28 | A kind of gear-box and its gear shaft terminal sealing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208252672U (en) |
-
2018
- 2018-03-28 CN CN201820430093.5U patent/CN208252672U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181218 Termination date: 20190328 |