CN201818762U - Speed reducer with strong sealing property - Google Patents

Speed reducer with strong sealing property Download PDF

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Publication number
CN201818762U
CN201818762U CN2010205148676U CN201020514867U CN201818762U CN 201818762 U CN201818762 U CN 201818762U CN 2010205148676 U CN2010205148676 U CN 2010205148676U CN 201020514867 U CN201020514867 U CN 201020514867U CN 201818762 U CN201818762 U CN 201818762U
Authority
CN
China
Prior art keywords
sealing
output shaft
speed reducer
axle sleeve
worm gear
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN2010205148676U
Other languages
Chinese (zh)
Inventor
高凯
高婷婷
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HANGZHOU JIANMING TRANSMISSION MACHINERY CO Ltd
Original Assignee
HANGZHOU JIANMING TRANSMISSION MACHINERY CO Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by HANGZHOU JIANMING TRANSMISSION MACHINERY CO Ltd filed Critical HANGZHOU JIANMING TRANSMISSION MACHINERY CO Ltd
Priority to CN2010205148676U priority Critical patent/CN201818762U/en
Application granted granted Critical
Publication of CN201818762U publication Critical patent/CN201818762U/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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Abstract

The utility model relates to a speed reducer, in particular to a speed reducer with a sealing mechanism, which comprises a machine body, wherein a worm gear, a worm and an output shaft are arranged in the machine body; the worm gear is sheathed on the output shaft and is matched with the worm; the output shaft and the machine body are sealed mutually through the sealing mechanism; the sealing mechanism comprises a retaining ring, a sealing shaft sleeve, an oil seal and a sealing bearing; the sealing shaft sleeve is sheathed on the output shaft; the oil seal and the sealing bearing are respectively sheathed on the sealing shaft sleeve; the retaining ring is arranged on the outer side wall of the sealing shaft sleeve; the retaining ring and the output shaft are fastened; and the sealing shaft sleeve is in contact with the oil seal and the retaining ring. The speed reducer is simple in structure and good in sealing property and can ensure the stability of production.

Description

A kind of speed reducer of strong sealing
Technical field
The utility model is a kind of speed reducer, particularly a kind of speed reducer that has sealing mechanism.
Background technique
Speed reducer of the prior art, sealing between output shaft and body and tightness are not high, influence the working life of product, incur loss through delay the demand of producing.
Summary of the invention
The utility model mainly is to solve the deficiencies in the prior art, has solved the deficiency of Security, and a kind of speed reducer that sealing improves the strong sealing of utilization efficiency that improves is provided.
Above-mentioned technical problem of the present utility model is mainly solved by following technical proposals:
A kind of speed reducer of strong sealing, comprise body, be provided with worm gear in the described body, worm screw and output shaft, described worm gear set is on output shaft, described worm gear and worm screw are complementary, described output shaft seals by sealing mechanism mutually with body, sealing mechanism comprises the block circle, sealing axle sleeve, oil sealing and stuffing box bearing, be with sealing axle sleeve on the described output shaft, be with oil sealing and stuffing box bearing on the described sealing axle sleeve respectively, the outer side wall of described sealing axle sleeve is provided with the block circle, and block circle and output shaft are fastened, and described sealing axle sleeve and oil sealing contact with the block circle.
Guaranteed the sealing between body and the output shaft, sealing is strong when making running, and stability is high, promotes the utilization efficiency of product.
As preferably, the two ends of described output shaft are respectively equipped with sealing mechanism.
Therefore, the speed reducer of a kind of strong sealing that the utility model provides, simple in structure, good airproof performance ensures production stability.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Embodiment
Below by embodiment, and in conjunction with the accompanying drawings, the technical solution of the utility model is described in further detail.
Embodiment: as shown in Figure 1, a kind of speed reducer of strong sealing, comprise body 1, be provided with worm gear 2 in the described body 1, worm screw 3 and output shaft 4, described worm gear 2 is enclosed within on the output shaft 4, described worm gear 2 is complementary with worm screw 3, described output shaft 4 and body 1 seal mutually by sealing mechanism, sealing mechanism comprises block circle 5, sealing axle sleeve 6, oil sealing 7 and stuffing box bearing 8, be with sealing axle sleeve 6 on the described output shaft 4, be with oil sealing 7 and stuffing box bearing 8 on the described sealing axle sleeve 6 respectively, the outer side wall of described sealing axle sleeve 6 is provided with block circle 5, block circle 5 is fastened with output shaft 4, and described sealing axle sleeve 6 and oil sealing 7 contact with block circle 5, and the two ends of described output shaft 4 are respectively equipped with sealing mechanism.

Claims (2)

1. the speed reducer of a strong sealing, it is characterized in that: comprise body (1), be provided with worm gear (2) in the described body (1), worm screw (3) and output shaft (4), described worm gear (2) is enclosed within on the output shaft (4), described worm gear (2) is complementary with worm screw (3), described output shaft (4) seals by sealing mechanism mutually with body (1), sealing mechanism comprises block circle (5), sealing axle sleeve (6), oil sealing (7) and stuffing box bearing (8), be with sealing axle sleeve (6) on the described output shaft (4), be with oil sealing (7) and stuffing box bearing (8) on the described sealing axle sleeve (6) respectively, the outer side wall of described sealing axle sleeve (6) is provided with block circle (5), block circle (5) is fastened with output shaft (4), and described sealing axle sleeve (6) and oil sealing (7) contact with block circle (5).
2. the speed reducer of a kind of strong sealing according to claim 1, it is characterized in that: the two ends of described output shaft (4) are respectively equipped with sealing mechanism.
CN2010205148676U 2010-09-03 2010-09-03 Speed reducer with strong sealing property Expired - Fee Related CN201818762U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010205148676U CN201818762U (en) 2010-09-03 2010-09-03 Speed reducer with strong sealing property

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010205148676U CN201818762U (en) 2010-09-03 2010-09-03 Speed reducer with strong sealing property

Publications (1)

Publication Number Publication Date
CN201818762U true CN201818762U (en) 2011-05-04

Family

ID=43916716

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010205148676U Expired - Fee Related CN201818762U (en) 2010-09-03 2010-09-03 Speed reducer with strong sealing property

Country Status (1)

Country Link
CN (1) CN201818762U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103195874A (en) * 2012-10-09 2013-07-10 吴小杰 Grease-lubrication bearing speed reducer for rocket launching platform

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103195874A (en) * 2012-10-09 2013-07-10 吴小杰 Grease-lubrication bearing speed reducer for rocket launching platform

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Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110504

Termination date: 20110903