CN214888760U

CN214888760U - Speed reducer with sealing ring with high connection firmness

Info

Publication number: CN214888760U
Application number: CN202121530799.7U
Authority: CN
Inventors: 郑权峰
Original assignee: Zhejiang Xiafeng Precision Die Casting Co ltd
Current assignee: Zhejiang Xiafeng Precision Die Casting Co ltd
Priority date: 2021-07-06
Filing date: 2021-07-06
Publication date: 2021-11-26
Anticipated expiration: 2031-07-06

Abstract

The utility model relates to a speed reducer that sealing washer firm in connection degree is high, include: the box body, the machine body arranged in the box body and the fixing mechanism arranged outside the machine body; the upper end of the box body is provided with a through hole, an end cover is clamped in the through hole, the output end of the machine body is provided with a rotating shaft, and the rotating shaft penetrates through the end cover and extends outwards; further comprising: the sealing rings are arranged at the upper end and the lower end of the end cover; wherein, one side of sealing washer contacts with the pivot, and locking is realized with the end cover joint to the opposite side, can rise automatically when the fixture block contacts the spacing groove and realize the joint, and the sealing washer can be inseparable fix the upper and lower both ends at the end cover this moment, and its firmness is high, and difficult inefficacy has improved the leakproofness, prevents the entering of dust, and simple structure makes things convenient for the manufacturing.

Description

Speed reducer with sealing ring with high connection firmness

Technical Field

The utility model relates to a speed reducer technical field, in particular to sealing washer firm in connection height speed reducer.

Background

According to utility model with the bulletin number CN 213298771U, the load simulator comprises a case, the fixed rack that is provided with in inside of machine case, the fixed speed reducer that is provided with in inside of rack, the fixed mounting panel that is provided with the symmetry in both ends of lateral wall on the rack, the fixed pivot that is provided with in upper end of speed reducer, the through-hole has been seted up to the last lateral wall of machine case, the fixed end cover that is provided with in inside of through-hole, the lateral wall that the upper end of pivot runs through the end cover extends to the upper end, the fixed L type kelly that is provided with the symmetry in both ends of end cover can carry out spacing fixed to the end cover fast, is convenient for fix the sealing washer in the outside of pivot, increases the leakproofness of speed reducer, prevents that the powder from getting into the inside of speed reducer, influences the life of speed reducer. The connection between the sealing ring 8 and the end cover is easy to cause falling off in a long-time use process, so that dust enters the running process of the speed reducer, the sealing performance is reduced, and the effect cannot be achieved.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a speed reducer that sealing washer firm in connection degree is high to solve above-mentioned technical problem.

The technical scheme of the utility model is realized like this: the utility model provides a speed reducer that sealing washer joint firmness is high, includes:

the box body, the machine body arranged in the box body and the fixing mechanism arranged outside the machine body;

the upper end of the box body is provided with a through hole, an end cover is clamped in the through hole, the output end of the machine body is provided with a rotating shaft, and the rotating shaft penetrates through the end cover and extends outwards;

further comprising:

the sealing rings are arranged at the upper end and the lower end of the end cover;

one side of the sealing ring is in contact with the rotating shaft, and the other side of the sealing ring is clamped with the end cover to realize locking.

Through adopting above-mentioned technical scheme, the joint locking back between sealing washer and the end cover can be with its fastening firmly on the end cover, can prevent that it from droing and leading to sealed inefficacy.

The utility model discloses further set up to: the sealing ring is characterized in that a first clamping groove of an isosceles trapezoid structure is formed in the outer side of the sealing ring, the upper bottom of the first clamping groove is a groove bottom, the lower bottom of the first clamping groove is an opening, a protruding block matched with the first clamping groove is arranged on the end cover, grooves are formed in the upper end and the lower end of the protruding block, a clamping block is elastically connected in each groove, and a limiting groove matched with the clamping block is formed in the inner wall of the first clamping groove.

Through adopting above-mentioned technical scheme, the sealing washer is in the installation, breaks off first draw-in groove off with the fingers and thumb, with the sealing washer on the lug of packing into, can rise automatically when the fixture block contacts the spacing groove and realize the joint, the upper and lower both ends at the end cover can inseparable fixing of sealing washer this moment, its firmness is high, and difficult inefficacy has improved the leakproofness, prevents the entering of dust, simple structure makes things convenient for the production and manufacturing.

The utility model discloses further set up to: the both sides of end cover are equipped with L shape fastening block, the upper end of box is equipped with rather than grafting complex second draw-in groove, the upper end of box still is equipped with the first spout that sets up adjacent with the second draw-in groove, the upper end intercommunication of first spout has the second spout, be equipped with the locating part in the first spout, the upper end of locating part runs through the second spout and extends to the box is outer.

Through adopting above-mentioned technical scheme, outwards stimulate the locating part, pack into the end cover this moment, reset the locating part, the locating part realizes the fixed to the end cover, and this simple structure is convenient to use, and the locating part removes in first spout, realizes its drive through the second spout.

The utility model discloses further set up to: the locating part includes mobile jib, a plurality of branches, drive block and spring, the interval sets up between a plurality of branches, the one end and the mobile jib fixed connection of a plurality of branches, the other end can be inserted and be used for in the fastening block spacing fixed with the fastening block, the outside of a plurality of branches is located to the spring housing, the one end and the mobile jib fixed connection of spring, the other end and the lateral wall fixed connection of second spout.

Through adopting above-mentioned technical scheme, promote the removal that the mobile jib and branch were realized to the drive block, the drive block is located the second spout, and mobile jib and branch all are located first spout, and the pulling drive block can be with mobile jib and branch removal, and the spring can take place deformation this moment to branch can be more firm fixed in with the fastening block complex, branch is equipped with threely, can be more firm and stable after the lock.

The utility model discloses further set up to: the improved end cover is characterized in that a push plate is arranged in the end cover, a check ring, a gasket and a felt ring are arranged at one end, facing the rotating shaft, of the push plate, a screw rod and a knob are arranged at the other end of the push plate, the screw rod penetrates through the side wall of the end cover, the knob is fixedly connected with the end of the screw rod, and the knob is located on the outer side of the end cover.

Through adopting above-mentioned technical scheme, thereby push the push pedal to the pivot through rotating the knob and make retaining ring, packing ring and felt circle can realize sealed to the inseparable cooperation of pivot, simple structure convenient operation.

The utility model discloses further set up to: the push pedal is equipped with the telescopic link below the one end of screw rod for the push pedal, the one end and the push pedal fixed connection of telescopic link, the other end and end cover inner wall fixed connection.

Through adopting above-mentioned technical scheme, can set up the telescopic link and can make push pedal whole compressing tightly inseparabler.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a general cross-sectional view of an embodiment of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the embodiment of the present invention;

fig. 3 is a top view of a position-limiting member according to an embodiment of the present invention.

Reference numerals: 1. a box body; 100. a through hole; 101. an end cap; 102. a seal ring; 103. a first card slot; 104. a bump; 105. a groove; 106. a clamping block; 107. a limiting groove; 108. a fastening block; 109. a second card slot; 110. a first chute; 111. a second chute; 112. a main rod; 113. a strut; 114. a drive block; 115. a spring; 116. pushing the plate; 117. a retainer ring; 118. a gasket; 119. a felt loop; 120. a screw; 121. a knob; 122. a telescopic rod; 2. a body; 200. a fixing mechanism; 201. a rotating shaft.

Detailed Description

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 efforts belong to the protection scope of the present invention.

As shown in fig. 1 to 3, the utility model discloses a speed reducer with high connection firmness of sealing rings, which comprises a box body 1, a machine body 2 arranged in the box body 1 and a fixing mechanism 200 arranged outside the machine body 2, wherein the upper end of the box body 1 is provided with a through hole 100, an end cover 101 is clamped in the through hole 100, the output end of the machine body 2 is provided with a rotating shaft 201, the rotating shaft 201 penetrates through the end cover 101 and extends outwards, the upper end and the lower end of the end cover 101 are both provided with a sealing ring 102 opposite to the contact part with the rotating shaft 201, one side of the sealing ring 102 is contacted with the rotating shaft 201, the middle part of the other side is provided with a first clamping groove 103 with an isosceles trapezoid structure, the upper bottom of the first clamping groove 103 is the bottom of the first clamping groove 103, the lower bottom of the first clamping groove 103 is an opening, the end cover 101 is provided with a lug 104 matched with the first clamping groove, the upper end and the lower end of the lug 104 are both provided with grooves 105, a clamping block 106 is elastically connected in the groove 105, and a limiting groove 107 matched with the clamping block 106 is arranged in the inner wall of the first clamping groove. When the sealing ring 102 is installed, the first clamping groove 103 is broken off, the sealing ring 102 is installed on the protruding block 104, when the clamping block 106 contacts the limiting groove 107, the clamping connection can be achieved through automatic rising, the sealing ring 102 can be tightly fixed at the upper end and the lower end of the end cover 101 at the moment, the firmness is high, the sealing performance is improved, dust is prevented from entering, and the structure is simple and convenient to produce.

The two sides of the end cover 101 are provided with L-shaped fastening blocks 108, the upper end of the box body 1 is provided with a second clamping groove 109 which is matched with the box body in an inserting manner, the upper end of the box body 1 is further provided with a first sliding groove 110 which is adjacent to the second clamping groove 109, the upper end of the first sliding groove 110 is communicated with a second sliding groove 111, a limiting part is arranged in the first sliding groove 110, and the upper end of the limiting part penetrates through the second sliding groove 111 and extends out of the box body 1. The limiting member is pulled outwards, the end cover 101 is installed at the moment, the limiting member is reset, the limiting member fixes the end cover 101, the structure is simple, the use is convenient, the limiting member moves in the first sliding groove 110, and the driving of the limiting member is realized through the second sliding groove 111.

The locating part includes mobile jib 112, a plurality of branch 113, drive block 114 and spring 115, the interval sets up between a plurality of branch 113, a plurality of branch 113's one end and mobile jib 112 fixed connection, the other end can be inserted and be used for with the spacing fixed of fastening block 108 in the fastening block 108, a plurality of branch 113's the outside is located to spring 115 cover, spring 115's one end and mobile jib 112 fixed connection, the other end and second spout 111's lateral wall fixed connection. Promote the removal that the driving block 114 realized mobile jib 112 and branch 113, driving block 114 is located second spout 111, mobile jib 112 and branch 113 all are located first spout 110, the pulling driving block 114 can be with mobile jib 112 and branch 113 removal, spring 115 can take place deformation this moment to can be more firm fixed when branch 113 cooperates with fastening block 108, branch 113 is equipped with threely, can be more firm and stable after the lock.

The end cover 101 is internally provided with a push plate 116, one end of the push plate 116, which faces the rotating shaft 201, is provided with a check ring 117, a washer 118 and a felt ring 119, the other end of the push plate 116 is provided with a screw rod 120 and a knob 121, the screw rod 120 penetrates through the side wall of the end cover 101, the knob 121 is fixedly connected with the end of the screw rod 120, and the knob 121 is located on the outer side of the end cover 101. The push plate 116 is pushed to the rotating shaft 201 by rotating the knob 121, so that the retainer ring 117, the gasket 118 and the felt ring 119 can be tightly matched with the rotating shaft 201 to realize sealing, and the structure is simple and the operation is convenient.

The telescopic rod 122 is arranged below one end, provided with the screw rod 120, of the push plate 116, relative to the push plate 116, one end of the telescopic rod 122 is fixedly connected with the push plate 116, and the other end of the telescopic rod is fixedly connected with the inner wall of the end cover 101. The telescopic rod 122 can be arranged to enable the push plate 116 to be integrally compressed more tightly.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a speed reducer that sealing washer joint firmness is high, includes:

the device comprises a box body (1), a machine body (2) arranged in the box body (1) and a fixing mechanism (200) arranged on the outer side of the machine body (2);

the upper end of the box body (1) is provided with a through hole (100), an end cover (101) is clamped in the through hole (100), the output end of the machine body (2) is provided with a rotating shaft (201), and the rotating shaft (201) penetrates through the end cover (101) and extends outwards;

it is characterized by also comprising:

sealing rings (102) arranged at the upper end and the lower end of the end cover (101);

one side of the sealing ring (102) is in contact with the rotating shaft (201), and the other side of the sealing ring is clamped with the end cover to realize locking.

2. The speed reducer that sealing washer joint firmness is high of claim 1, characterized in that: the sealing ring is characterized in that a first clamping groove (103) of an isosceles trapezoid structure is formed in the outer side of the sealing ring (102), the upper bottom of the first clamping groove (103) is a groove bottom, the lower bottom of the first clamping groove is an opening, a protruding block (104) matched with the first clamping groove (103) is arranged on the end cover (101), grooves (105) are formed in the upper end and the lower end of the protruding block (104), clamping blocks (106) are elastically connected in the grooves (105), and limiting grooves (107) matched with the clamping blocks (106) are formed in the inner wall of the first clamping groove (103).

3. The speed reducer that sealing washer joint firmness is high of claim 1, characterized in that: the utility model discloses a box structure, including end cover (101), box (1), first spout (110) that the upper end of box (1) is equipped with first draw-in groove (111), the both sides of end cover (101) are equipped with L shape fastening block (108), the upper end of box (1) is equipped with rather than grafting complex second draw-in groove (109), the upper end of box (1) still is equipped with first spout (110) that set up adjacent with second draw-in groove (109), the upper end intercommunication of first spout (110) has second spout (111), be equipped with the locating part in first spout (110), the upper end of locating part runs through second spout (111) and extends to box (1) outward.

4. A speed reducer that sealing washer joint firmness is high according to claim 3 characterized in that: the locating part includes mobile jib (112), a plurality of branch (113), drive block (114) and spring (115), the interval sets up between a plurality of branch (113), the one end and mobile jib (112) fixed connection of a plurality of branch (113), the other end can be inserted and be used for in fastening block (108) spacing fixed with fastening block (108), the outside of a plurality of branch (113) is located to spring (115) cover, the one end and mobile jib (112) fixed connection of spring (115), the lateral wall fixed connection of the other end and second spout (111).

5. The speed reducer that sealing washer joint firmness is high of claim 1, characterized in that: be equipped with push pedal (116) in end cover (101), push pedal (116) are equipped with retaining ring (117), packing ring (118) and felt circle (119) towards the one end of pivot (201), the other end of push pedal (116) is equipped with screw rod (120) and knob (121), the lateral wall of end cover (101) is run through in screw rod (120), the tip fixed connection of knob (121) and screw rod (120), and knob (121) are located the outside of end cover (101).

6. A speed reducer that sealing washer joint firmness is high according to claim 5, characterized in that: the push plate (116) is equipped with telescopic link (122) for push plate (116) below the one end that screw rod (120) were equipped with, the one end and push plate (116) fixed connection of telescopic link (122), the other end and end cover (101) inner wall fixed connection.