CN211496867U - Fixed point locking mechanism of low-speed hoister - Google Patents
Fixed point locking mechanism of low-speed hoister Download PDFInfo
- Publication number
- CN211496867U CN211496867U CN201922257206.3U CN201922257206U CN211496867U CN 211496867 U CN211496867 U CN 211496867U CN 201922257206 U CN201922257206 U CN 201922257206U CN 211496867 U CN211496867 U CN 211496867U
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- locking mechanism
- thick bamboo
- telescopic link
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Abstract
The utility model discloses a fixed point locking mechanism of a low-speed hoister, which comprises a transmission chain, a gear and a locking structure; the utility model discloses a gear, including a conveying chain, gear embedding horizontal pole, locking structure, telescopic link welding and fastener, be provided with the horizontal pole between the conveying chain, position between the gear embedding horizontal pole, the locking structure is provided with two, the locking structure comprises spud pile, telescopic link, an inserted section of thick bamboo and fastener, the spud pile passes through bolt fixed mounting at the organism upside, the telescopic link is located the spud pile front end, the telescopic link welding is at the spud pile front end, telescopic link one end is stretched into and is inserted a section of thick bamboo inside, it is provided with the spring to insert a section of thick bamboo inside to be located telescopic link bottom position. The utility model discloses when the shutdown operation, locking structure front end fastener will convey the chain to the horizontal pole promptly and upwards hold up, avoids when using, and the conveying chain guarantees the stability that stops because the reason of material gravity moves down.
Description
Technical Field
The utility model relates to a lifting machine accessory equipment technical field specifically is a low-speed lifting machine fixed point locking mechanism.
Background
The hoist is large mechanical equipment for transportation by changing potential energy, such as a mine hoist, a dam-crossing hoist and the like. Broadly, elevators, overhead cranes, winches, stabilizers, cranes, hoist machines, etc. may be referred to as hoists. The hoister generally refers to large mechanical equipment with high power and high hoisting capacity. The flexible steel wire rope and the transported goods move up and down through the power machinery to finish the transportation process, and when the elevator stops, the conveyor belt easily falls down due to gravity, so that the conveying stability is affected.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a low-speed lifting machine fixed point locking mechanism to solve the lifting machine when stopping, because the gravity reason leads to the conveyer belt to fall downwards easily, influence the problem of the stability of conveying.
In order to achieve the above object, the utility model provides a following technical scheme: a fixed point locking mechanism of a low-speed hoister comprises a transmission chain, a gear and a locking structure; the gears are positioned at the two ends of the conveying chains, a cross bar is arranged between the conveying chains, the two ends of the cross bar are welded at the upper sides of the conveying chains, the gears are embedded between the cross rods, two locking structures are arranged, the locking structures are positioned in the middle of the gears between the conveying chains, the locking structure consists of a fixed pile, a telescopic rod, an insertion cylinder and a clamping piece, the fixed pile is fixedly arranged on the upper side of the machine body through a bolt, the telescopic rod is positioned at the front end of the fixed pile, the telescopic rod is welded at the front end of the fixed pile, one end of the telescopic rod extends into the inserting cylinder, a spring is arranged at the bottom end of the telescopic rod in the inserting cylinder, two ends of the spring are welded at the bottom end of the telescopic rod and the bottom end in the inserting cylinder, one end of the inserting cylinder is welded at the rear end of the clamping piece, the section of the front end of the clamping piece is triangular, and the front end of the clamping piece is embedded between the cross rods.
Preferably, the bottom end inside the spring is provided with a pillar, and the bottom end of the pillar is welded at the bottom end inside the inserting cylinder.
Preferably, the telescopic link is located and inserts a section of thick bamboo inside bottom and be provided with the limiting plate, and the welding of limiting plate upper end is in telescopic link bottom position.
Preferably, a soft connecting piece is arranged between the telescopic rod and the inserting cylinder, and two ends of the soft connecting piece are adhered to one end of the telescopic rod and the upper side of the inserting cylinder through adhesive glue.
Preferably, the outer side of the cross rod is sleeved with a rotating cylinder, a ball is arranged between the cross rod and the rotating cylinder, and the ball is in rolling connection with the cross rod and the rotating cylinder.
Preferably, the front end of the clamping piece is provided with a tungsten steel plate, and the tungsten steel plate is welded at the front end of the clamping piece.
Compared with the prior art, the beneficial effects of the utility model are that:
1. when the operation is stopped, the clamping piece at the front end of the locking structure can lift the cross rod, namely the conveying chain, upwards, so that the conveying chain is prevented from moving downwards due to the gravity of materials when the conveying chain is used, and the stopping stability is ensured;
2. the tungsten steel plate (hard alloy) has a series of excellent performances of high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and the like, particularly high hardness and wear resistance, can reduce the wear of the clamping piece in use and prolong the service life of the clamping piece;
3. the limiting plate is used for limiting the extension length of the telescopic rod, so that the telescopic rod is prevented from being separated from the inserting barrel when in use, and the normal use of the telescopic rod is prevented from being influenced;
4. the setting of pillar is used for carrying out length to the length of spring shrink, avoids the spring shrink degree great, reduces the elasticity of spring, influences the use of spring.
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 structural view of the present invention;
fig. 2 is a schematic structural view of the locking structure of the present invention;
fig. 3 is the schematic view of the internal structure of the telescopic rod of the present invention.
In the figure: 1. a gear; 2. a conveyor chain; 3. a cross bar; 4. a locking structure; 5. fixing the pile; 6. a telescopic rod; 7. inserting a cylinder; 8. a fastener; 9. a tungsten steel plate; 10. a ball bearing; 11. a rotating drum; 12. a flexible connector; 13. a limiting plate; 14. a spring; 15. and a support pillar.
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 work belong to the protection scope of the present invention.
Referring to fig. 1, fig. 2, and fig. 3, in an embodiment of the present invention, a fixed point locking mechanism for a low speed elevator includes a transmission chain 2, a gear 1, and a locking structure 4; the gear 1 is arranged at two ends of the conveying chain 2, the cross rods 3 are arranged between the conveying chains 2, two ends of each cross rod 3 are welded at the upper sides of the conveying chains 2, the gear 1 is embedded between the cross rods 3, the two locking structures 4 are arranged, the locking structures 4 are arranged at the middle positions of the gear 1 between the conveying chains 2, each locking structure 4 comprises a fixing pile 5 and a telescopic rod 6, insert a section of thick bamboo 7 and fastener 8 and constitute, the spud pile 5 passes through bolt fixed mounting at the organism upside, telescopic link 6 is located 5 front ends of spud pile, 6 welding of telescopic link are at 5 front ends of spud pile, 6 one end of telescopic link stretch into insert a section of thick bamboo 7 inside, it is provided with spring 14 to insert a 7 inside 6 bottom positions of telescopic link that lie in of section of thick bamboo, the welding of 14 both ends of spring is in 6 bottoms of telescopic link and the inside bottom of an section of thick bamboo 7, insert 7 one end welding of a section of thick bamboo in 8 rear ends of fastener, 8 front end tangent planes of fastener are triangle-.
Further, the inside bottom of spring 14 is provided with pillar 15, and the welding of pillar 15 bottom is in the inside bottom position of section of thick bamboo 7 of inserting, and the setting of pillar 15 is used for carrying out length to the length of spring 14 shrink, avoids spring 14 shrink degree great, reduces spring 14's elasticity, influences spring 14's use.
Further, telescopic link 6 is located and inserts a 7 inside bottoms of section of thick bamboo and be provided with limiting plate 13, and the welding of limiting plate 13 upper end is in 6 bottom positions of telescopic link, and limiting plate 13's setting is used for restricting the length of 6 elongations of telescopic link, avoids when using telescopic link 6 to break away from and inserts a 7, influences telescopic link 6's normal use.
Further, be provided with soft connecting piece 12 between the telescopic link 6 and the section of thick bamboo 7 of inserting, and soft connecting piece 12 both ends are through the sticky side of inserting at the 6 one end of telescopic link and the 7 upside of a section of thick bamboo of sticking together, and soft connecting piece 12 is used for protecting between the telescopic link 6 and the section of thick bamboo 7 of inserting.
Further, 3 outside covers of horizontal pole have rotary drum 11, and be provided with ball 10 between horizontal pole 3 and the rotary drum 11, roll connection between ball 10 and horizontal pole 3 and the rotary drum 11, and the setting of rotary drum 11 converts the sliding friction between horizontal pole 3 and fastener 8 into rolling friction, reduces the frictional force between fastener 8 and the horizontal pole 3.
Further, the front end of the clamping piece 8 is provided with a tungsten steel plate 9, the tungsten steel plate 9 is welded at the front end of the clamping piece 8, and the tungsten steel plate 9 (made of hard alloy) has a series of excellent performances such as high hardness, wear resistance, good strength and toughness, heat resistance and corrosion resistance, particularly high hardness and wear resistance, so that the wear of the clamping piece 8 in use can be reduced, and the service life of the clamping piece 8 is prolonged.
The utility model discloses a theory of operation and use flow: the motor will drive gear 1 and rotate during the use, gear 1 will drive conveying chain 2 and rotate, conveying chain 2 is when upwards rotating, horizontal pole 3 will slide each other between with fastener 8, when upwards lifting, fastener 8 only increases the frictional force between the horizontal pole 3, can not constitute conveying chain 2, and horizontal pole 3 and fastener 8 when contacting each other, the inside spring 14 of section of thick bamboo 7 will shrink, shorten the length of section of thick bamboo 7 and telescopic link 6, make fastener 8 shrink, can reduce the frictional force between horizontal pole 3 and the fastener 8, when stopping operation, locking structure 4 front end fastener 8 will upwards hold up horizontal pole 3 promptly conveying chain 2, avoid when using, conveying chain 2 is because the reason of material gravity moves down, guarantee the stability of stopping.
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 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 (6)
1. A fixed-point locking mechanism of a low-speed hoister comprises a transmission chain (2), a gear (1) and a locking structure (4); the method is characterized in that: the gear (1) is positioned at two ends of the conveying chain (2), a cross rod (3) is arranged between the conveying chains (2), the two ends of the cross rod (3) are welded on the upper side of the conveying chains (2), the gear (1) is embedded between the cross rods (3), two locking structures (4) are arranged, the locking structures (4) are positioned at the middle positions of the gears (1) between the conveying chains (2), each locking structure (4) consists of a fixed pile (5), an expansion link (6), an insertion barrel (7) and a clamping piece (8), the fixed piles (5) are fixedly arranged on the upper side of the machine body through bolts, the expansion links (6) are positioned at the front ends of the fixed piles (5), the expansion links (6) are welded at the front ends of the fixed piles (5), one ends of the expansion links (6) stretch into the insertion barrel (7), springs (14) are arranged at the positions, positioned at the bottom ends of the expansion links (6), inside the, spring (14) both ends welding is in telescopic link (6) bottom and inserts a section of thick bamboo (7) inside bottom, insert a section of thick bamboo (7) one end welding in fastener (8) rear end, fastener (8) front end tangent plane is triangle-shaped setting, position between fastener (8) front end embedding horizontal pole (3).
2. The fixed point locking mechanism of the low-speed hoisting machine as claimed in claim 1, wherein: the bottom end in spring (14) inside is provided with pillar (15), and the welding of pillar (15) bottom is in the inside bottom position of inserting a section of thick bamboo (7).
3. The fixed point locking mechanism of the low-speed hoisting machine as claimed in claim 1, wherein: the telescopic rod (6) is located and is inserted a section of thick bamboo (7) inside bottom and be provided with limiting plate (13), and the welding of limiting plate (13) upper end is in telescopic rod (6) bottom position.
4. The fixed point locking mechanism of the low-speed hoisting machine as claimed in claim 1, wherein: the flexible connecting piece (12) is arranged between the telescopic rod (6) and the inserting barrel (7), and two ends of the flexible connecting piece (12) are adhered to one end of the telescopic rod (6) and the upper side of the inserting barrel (7) through adhesive glue.
5. The fixed point locking mechanism of the low-speed hoisting machine as claimed in claim 1, wherein: the outer side of the cross rod (3) is sleeved with a rotary drum (11), a ball (10) is arranged between the cross rod (3) and the rotary drum (11), and the ball (10) is in rolling connection with the cross rod (3) and the rotary drum (11).
6. The fixed point locking mechanism of the low-speed hoisting machine as claimed in claim 1, wherein: the front end of the clamping piece (8) is provided with a tungsten steel plate (9), and the tungsten steel plate (9) is welded at the front end of the clamping piece (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257206.3U CN211496867U (en) | 2019-12-17 | 2019-12-17 | Fixed point locking mechanism of low-speed hoister |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922257206.3U CN211496867U (en) | 2019-12-17 | 2019-12-17 | Fixed point locking mechanism of low-speed hoister |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211496867U true CN211496867U (en) | 2020-09-15 |
Family
ID=72416431
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922257206.3U Expired - Fee Related CN211496867U (en) | 2019-12-17 | 2019-12-17 | Fixed point locking mechanism of low-speed hoister |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211496867U (en) |
-
2019
- 2019-12-17 CN CN201922257206.3U patent/CN211496867U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200915 |