CN203319475U - Gear and rack lift meshing transmission mechanism - Google Patents

Gear and rack lift meshing transmission mechanism Download PDF

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Publication number
CN203319475U
CN203319475U CN2013204138632U CN201320413863U CN203319475U CN 203319475 U CN203319475 U CN 203319475U CN 2013204138632 U CN2013204138632 U CN 2013204138632U CN 201320413863 U CN201320413863 U CN 201320413863U CN 203319475 U CN203319475 U CN 203319475U
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CN
China
Prior art keywords
gear
clutch
tooth bar
cage
equipment
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
CN2013204138632U
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Chinese (zh)
Inventor
姚文中
唐全法
杨正明
刘源
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.)
JIAXING HUADONG CONSTRUCTION MACHINERY Co Ltd
Original Assignee
JIAXING HUADONG CONSTRUCTION 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
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Priority to CN2013204138632U priority Critical patent/CN203319475U/en
Application granted granted Critical
Publication of CN203319475U publication Critical patent/CN203319475U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to building machine parts, in particular to a gear and rack lift meshing transmission mechanism. The gear and rack lift meshing transmission mechanism comprises a driven gear which is arranged on a hanging cage and meshed with a rack, a clutch wheel is also arranged at the position, corresponding to the driven gear, of the back face of the rack and a gear and the driven gear are arranged at the upper end of the hanging cage and the lower end of the hanging cage respectively. Due to the fact that the gear and the driven gear are arranged at the upper end of the hanging cage and the lower end of the hanging cage respectively, the upper end of the hanging cage and the lower end of the hanging cage are both located by the clutch wheel, the stability performance of equipment is improved in the equipment operation process, stress of the hanging cage and stress of the rack are even, and the service life of the equipment is prolonged. Due to the fact that the gear and rack lift meshing transmission mechanism is provided with only one gear and only one driven gear, according to the principle that two points can determine one straight line, the equipment is stable in operation in the operation process and convenient to assemble, and the service life of the equipment is prolonged.

Description

Gear, gear rack elevating machine engagement transmission mechanism
Technical field
The utility model relates to the vehicle for construction accessory, relates in particular to gear, gear rack elevating machine engagement transmission mechanism.
Background technology
Elevator is indispensable a kind of mechanical equipment in the modern high-rise building work progress, its Main Function is for to be transported to the Construction of High-rise scene by the building materials on ground, the conveying efficiency of elevator directly affects the progress of engineering, especially the cage of elevator, main transport structure as elevator, bearing the effect of transporting material, gear, the gear rack elevating machine is to adopt gear and the principle that tooth bar is meshed vertically is set realizes that elevator craning cage rises or decline, realize thus the building materials on ground is transported to the Construction of High-rise scene, due to gear, gear rack elevating machine safety performance is good, simple in structurely at construction site, be used widely, gear, the gear rack elevating machine generally all is provided with for locating the clutch of cage in the back side and the gear corresponding position of meshing transmission structure middle rack, clutch is set makes cage more steady in operational process, improved the safety performance of elevator.
Prior art Patent number is the disclosed building hoist gear of CN201120509568.8, a kind of drive mechanism without the gear back lash engagement of tooth bar, comprise the frame be fixedly connected with, be rotationally connected some gears on described frame, and the tooth bar cooperatively interacted with it, be rotatablely equipped with a plurality of rigidity clutches and elastic backrest wheel on the frame at the tooth bar back side, described elastic backrest wheel comprises axis, middle outer shaft sleeve has bearing, the flexible rubber coating of bearing outside, the side seal of described elastic caoutchouc cover and bearing, the other end passes through gland, retaining ring sealing connects, have through hole on described gland and be screwed with oil nozzle, elastic backrest wheel and described rack surface Elastic Contact, 0.3~0.5 millimeter, the periphery of described rigidity clutch and interval, the tooth bar back side, this patent guarantees to have stable gap between gear and tooth bar by increasing by two elastic wheels, extension device service life, but owing to being provided with the clutch of a plurality of rigidity at the tooth bar back side, increased the contact point of backrest wheel and rack, because cage is the articles for use for moving defeated building materials, transport cage in materials process and add that the deadweight meeting of material is very heavy, and arranging the clutch of a plurality of rigidity, the tooth bar back side can make the tooth bar discontinuity, tooth bar easily damages, service life of equipment is short, and complex structure, precision of equipment installation requires high.
Summary of the invention
The gear that the utility model provides, gear rack elevating machine engagement transmission mechanism, be intended to overcome the short deficiency of service life of equipment in prior art.
In order to solve the problems of the technologies described above, the utility model adopts following technical scheme: gear, gear rack elevating machine engagement transmission mechanism, comprise tooth bar, be arranged on cage and the clutch of the gear be meshed with tooth bar and the tooth bar back side and gear corresponding position, gear, gear rack elevating machine engagement transmission mechanism also comprise be arranged on cage and with the driven gear of tooth bar engagement, the described tooth bar back side and driven gear corresponding position also are provided with clutch, and described gear and driven gear are separately positioned on the top and bottom of cage.
As preferably, described clutch is provided with for adjusting the regulating mechanism of tightness between the backrest wheel and rack, gear, tooth bar, clutch are all the parts that often rotate, inevitably there will be wearing and tearing in long-term use procedure, gap between gear, tooth bar, clutch wearing and tearing backgear and tooth bar, backrest wheel and rack can increase, the gap increase can cause in equipment ground operational process that noise is large, wearing and tearing are violent, set up regulating mechanism, can the regulating tooth wheel and rack, the gap between the backrest wheel and rack, extended service life of equipment.
As preferably, described clutch is provided with dust boot, due to elevator as vehicle for construction, in use procedure, working environment is relatively severe, dust boot is set can effectively be reduced foreign material and fall between the backrest wheel and rack, avoid foreign material to fall into the wearing and tearing that aggravate the backrest wheel and rack between the backrest wheel and rack, extended the service life of equipment.
As preferably, described clutch is provided with at least one ring-type junk slot, due to elevator as vehicle for construction, in the use journey, working environment is relatively severe, the junk slot that ring-type is set on clutch can make the foreign material that fall between the backrest wheel and rack discharge in time, avoid foreign material to rest on the wearing and tearing that aggravate the backrest wheel and rack between the backrest wheel and rack, extended the service life of equipment.
As preferably, described regulating mechanism is adjusting bolt, and the degree of tightness by adjusting bolt realizes the gap between adjusting gear, tooth bar, clutch, simple in structure, easy to operate.
As preferably, described regulating mechanism is spring, by spring, establishes the gap between joint gear, tooth bar, clutch, and equipment gap between adjusting gear, tooth bar, clutch automatically in operational process is more convenient to operate.
As preferably, described dust boot lower end is provided with the opening for chip removal, foreign material can be discharged from the opening of dust boot lower end from junk slot is discharged, and avoid foreign material to rest on the wearing and tearing that aggravate the backrest wheel and rack between the backrest wheel and rack, have further extended the service life of equipment.
As preferably, be provided with dustproof brush between described dust boot and tooth bar, dustproof brush preferentially adopts quality of rubber materials to make, sealed the gap between dust boot and tooth bar by dustproof brush, improved the dust-proof effect of dust boot, and quality of rubber materials is wear-resistant, has improved the service life of equipment.
As preferably, described dustproof brush is bolted on dust boot, and dustproof brush is bolted on dust boot, after dustproof brush damages, changes easy to operate.
As preferably, the bottom of described dust boot is provided with for removing the scraper plate of foreign material on clutch, reduce the wearing and tearing between the backrest wheel and rack owing to generally being provided with lubricated adipose membrane between the backrest wheel and rack, the foreign material of falling between the backrest wheel and rack are easy to be attached on clutch, scraper plate is set and can removes in time the foreign material on clutch, extended the service life of equipment.
The gear that the utility model provides, gear rack elevating machine engagement transmission mechanism, there is following advantage: gear, gear rack elevating machine engagement transmission mechanism also comprise be arranged on cage and with the driven gear of tooth bar engagement, the described tooth bar back side and driven gear corresponding position also are provided with clutch, described gear and driven gear are separately positioned on the top and bottom of cage, because gear and driven gear are separately positioned on the top and bottom of cage, the two ends up and down of cage are all located by clutch, improved the stability of equipment in equipment running process, cage and tooth bar are stressed evenly, extended the service life of equipment, described gear, only have a gear and a driven gear in gear rack elevating machine engagement transmission mechanism, principle according to 2 definite straight lines, equipment operates steadily at operational process, and easy to assembly, extended the service life of equipment.
The accompanying drawing explanation
Accompanying drawing 1 is the schematic diagram of the utility model gear, gear rack elevating machine engagement transmission mechanism,
Accompanying drawing 2 is schematic diagrams of the utility model gear, gear rack elevating machine engagement transmission mechanism embodiment bis-,
Accompanying drawing 3 is the utility model gear, gear rack elevating machine engagement transmission mechanism A place enlarged drawing,
Accompanying drawing 4 is that the utility model gear, gear rack elevating machine engagement transmission mechanism B are to partial view.
Shown in figure 1, tooth bar, 2, driven gear, 3, gear, 4, clutch, 41, axle, 42, junk slot, 5, regulating mechanism, 51, spring, 52, attaching parts, 6, dust boot, 61, dustproof brush, 62, scraper plate.
The specific embodiment
Embodiment mono-
Below in conjunction with accompanying drawing, gear of the present utility model, gear rack elevating machine engagement transmission mechanism are described further.As Fig. 1, shown in Fig. 3, gear, gear rack elevating machine engagement transmission mechanism, comprise tooth bar 1, be arranged on cage and the clutch 4 of the gear 3 be meshed with tooth bar 1 and tooth bar 1 back side and gear 3 corresponding positions, gear, gear rack elevating machine engagement transmission mechanism also comprise be arranged on cage and with the driven gear 2 of tooth bar 1 engagement, described tooth bar 1 back side and driven gear 2 corresponding positions also are provided with clutch 4, described gear 3 and driven gear 2 are separately positioned on the top and bottom of cage, described clutch 4 is provided with for adjusting the adjusting bolt of tightness between clutch 4 and tooth bar 1, described clutch 4 is that tooth bar 1 back side is for locating the wheel of cage, common method to set up is exactly to arrange one can on axle 41, rotate with concentric axle 41 clutches 4 of clutch 4 on clutch 4, by structures such as bolt or contiguous blocks, axle 41 is fixed on cage, in equipment running process, clutch 4 moves up and down together with cage, clutch 4 is generally the rigidity wheel, described adjusting bolt is and is arranged on the fixedly bolt between clutch 4 axles 41 and cage, if axle 41 is bolted on cage, this bolt can be used as adjusting bolt so, in control process, the nut that turn and bolt match is moved the position of nut and gets final product adjusting gear 3 under the effect of cage gravity or bolt bearing force, tooth bar 1, gap between clutch 4, by adjusting gear 3, tooth bar 1, gap between clutch 4, avoid gear 3, tooth bar 1, excessive clearance between clutch 4 and make tooth bar 1 discontinuity, between each drive disk assembly, sharp wear appears, extended the service life of equipment, gear 3 and driven gear 2 are separately positioned on the top and bottom of cage, because gear 3 and driven gear 2 are separately positioned on the top and bottom of cage, the two ends up and down of cage are all located by clutch 4, improved the stability of equipment in equipment running process, cage and tooth bar 1 are stressed evenly, extended the service life of equipment, described gear, only have a gear 3 and a driven gear 2 in gear rack elevating machine engagement transmission mechanism, according to 2 principles of confirming straight line, equipment operates steadily at operational process, not there will be clutch 4 and tooth bar 1 contact point too much to cause on tooth bar 1 and occur that stress is concentrated, as in the situation that there are three clutches 4, the cage upper, middle and lower is respectively established a clutch 4, in equipment running process, may make due to the impact of assembly precision the clutch 4 at cage top and middle part contact with tooth bar 1, and the clutch 4 of bottom does not contact with tooth bar 1, under the cage Action of Gravity Field, tooth bar 1 exists stress to concentrate in the position that is positioned at cage middle part easily to fracture, and a clutch 4 only respectively is set in the cage upper and lower, the situation that not there will be above-mentioned tooth bar 1 to fracture according to the principle of 2 definite straight lines, and in the equipment fitting process, assembly precision need not be too high, easy to assembly, extended the service life of equipment
Further, as shown in Figure 3, described regulating mechanism 5 is spring 51, in this structure, the axle 41 of clutch 4 and the connection mode between cage are sliding block joint, between cage and axle 41, spring 51 is set, utilize the attaching parts 52 between cage and axle 41 to fix clutch 4, utilize the elasticity of spring 51 to come the gap between automatic adjusting gear 3, tooth bar 1, clutch 4, equipment is the gap between automatic adjusting gear 3, tooth bar 1, clutch 4 in operational process, very easy to use, extended service life of equipment.
Embodiment bis-
As shown in Figure 2, the difference of the present embodiment and embodiment mono-is, for the service life of further extension device, described clutch 4 is provided with dust boot 6, described dust boot 6 lower ends are provided with the opening for chip removal, be provided with the dustproof brush 61 be bolted between described dust boot 6 and tooth bar 1, the bottom of described dust boot 6 is provided with the scraper plate 62 for removing foreign material on clutch 4, described dust boot 6 is arranged on for the fixing axle 41 of clutch 4 use, as adopt screw that dust boot 6 is fixed on axle 41, also can adopt the method for welding that dust boot 6 is fixed on axle 41, due to elevator as vehicle for construction, in use procedure, working environment is relatively severe, dust boot 6 is set can effectively be reduced foreign material and fall between clutch 4 and tooth bar 1, avoided foreign material to fall into the wearing and tearing that aggravate clutch 4 and tooth bar 1 between clutch 4 and tooth bar 1, in use procedure because clutch 4 will move up and down with cage, foreign material inevitably can fall between clutch 4 and tooth bar 1, in order to make foreign material, discharge in time, dust boot 6 lower ends are provided with opening, falling into foreign material between clutch 4 and tooth bar 1 can discharge from the opening of dust boot 6 lower ends, avoid foreign material to rest on the wearing and tearing that aggravate clutch 4 and tooth bar 1 between clutch 4 and tooth bar 1, in order to reduce the gap between dust boot 6 and tooth bar 1 and to have longer service life, be provided with dustproof brush 61 between dust boot 6 and tooth bar 1, be the gap between dust boot 6 sidewalls and tooth bar 1 between dust boot 6 herein and tooth bar 1, the preferential quality of rubber materials that adopts of dustproof brush 61 is made, sealed the gap between dust boot 6 and tooth bar 1 by dustproof brush 61, improved the dust-proof effect of dust boot 6, and quality of rubber materials is wear-resistant, improved the service life of equipment, reduce the wearing and tearing between clutch 4 and tooth bar 1 owing to generally being provided with lubricated adipose membrane between clutch 4 and tooth bar 1, the foreign material of falling into 1 of clutch 4 and tooth bar are easy to be attached on clutch 4, the scraper plate 62 that the bottom of dust boot 6 is provided with for removing foreign material on clutch 4 can be removed the foreign material on clutch 4 in time, extended the service life of equipment.
Embodiment tri-
As shown in Figure 4, the difference of the present embodiment and embodiment bis-is, described clutch 4 is provided with at least one ring-type junk slot 42, be provided with three junk slots 42 in the present embodiment, the bottom of described dust boot 6 is provided with three for removing the scraper plate 62 of junk slot 42 interior foreign material, described scraper plate 62 stretches in junk slot 42, due to elevator as vehicle for construction, in the use journey, working environment is relatively severe, the junk slot 42 that ring-type is set on clutch 4 can make the foreign material that fall between clutch 4 and tooth bar 1 discharge in time, avoid foreign material to rest on the wearing and tearing that aggravate clutch 4 and tooth bar 1 between clutch 4 and tooth bar 1, extended the service life of equipment, reduce the wearing and tearing between clutch 4 and tooth bar 1 owing to generally being provided with lubricated adipose membrane between clutch 4 and tooth bar 1, the foreign material of falling into 1 of clutch 4 and tooth bar are easy to be attached in junk slot 42, scraper plate 62 is set and can removes in time the foreign material in junk slot 42, further extended the service life of equipment.
Technique scheme in use, gear 3 and driven gear 2 are separately positioned on the top and bottom of cage, because gear 3 and driven gear 2 are separately positioned on the top and bottom of cage, the two ends up and down of cage are all located by clutch 4, improved the stability of equipment in equipment running process, cage and tooth bar 1 are stressed evenly, extended the service life of equipment, described gear, only have a gear 3 and a driven gear 2 in gear rack elevating machine engagement transmission mechanism, according to 2 principles of confirming straight line, equipment operates steadily at operational process, not there will be clutch 4 and tooth bar 1 contact point too much to cause on tooth bar 1 and occur that stress is concentrated, as in the situation that three clutches 4, the cage upper, middle and lower is respectively established a clutch 4, in equipment running process, may make due to the impact of assembly precision the clutch 4 at cage top and middle part contact with tooth bar 1, and the clutch 4 of bottom does not contact with tooth bar 1, under the cage Action of Gravity Field, tooth bar 1 exists stress to concentrate in the position that is positioned at cage middle part to be easy to fracture, and a clutch 4 only respectively is set in the cage upper and lower, the situation that not there will be above-mentioned tooth bar 1 to fracture according to the principle of 2 definite straight lines, and in the equipment fitting process, assembly precision need not be too high, easy to assembly, extended the service life of equipment.
Elevator is as vehicle for construction, in the use journey, working environment is relatively severe, the junk slot 42 that ring-type is set on clutch 4 can make the foreign material that fall between clutch 4 and tooth bar 1 discharge in time, avoid foreign material to rest on the wearing and tearing that aggravate clutch 4 and tooth bar 1 between clutch 4 and tooth bar 1, extended the service life of equipment, reduce the wearing and tearing between clutch 4 and tooth bar 1 owing to generally being provided with lubricated adipose membrane between clutch 4 and tooth bar 1, the foreign material of falling into 1 of clutch 4 and tooth bar are easy to be attached in junk slot 42, scraper plate 62 is set and can removes in time the foreign material in junk slot 42, further extended the service life of equipment.
These are only the preferred embodiment of the present invention, be intended to embody outstanding technique effect of the present invention and advantage, is not the restriction to technical scheme of the present invention.This area the skill personnel it should be understood that, all modifications of making based on the technology of the present invention content, variation or substitute technology feature all should be covered by the technology category of claims opinion of the present invention.

Claims (10)

1. gear, gear rack elevating machine engagement transmission mechanism, comprise tooth bar (1), be arranged on cage and the clutch (4) of the gear (3) be meshed with tooth bar (1) and tooth bar (1) back side and gear (3) corresponding position, it is characterized in that: gear, gear rack elevating machine engagement transmission mechanism also comprise be arranged on cage and with the driven gear (2) of tooth bar (1) engagement, described tooth bar (1) back side and driven gear (2) corresponding position also are provided with clutch (4), and described gear (3) and driven gear (2) are separately positioned on the top and bottom of cage.
2. gear according to claim 1, gear rack elevating machine engagement transmission mechanism, it is characterized in that: described clutch (4) is provided with for adjusting the regulating mechanism (5) of tightness between clutch (4) and tooth bar (1).
3. gear according to claim 2, gear rack elevating machine engagement transmission mechanism, it is characterized in that: described clutch (4) is provided with dust boot (6).
4. according to claim 1 or 2 or 3 described gears, gear rack elevating machine engagement transmission mechanism, it is characterized in that: described clutch (4) is provided with at least one ring-type junk slot (42).
5. gear according to claim 2, gear rack elevating machine engagement transmission mechanism is characterized in that: described regulating mechanism (5) is adjusting bolt.
6. gear according to claim 2, gear rack elevating machine engagement transmission mechanism, it is characterized in that: described regulating mechanism (5) is spring.
7. gear according to claim 3, gear rack elevating machine engagement transmission mechanism, it is characterized in that: described dust boot (6) lower end is provided with the opening for chip removal.
8. according to the described gear of claim 3 or 7, gear rack elevating machine engagement transmission mechanism, it is characterized in that: between described dust boot (6) and tooth bar (1), be provided with dustproof brush (61).
9. gear according to claim 8, gear rack elevating machine engagement transmission mechanism, it is characterized in that: described dustproof brush (61) is bolted on dust boot (6).
10. gear according to claim 8, gear rack elevating machine engagement transmission mechanism is characterized in that: the bottom of described dust boot (6) is provided with for removing the scraper plate (62) of the upper foreign material of clutch (4).
CN2013204138632U 2013-07-10 2013-07-10 Gear and rack lift meshing transmission mechanism Expired - Fee Related CN203319475U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2013204138632U CN203319475U (en) 2013-07-10 2013-07-10 Gear and rack lift meshing transmission mechanism

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Application Number Priority Date Filing Date Title
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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103332569A (en) * 2013-07-10 2013-10-02 嘉兴市华东建设机械有限公司 Engaging transmission mechanism of gear-rack engaged type lifter
CN105855024A (en) * 2016-05-05 2016-08-17 中信重工机械股份有限公司 Suspension type gear shaft set
CN106635743A (en) * 2016-12-28 2017-05-10 浙江省海洋水产研究所 Bacterium quick-freezing, storing and taking device
CN107152522A (en) * 2017-04-24 2017-09-12 北京交通大学 A kind of slack adjuster of electric steering engine servo-drive system
CN109387237A (en) * 2017-08-08 2019-02-26 浙江瑞启检测技术有限公司 A kind of environment detector rack of high-adaptability

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103332569A (en) * 2013-07-10 2013-10-02 嘉兴市华东建设机械有限公司 Engaging transmission mechanism of gear-rack engaged type lifter
CN103332569B (en) * 2013-07-10 2015-04-22 嘉兴市华东建设机械有限公司 Engaging transmission mechanism of gear-rack engaged type lifter
CN105855024A (en) * 2016-05-05 2016-08-17 中信重工机械股份有限公司 Suspension type gear shaft set
CN106635743A (en) * 2016-12-28 2017-05-10 浙江省海洋水产研究所 Bacterium quick-freezing, storing and taking device
CN106635743B (en) * 2016-12-28 2019-04-23 浙江省海洋水产研究所 Bacterium is rapidly frozen access device
CN107152522A (en) * 2017-04-24 2017-09-12 北京交通大学 A kind of slack adjuster of electric steering engine servo-drive system
CN107152522B (en) * 2017-04-24 2019-08-30 北京交通大学 A kind of slack adjuster of electric steering engine servo-system
CN109387237A (en) * 2017-08-08 2019-02-26 浙江瑞启检测技术有限公司 A kind of environment detector rack of high-adaptability

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CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20131204

Termination date: 20180710

CF01 Termination of patent right due to non-payment of annual fee