CN207090850U - A kind of small-sized crane - Google Patents
A kind of small-sized crane Download PDFInfo
- Publication number
- CN207090850U CN207090850U CN201720674750.6U CN201720674750U CN207090850U CN 207090850 U CN207090850 U CN 207090850U CN 201720674750 U CN201720674750 U CN 201720674750U CN 207090850 U CN207090850 U CN 207090850U
- Authority
- CN
- China
- Prior art keywords
- lifting arm
- bolt
- expansion link
- pulley
- rope
- 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
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Abstract
The utility model discloses a kind of small-sized crane, including base, pillar, lifting arm, brake actuator, rope, fixed pulley and suspension hook, pillar is fixed on base tip edges, pillar top is provided with lifting arm, connected between lifting arm and pillar by rotating shaft set, lifting arm is by bottom plate, the triangle start arm that adjutage and pull bar are formed, brake actuator is provided with bottom plate, the junction of adjutage and pull bar is provided with fixed pulley, suspension hook is connected by rope through fixed pulley with brake actuator, expansion link is provided with below lifting arm, expansion link top sets fluted, rope passes through groove, expansion link bottom is movably connected on rotating shaft set lateral outer, movable connecting rod is provided between expansion link and lifting arm, fixed pulley is provided at both ends with fixed support.Have the beneficial effect that：Single regulation goods trend, ensure that goods walking is unimpeded, save manpower, constantly give a warning, safeguard work Environmental security, eliminate safe hidden trouble.
Description
Technical field
Small mechanical equipment field is the utility model is related to, it particularly relates to a kind of small-sized crane.
Background technology
Small-sized crane is a kind of function admirable, using extremely wide small mechanical equipment.Suitable for skyscraper
Lifting job, such as various construction materials, the handling of various art works, the plank particularly carried to corridor inconvenience, carpenter
The length and width such as plate material has more its unique advantage.Simultaneously, it can also be used to lathe above and below the big workpiece of engineering shop, household electrical appliances
Factory, the production assembly line of food factory, warehouse and family's handling article etc..But existing small-sized crane, sling goods
, it is necessary to which a following people hauls goods with rope during thing, change goods direction of travel avoiding obstacles, not only waste of manpower, and
And this operation has potential safety hazard, and without any information warning, lower section often occurs that other workers walk about, makes work
Potential safety hazard be present in environment.
The problem of in correlation technique, effective solution is not yet proposed at present.
Utility model content
The problem of in correlation technique, the utility model proposes a kind of small-sized crane, to overcome existing correlation technique
Existing above-mentioned technical problem.
What the technical solution of the utility model was realized in：
A kind of small-sized crane, including base, pillar, lifting arm, brake actuator, rope, fixed pulley and suspension hook, institute
State pillar and be fixed on the base tip edges, the pillar top is provided with lifting arm, the lifting arm and the pillar
Between connected by rotating shaft set, the lifting arm is the triangle start arm that is made up of bottom plate, adjutage and pull bar, the bottom plate
On be provided with the brake actuator, the junction of the adjutage and the pull bar is provided with the fixed pulley, described to hang
Hook is connected by rope through the fixed pulley with the brake actuator, is provided with expansion link below the lifting arm, institute
State expansion link top set it is fluted, the rope passes through the groove, and the expansion link bottom is movably connected on the rotating shaft
Lateral outer is covered, movable connecting rod is provided between the expansion link and the lifting arm, the fixed pulley is provided at both ends with solid
Fixed rack, the fixed support top are provided with reflective mirror, and the reflective mirror top is provided with alarm warning lamp, and the braking passes
Dynamic device one end is provided with controlling switch, and the alarm warning lamp is connected with the controlling switch.
Further, it is provided with pressure bearing between the rotating shaft set bottom and the column contacts face.
Further, inwall is provided with screw thread inside the rotating cylinder, and the movable connecting rod includes bolt one, the and of bolt two
Rotating cylinder, described one end of bolt one are fixedly connected on the lifting arm, the other end of bolt one insert the rotating cylinder top and
Engagement, described one end of bolt two are movably connected on the expansion link, and the other end of bolt two inserts the rotating cylinder bottom and nibbled
Close, the screw thread of the bolt one is opposite with the screw thread of the bolt two.
Further, the expansion link is hydraulically extensible bar.
Further, the inside grooves are provided with pulley one and pulley two, the outer rim of pulley one and the pulley two
Outer rim fits, and the rope is through the pulley one and the pulley two.
Further, the brake actuator include motor, reducer of turbodrill and winding roller, the motor with it is described
Reducer of turbodrill is connected, and the reducer of turbodrill is connected with the winding roller, and the rope is connected to the winding roller.
The beneficial effects of the utility model：By setting expansion link and reflective mirror, when crane works, link up with goods
Thing rises or declined, and operator can be carried out observation goods by reflective mirror and be risen or fallen, and run into barrier, can be passed through tune
Section telescopic bar, is extrapolated or interior drawing to goods, avoiding obstacles, the setting of movable connecting rod, further fixes expansion link, is protected
Demonstrate,prove expansion link it is consistent with the rotation direction of lifting arm, ensure goods will not double swerve, ensure goods walking it is unblocked, and
And do not need worker to be moved towards with rope control goods below, manpower is saved, following worker can be made to be prevented away from working space
Goods, which comes off, causes security incident, the setting for warning lamp of alarming, and can ceaselessly be given a warning, the moment carries when crane works
Wake up around pass through worker, the safety of safeguard work environment, the utility model beneficial effect be can one voluntarily adjust
Goods moves towards, and ensures that goods walking is unimpeded, saves manpower, constantly give a warning during work, the safety of safeguard work environment, eliminate
Potential safety hazard.
In addition, by setting pressure bearing, the sliding friction between rotating shaft set bottom and column contacts face is changed into rolling
Friction, greatly reducing frictional force, can not only reduce manpower, and reduce the abrasion of parts, be used so as to extend
Life-span；By the setting of rotating cylinder, bolt one and bolt two, the hand of spiral of bolt one and bolt two turns on the contrary, can pass through to rotate
Cylinder, carry out the elongation of regulating bolt one and bolt two, so as to the height of adjustable telescopic rod, and then adapt to different working environments,
Have wide range of applications；By using hydraulically extensible bar, the pressure conveying of hydraulically extensible bar is more stable, and Telescopic precision is high,
Stable, Sudden Changing Rate is small, ensures safe to use, steady；By the setting of pulley one and pulley two, by the cunning between rope and groove
Dynamic friction switchs to rolling friction, greatly reduces frictional force, with the abrasion of less rope or can rub, and extend rope uses the longevity
Life, ensure safe to use.
Brief description of the drawings
, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art
In the required accompanying drawing used be briefly described, it should be apparent that, drawings in the following description are only of the present utility model
Some embodiments, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other accompanying drawings.
Fig. 1 is the overall structure figure according to the small-sized crane of the utility model embodiment；
Fig. 2 is the movable connecting rod structure chart according to the small-sized crane of the utility model embodiment；
Fig. 3 is the brake structure chart according to the small-sized crane of the utility model embodiment.
1st, base；2nd, pillar；3rd, lifting arm；301st, bottom plate；302nd, adjutage；303rd, pull bar；4th, brake actuator；
401st, motor；402nd, reducer of turbodrill；403rd, roller is wound；5th, rope；6th, fixed pulley；7th, suspension hook；8th, rotating shaft set；9th, stretch
Bar；10th, groove；11st, movable connecting rod；1101st, bolt one；1102nd, bolt two；1103rd, rotating cylinder；12nd, fixed support；13rd, it is anti-
Light microscopic；14th, alarm warning lamp；15th, controlling switch；16th, pressure bearing；17th, screw thread；18th, pulley one；19th, pulley two.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out
Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole
Embodiment.Based on the embodiment in the utility model, every other embodiment that those of ordinary skill in the art are obtained all belongs to
In the scope of the utility model protection.
According to embodiment of the present utility model, there is provided a kind of small-sized crane.
As Figure 1-3, according to the small-sized crane of the utility model embodiment, including base 1, pillar 2, lifting arm 3,
Brake actuator 4, rope 5, fixed pulley 6 and suspension hook 7, the pillar 2 are fixed on the tip edges of base 1, the branch
The top of post 2 is provided with lifting arm 3, is connected between the lifting arm 3 and the pillar 2 by rotating shaft set 8, and the lifting arm 3 is
The triangle start arm being made up of bottom plate 301, adjutage 302 and pull bar 303, the braking is provided with the bottom plate 301 and is passed
Dynamic device 4, the junction of the adjutage 302 and the pull bar 303 are provided with the fixed pulley 6, and the suspension hook 7 passes through rope
5 are connected through the fixed pulley 6 with the brake actuator 4, and the lower section of lifting arm 3 is provided with expansion link 9, described flexible
The top of bar 9 sets fluted 10, and the rope 5 passes through the groove 10, and the bottom of expansion link 9 is movably connected on the rotating shaft
8 lateral outers are covered, movable connecting rod 11 is provided between the expansion link 9 and the lifting arm 3, the both ends of fixed pulley 6 are set
Fixed support 12 is equipped with, the top of fixed support 12 is provided with reflective mirror 13, and the top of reflective mirror 13 is provided with alarm police
Show lamp 14, described one end of brake actuator 4 is provided with controlling switch 15, the alarm warning lamp 14 and the controlling switch 15
Connection.
In one embodiment, can be by using the rotating shaft set 8 in order to reduce friction of the rotating shaft set 8 between pillar 2
Pressure bearing 16 is provided with to realize between bottom and the contact surface of the pillar 2, by setting pressure bearing 16, by rotating shaft set 8
Sliding friction between bottom and the contact surface of pillar 2 is changed into rolling friction, greatly reducing frictional force, can not only reduce people
Power, and reduce the abrasion of parts, so as to increase the service life.
In one embodiment, can be by using described in order that being flexibly connected the height for being capable of the top of adjustable telescopic rod 9
The inside inwall of rotating cylinder 1103 is provided with screw thread 17, and the movable connecting rod 11 includes bolt 1, bolt 2 1102 and rotating cylinder
1103, described one end of bolt 1 is fixedly connected on the lifting arm 3, and the other end of bolt 1 insertion is described to be turned
Cylinder 1103 tops and engagement, described one end of bolt 2 1102 be movably connected on the expansion link 9, the other end of bolt 2 1102
The bottom of rotating cylinder 1103 and engagement are inserted, the screw thread 17 of the bolt 1 is opposite with the screw thread 17 of the bolt 2 1102
To realize, pass through the setting of rotating cylinder 1103, bolt 1 and bolt 2 1102, the screw thread of bolt 1 and bolt 2 1102
17 is in opposite direction, can carry out the elongation of regulating bolt 1 and bolt 2 1102 by rotating rotating cylinder 1103, stretched so as to adjust
The height of contracting bar 9, and then different working environments is adapted to, have wide range of applications.
In one embodiment, for the expansion link 9, its can use the expansion link 9 for hydraulically extensible bar 9 come
Realize, by using hydraulically extensible bar 9, the pressure conveying of hydraulically extensible bar 9 is more stable, and Telescopic precision is high, stable, dashes forward
Variable is small, ensures safe to use, steady.
In one embodiment, can be by using in the groove 10 in order to reduce the friction between groove 10 and rope 5
Portion is provided with pulley 1 and pulley 2 19, and the outer rim of pulley 1 fits with the outer rim of pulley 2 19, the rope 5
Realized through the pulley 1 and the pulley 2 19, by the setting of pulley 1 and pulley 2 19, by rope 5
Sliding friction between groove 10 switchs to rolling friction, greatly reduces frictional force, can be with the abrasion of less rope 5 or mill
It is disconnected, extend the service life of rope 5, ensure safe to use.
In one embodiment, for the brake actuator 4, it can be wrapped using the brake actuator 4
Motor 401, reducer of turbodrill 402 and winding roller 403 are included, the motor 401 is connected with the reducer of turbodrill 402, described
Reducer of turbodrill 402 is connected with the winding roller 403, and the rope 5 is connected to the winding roller 403 to realize, turbine
The setting of decelerator 402, due to the irreversibility that reducer of turbodrill 402 is driven, the goods that will can be sling is locked in any position
Put, convenient operation.
In summary, by means of above-mentioned technical proposal of the present utility model, by setting expansion link 9 and reflective mirror 13,
When crane works, linking up with goods to rise or decline is, operator can carry out observing goods rising by reflective mirror 13
Or decline, barrier is run into, goods can be extrapolated or interior drawing by adjustable telescopic rod 9, avoiding obstacles, is flexibly connected
The setting of bar 11, further fixed expansion link 9, ensures that expansion link 9 is consistent with the rotation direction of lifting arm 3, ensures that goods will not
Double swerve, the unblocked of goods walking is ensured, and do not need worker to be moved towards with rope control goods below, save people
Power, following worker can be made to prevent goods comes off from causing security incident, the setting for warning lamp 14 of alarming can away from working space
When crane works, ceaselessly give a warning, the worker passed through around moment prompting, the safety of safeguard work environment,
The utility model beneficial effect be can one voluntarily adjust goods trend, ensure that goods walking is unimpeded, manpower saved, during work
Constantly give a warning, the safety of safeguard work environment, eliminate safe hidden trouble.
In addition, by setting pressure bearing 16, the sliding friction between the bottom of rotating shaft set 8 and the contact surface of pillar 2 is changed into
Rolling friction, frictional force is greatly reducing, can not only reduce manpower, and reduce the abrasion of parts, so as to extend
Service life；Pass through the setting of rotating cylinder 1103, bolt 1 and bolt 2 1102, the spiral shell of bolt 1 and bolt 2 1102
Line 17 is in opposite direction, can carry out the elongation of regulating bolt 1 and bolt 2 1102, by rotating rotating cylinder 1103 so as to adjust
The height of expansion link 9, and then different working environments is adapted to, have wide range of applications；By using hydraulically extensible bar 9, hydraulic pressure is stretched
The pressure conveying of contracting bar 9 is more stable, and Telescopic precision is high, and stable, Sudden Changing Rate is small, ensures safe to use, steady；Pass through cunning
The setting of one 18 and pulley 2 19 is taken turns, the sliding friction between rope 5 and groove 10 is switched into rolling friction, greatly reduces and rubs
Power is wiped, with the abrasion of less rope 5 or can be rubbed, extends the service life of rope 5, is ensured safe to use.
Preferred embodiment of the present utility model is the foregoing is only, it is all at this not to limit the utility model
Within the spirit and principle of utility model, any modification, equivalent substitution and improvements made etc., the utility model should be included in
Protection domain within.
Claims (6)
1. a kind of small-sized crane, it is characterised in that including base (1), pillar (2), lifting arm (3), brake actuator
(4), rope (5), fixed pulley (6) and suspension hook (7), the pillar (2) are fixed on the base (1) tip edges, the branch
Post (2) top is provided with lifting arm (3), is connected between the lifting arm (3) and the pillar (2) by rotating shaft set (8), described
Lifting arm (3) is the triangle start arm that is made up of bottom plate (301), adjutage (302) and pull bar (303), the bottom plate (301)
On be provided with the brake actuator (4), the junction of the adjutage (302) and the pull bar (303) is provided with described
Fixed pulley (6), the suspension hook (7) are connected by rope (5) through the fixed pulley (6) with the brake actuator (4), institute
State and expansion link (9) is provided with below lifting arm (3), expansion link (9) top sets fluted (10), and the rope (5) is worn
The groove (10) is crossed, expansion link (9) bottom is movably connected on the rotating shaft set (8) lateral outer, the expansion link (9)
Movable connecting rod (11) is provided between the lifting arm (3), the fixed pulley (6) is provided at both ends with fixed support (12),
Fixed support (12) top is provided with reflective mirror (13), and reflective mirror (13) top is provided with alarm warning lamp (14),
Described brake actuator (4) one end is provided with controlling switch (15), the alarm warning lamp (14) and the controlling switch
(15) connect.
2. small-sized crane according to claim 1, it is characterised in that rotating shaft set (8) bottom and the pillar (2)
Pressure bearing (16) is provided between contact surface.
3. small-sized crane according to claim 1, it is characterised in that the movable connecting rod (11) includes bolt one
(1101), bolt two (1102) and rotating cylinder (1103), the internal inwall of the rotating cylinder (1103) are provided with screw thread (17), the bolt
One (1101) one end is fixedly connected on the lifting arm (3), and described (1101) other end of bolt one inserts the rotating cylinder
(1103) top and engagement, described (1102) one end of bolt two are movably connected on the expansion link (9), the bolt two (1102)
The other end inserts rotating cylinder (1103) bottom and engagement, the screw thread of the bolt one (1101) and the bolt two (1102)
Screw thread is opposite.
4. small-sized crane according to claim 1, it is characterised in that the expansion link (9) is hydraulically extensible bar.
5. small-sized crane according to claim 1, it is characterised in that the groove (10) is internally provided with pulley one
(18) fitted with pulley two (19), described (18) outer rim of pulley one with described (19) outer rim of pulley two, the rope (5) passes through
Between the pulley one (18) and the pulley two (19).
6. small-sized crane according to claim 1, it is characterised in that the brake actuator (4) includes motor
(401), reducer of turbodrill (402) and winding roller (403), the motor (401) are connected with the reducer of turbodrill (402),
The reducer of turbodrill (402) is connected with the winding roller (403), and the rope (5) is connected to the winding roller
(403)。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720674750.6U CN207090850U (en) | 2017-06-10 | 2017-06-10 | A kind of small-sized crane |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720674750.6U CN207090850U (en) | 2017-06-10 | 2017-06-10 | A kind of small-sized crane |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207090850U true CN207090850U (en) | 2018-03-13 |
Family
ID=61552172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720674750.6U Expired - Fee Related CN207090850U (en) | 2017-06-10 | 2017-06-10 | A kind of small-sized crane |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207090850U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750975A (en) * | 2018-05-10 | 2018-11-06 | 侯薛亮 | A kind of handler for Power Material |
| CN109019362A (en) * | 2018-07-20 | 2018-12-18 | 罗玉松 | Small-sized sling |
-
2017
- 2017-06-10 CN CN201720674750.6U patent/CN207090850U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108750975A (en) * | 2018-05-10 | 2018-11-06 | 侯薛亮 | A kind of handler for Power Material |
| CN109019362A (en) * | 2018-07-20 | 2018-12-18 | 罗玉松 | Small-sized sling |
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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: 20180313 Termination date: 20180610 |