CN203756893U - Balanced type lifting tower crane and adjusting device thereof - Google Patents
Balanced type lifting tower crane and adjusting device thereof Download PDFInfo
- Publication number
- CN203756893U CN203756893U CN201420091646.0U CN201420091646U CN203756893U CN 203756893 U CN203756893 U CN 203756893U CN 201420091646 U CN201420091646 U CN 201420091646U CN 203756893 U CN203756893 U CN 203756893U
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- China
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- tower crane
- type lifting
- regulating device
- baffle plate
- balanced type
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Abstract
The utility model discloses a balanced type lifting tower crane and an adjusting device thereof. The adjusting device of the balanced type lifting tower crane comprises a transition frame, an adjustable sliding block, a baffle, an adjusting screw and a limiting piece. The adjustable sliding block is arranged on the transition frame in a sliding mode. The baffle is arranged on the transition frame, provided with a first side away from the adjustable sliding block and a second side facing the adjustable sliding block and further provided with a through hole. The adjusting screw drives the adjustable sliding block to slide through spiral transmission, and is provided with a head part and a rod part. The heat part of the adjusting screw is located on the first side of the baffle, and the rod part of the adjusting screw penetrates through the through hole to be in threaded connection with the adjustable sliding block. The limiting piece is used for limiting the adjusting screw to move in the direction close to or away from the baffle, arranged on the adjusting screw and located on the second side of the baffle. According to the adjusting device of the balanced type lifting tower crane, the adjusting range of the displacement of the adjustable sliding block is increased. The load adjusting function is achieved, and the adjusting range is large.
Description
Technical field
The utility model relates to manufacture technology field of medical appliance, particularly a kind of regulating device of balanced type lifting tower crane and have the balanced type lifting tower crane of this regulating device.
Background technique
The regulating mechanism of balanced type lifting tower crane is for changing the point of action of air spring on elongated boom, further change the arm of force length of air spring active force on elongated boom, in the constant situation of the arm of force length of load active force, can change its load value, thereby realize the adjustable function of load.Existing balanced type lifting tower crane is generally by changing the angle between air spring and elongated boom, further change the useful effect power of air spring to elongated boom, thereby realize the adjustable function of load, the adjustment range of this regulating mechanism is little, cause the loading range of tower crane little, applicability is poor.
Model utility content
The utility model is intended to solve at least to a certain extent one of above-mentioned technical problem of the prior art.For this reason, the object of the utility model first aspect is to propose a kind of regulating device of balanced type lifting tower crane, realizes the adjustable ability of load by the length that changes the arm of force, and regulation range is large.
The object of the utility model second aspect is to propose a kind of balanced type lifting tower crane with this regulating device.
According to the regulating device of the balanced type lifting tower crane of the utility model first aspect, comprising: Change-over frame, adjustable skid, baffle plate, adjustment screw and bounding means.Described adjustable skid is located on described Change-over frame slidably; Described baffle plate is located on described Change-over frame, and described baffle plate has away from the first side of described adjustable skid with towards the second side of described adjustable skid, and has through hole on described baffle plate; Described adjustment screw drives described adjustable skid to slide by power screw, described adjustment screw has head and bar portion, the head of described adjustment screw is positioned at the first side of described baffle plate, and the bar portion of described adjustment screw is threaded with described adjustable skid through described through hole; Described bounding means for limit described adjustment screw near or move up away from the side of described baffle plate, described bounding means is located on described adjustment screw and is positioned at the second side of described baffle plate.
According to the regulating device of balanced type lifting tower crane of the present utility model, adjust screw regulates adjustable skid position by screw thread transmission, make adjustable skid position regulation convenient, make to regulate high-effective and labour-saving, and the length of adjusting screw can be selected according to actual service condition, has increased the regulation range of this regulating device to adjustable skid displacement.And on the balanced type lifting tower crane with this regulating device, can change the point of action of air spring on elongated boom, realize the adjustable function of load, and regulation range is large.
In addition, according to the regulating device of the above-mentioned balanced type lifting tower crane of the utility model, can also there is following additional technical characteristics:
Described Change-over frame comprises guide rod, and described baffle plate is located at one end of described guide rod, on described adjustable skid, has pilot hole, and described guide rod is set in described pilot hole slidably.Thus, coordinate slidably by guide rod and pilot hole, make the transmission that adjustable skid can be stable on Change-over frame, improve the stability that adjustable skid slides, and baffle plate is located at the end of guide rod, not only can be so that adjust the adjusting of screw, but also make adjustable skid there is maximum sliding space.
In described pilot hole, be provided with pilot sleeve, the first end of described pilot sleeve stretches out the surface of the first side of described adjustable skid, and the second end of described pilot sleeve stretches out the surface of the second side of described adjustable skid.Thus, improved further the stability that adjustable skid slides on guide rod.
Described pilot sleeve and the welding of described adjustable skid or clamping.Thus, make pilot sleeve and being connected of adjustable skid simple and stable.
Described guide rod is multiple, and described pilot hole is multiple one to one with multiple described guide rods.Thus, make further the slip that adjustable skid can be stable.
Described bounding means is nut, and described nut is located on described adjustment screw and is positioned at the second side of described baffle plate.Thus, make the simple in structure of bounding means, and be convenient to the adjusting of this regulating device.
Described baffle plate is connected with described Change-over frame welding or bolt.Thus, baffle plate and Change-over frame are fixed together, can be so that the adjusting of regulating device, make the adjusting accurate stable of regulating device.
Described adjustable skid is provided with mounting ear.Thus, be convenient to this adjustable skid connecting power device.
According to the balanced type lifting tower crane of the utility model second aspect, comprising: elongated boom and regulating device.Described regulating device is located on described elongated boom, and described regulating device is according to the regulating device of the balanced type lifting tower crane of the utility model first aspect.
According to balanced type lifting tower crane of the present utility model, adopt and regulate according to the regulating device of the aforesaid balanced type lifting of the utility model tower crane, make to regulate high-effective and labour-saving, and the length of adjusting screw can be selected according to actual service condition, has increased the regulation range of this regulating device to adjustable skid displacement.And on the balanced type lifting tower crane with this regulating device, can change the point of action of air spring on elongated boom, realize the adjustable function of load, and regulation range is large.
Described Change-over frame comprises guide rod, and one end of described guide rod is connected with described baffle plate, and the other end of described guide rod is connected with described elongated boom bolt.Thus, assembly structure is simple, and easy to adjust.
Brief description of the drawings
Fig. 1 is the schematic diagram of the regulating device of an embodiment's of the present utility model balanced type lifting tower crane.
Fig. 2 is the partial sectional view of the adjustable skid of the regulating device of an embodiment's of the present utility model balanced type lifting tower crane.
Fig. 3 is the sectional view of Fig. 2 in section A-A.
Fig. 4 is the schematic diagram that the regulating device of an embodiment's of the present utility model balanced type lifting tower crane coordinates with elongated boom.
Reference character: regulating device 100; Elongated boom 200; Change-over frame 11; Adjustable skid 12; Baffle plate 13; Adjust screw 14; Bounding means 15; Pilot sleeve 16; Mounting ear 17; Guide rod 111; Pilot hole 101; Tapped hole 102; Head 141; Bar portion 142.
Embodiment
Describe embodiment of the present utility model below in detail, described embodiment's example is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Be exemplary below by the embodiment who is described with reference to the drawings, be intended to for explaining the utility model, and can not be interpreted as restriction of the present utility model.
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " clockwise ", orientation or the position relationship of instructions such as " counterclockwise " are based on orientation shown in the drawings or position relationship, only the utility model and simplified characterization for convenience of description, instead of device or the element of instruction or hint indication must have specific orientation, with specific orientation structure and operation, therefore can not be interpreted as restriction of the present utility model.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importance or the implicit quantity that indicates indicated technical characteristics.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".In description of the present utility model, the implication of " multiple " is two or more, unless otherwise expressly limited specifically.
In the utility model, unless otherwise clearly defined and limited, the terms such as term " installation ", " being connected ", " connection ", " fixing " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be mechanical connection, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals or the interaction relationship of two elements.For the ordinary skill in the art, can understand as the case may be the concrete meaning of above-mentioned term in the utility model.
In the utility model, unless otherwise clearly defined and limited, First Characteristic Second Characteristic it " on " or D score can comprise that the first and second features directly contact, also can comprise that the first and second features are not directly contacts but by the other feature contact between them.And, First Characteristic Second Characteristic " on ", " top " and " above " comprise First Characteristic directly over Second Characteristic and oblique upper, or only represent that First Characteristic level height is higher than Second Characteristic.First Characteristic Second Characteristic " under ", " below " and " below " comprise First Characteristic under Second Characteristic and tiltedly, or only represent that First Characteristic level height is less than Second Characteristic.
Describe with reference to the accompanying drawings the regulating device of the utility model first aspect embodiment's balanced type lifting tower crane in detail.
As shown in Figure 1, according to the regulating device 100 of the utility model embodiment's balanced type lifting tower crane, comprising: Change-over frame 11, adjustable skid 12, baffle plate 13, adjustment screw 14 and bounding means 15.
Particularly, adjustable skid 12 is located on Change-over frame 11 slidably.Baffle plate 13 is located on Change-over frame 11, and baffle plate 13 has away from the first side of adjustable skid 12 with towards the second side of adjustable skid 12, the wherein i.e. left side of baffle plate as shown in Figure 1 of the first side of baffle plate 13, the i.e. right side of baffle plate as shown in Figure 1 of the second side of baffle plate 13.On baffle plate 13, have through hole, this through hole passes through to the second side of baffle plate 13 from the first side of baffle plate 13, and with reference to Fig. 1, through hole extends along left and right directions.Adjusting screw 14 drives adjustable skid 12 to slide by power screw, adjust screw 14 and there is head 141 and bar portion 142, the head 141 of adjusting screw 14 is positioned at the first side of baffle plate 13, and the bar portion 142 of adjustment screw 14 is threaded with adjustable skid 12 through through hole.Bounding means 15 is located at the second side of adjusting on screw 14 and being positioned at baffle plate 13, bounding means 15 for limit adjust screw 14 near or upper mobile away from the direction of baffle plate 13 (left and right directions) as shown in Figure 1.Drive adjustable skid 12 to move by adjusting screw 14 screw thread transmissions, thereby regulate the object of adjustable skid 12 positions.
According to the regulating device 100 of the utility model embodiment's balanced type lifting tower crane, adjust screw 14 regulates adjustable skid 12 position by screw thread transmission, make adjustable skid 12 position regulation convenient, make to regulate high-effective and labour-saving, and the length of adjusting screw 14 can be selected according to actual service condition, has increased the regulation range of this regulating device 100 to adjustable skid 12 displacements.And on the balanced type lifting tower crane with this regulating device 100, can change the point of action of air spring on elongated boom, realize the adjustable function of load, and regulation range is large.
As shown in Figure 1 to Figure 3, in embodiments more of the present utility model, Change-over frame 11 comprises guide rod 111, baffle plate 13 is located at one end (as shown in Figure 1 the left end of guide rod 111) of guide rod 111, on adjustable skid 12, have pilot hole 101, guide rod 111 is set in pilot hole 101 slidably.Thus, coordinate slidably by guide rod 111 and pilot hole 101, make the transmission that adjustable skid 12 can be stable on Change-over frame 11, improve the stability that adjustable skid 12 slides, and baffle plate 13 is located at the end of guide rod, not only can be so that adjust the adjusting of screw 14, but also make adjustable skid 12 there is maximum sliding space.
Particularly, adjustable skid 12 is provided with the pilot hole 101 coordinating with guide rod 111 and the tapped hole 102 being threaded with adjustment screw 14.
Further, as shown in figures 1 and 3, in pilot hole 101, be provided with pilot sleeve 16, the first end of pilot sleeve 16 (as shown in Figure 3 the lower end of pilot sleeve 16) stretches out the surface (as shown in Figure 3 the lower surface of adjustable skid 12) of the first side of adjustable skid 12, and the second end of pilot sleeve 16 (as shown in Figure 3 the upper end of pilot sleeve 16) stretches out the surface (as shown in Figure 3 the upper surface of adjustable skid 12) of the second side of adjustable skid 12.Thus, improved further the stability that adjustable skid 12 slides on guide rod 111.
Advantageously, pilot sleeve 16 welds or clamping with adjustable skid 12.Thus, make pilot sleeve 16 and being connected of adjustable skid 12 simple and stable.
Those of ordinary skill in the art personnel are understandable that, pilot sleeve 16 mode such as can also be connected by screw and be arranged on adjustable skid 12.
As shown in Figure 1 to Figure 3, of the present utility model and in some embodiments, guide rod 111 is multiple, and pilot hole 101 is multiple one to one with multiple guide rods 111.Thus, make further the slip that adjustable skid 12 can be stable.
In addition, each pilot hole 101 is interior all can arrange a pilot sleeve 16.
As shown in Figure 1, in embodiments more of the present utility model, bounding means 15 is nut, and nut is located at the second side of adjusting on screw 14 and being positioned at baffle plate 13.Thus, make the simple in structure of bounding means 15, and be convenient to the adjusting of this regulating device 100.
Advantageously, baffle plate 13 welds with Change-over frame 11 or bolt is connected.Thus, baffle plate 13 and Change-over frame 11 are fixed together, can be so that the adjusting of regulating device 100, make the adjusting accurate stable of regulating device.
Further, as depicted in figs. 1 and 2, adjustable skid 12 is provided with mounting ear 17, and this mounting ear 17 is for connecting air spring equal power device.Thus, be convenient to this adjustable skid 12 connecting power devices.
Describe with reference to the accompanying drawings the regulating device 100 of the balance lifting tower crane of a specific embodiment of the present utility model in detail.
As shown in Figures 1 to 4, model utility provides a kind of regulating device 100 of self balancing lifting tower crane, mainly comprises Change-over frame 11, adjusts screw 14, bounding means 15, adjustable skid 12 and baffle plate 13.One end of Change-over frame 11 (as shown in Figure 4 the right-hand member of Change-over frame 11) is for being fixedly connected with elongated boom 200, and the other end of Change-over frame 11 (as shown in Figure 4 the left end of Change-over frame 11) is fixed together for guide end and baffle plate 13.Adjustable skid 12 is sleeved on the guiding end of Change-over frame 11.Adjusting screw 14 is spirally connected through baffle plate 13 and adjustable skid 12.Bounding means 15 is arranged between baffle plate 13 and adjustable skid 12, for preventing that adjusting screw 14 comes off; Adjust screw 14 by rotation, change the position of adjustable skid 12 on Change-over frame 11, and then change the point of action of air spring on elongated boom, realize the adjustable function of load, and adjustment range is larger.
Fig. 4 is the structural representation of this enforcement, and the utility model mainly comprises: baffle plate 13, adjustable skid 12, bounding means 15, adjustment screw 14, Change-over frame 11, elongated boom 200.Wherein one end of Change-over frame 11 is fixed together by screw and elongated boom 200, and the other end of Change-over frame 11 and baffle plate 13 are fixed together; Described baffle plate 13 two ends are provided with mounting hole, are fixedly mounted on the guiding rod end of Change-over frame 11, and the centre of baffle plate 13 arranges through hole, adjust screw 14 for passing; Described adjustment screw 14, through baffle plate 13, by bounding means 15 restraint of liberty degree, prevents from adjusting screw 14 and is pulled out, and described adjustment screw 14 is spirally connected with adjustable skid 12; Described bounding means 15 is fixed on and is adjusted on screw 14 by Cock screw, between described bounding means 15 and baffle plate 13, leaves gap, and described bounding means 15 is with adjusting screw 14 rotations.
Fig. 2 and Fig. 3 are the structural representation of adjustable skid 12, and adjustable skid 12 is provided with pilot sleeve 16 and mounting ear 17.Pilot sleeve 16, in order to be sleeved on guide rod 111 ends of Change-over frame 11, is provided with tapped hole on adjustable skid 12, and for being spirally connected with adjusting screw 14, mounting ear 17 is for installing air spring or other application of force objects.
The working principle of this enforcement is: screw 14 is adjusted in rotation, by screw pair effect, adjustable skid 12 can come and go mobile along adjusting screw 14, and move along Change-over frame 11 simultaneously, thereby change the point of action of application of force thing on elongated boom, further change the arm of force length of application of force thing on elongated boom, thereby realize the adjustable function of load.
According to the utility model second aspect embodiment's balanced type lifting tower crane, comprising: elongated boom and regulating device 100.Regulating device 100 is located on elongated boom, and regulating device 100 is according to the regulating device 100 of the utility model first aspect embodiment's balanced type lifting tower crane.
According to the utility model embodiment's balanced type lifting tower crane, adopt and regulate according to the regulating device 100 of the balanced type lifting tower crane of the utility model previous embodiment, make to regulate high-effective and labour-saving, and the length of adjusting screw 14 can be selected according to actual service condition, has increased the regulation range of this regulating device 100 to adjustable skid 12 displacements.And on the balanced type lifting tower crane with this regulating device 100, can change the point of action of air spring on elongated boom, realize the adjustable function of load, and regulation range is large.
As shown in Figure 4, in an embodiment of the present utility model, Change-over frame 11 comprises guide rod 111, one end of guide rod 111 (as shown in Figure 4 the left end of guide rod 111) is connected with baffle plate 13, and the other end of guide rod 111 (as shown in Figure 4 the right-hand member of guide rod 111) is connected with elongated boom 200 bolts.Thus, assembly structure is simple, and easy to adjust.
In the description of this specification, the description of reference term " embodiment ", " some embodiments ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present utility model or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, to the schematic statement of above-mentioned term not must for be identical embodiment or example.And specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiments or example.In addition, those skilled in the art can engage the different embodiments that describe in this specification or example and combine.
Although illustrated and described embodiment of the present utility model above, be understandable that, above-described embodiment is exemplary, can not be interpreted as restriction of the present utility model, those of ordinary skill in the art can change above-described embodiment in scope of the present utility model, amendment, replacement and modification.
Claims (10)
1. a regulating device for balanced type lifting tower crane, is characterized in that, comprising:
Change-over frame;
Adjustable skid, described adjustable skid is located on described Change-over frame slidably;
Baffle plate, described baffle plate is located on described Change-over frame, and described baffle plate has away from the first side of described adjustable skid with towards the second side of described adjustable skid, and has through hole on described baffle plate;
The adjustment screw that drives described adjustable skid to slide by power screw, described adjustment screw has head and bar portion, the head of described adjustment screw is positioned at the first side of described baffle plate, and the bar portion of described adjustment screw is threaded with described adjustable skid through described through hole;
For limiting described adjustment screw at bounding means close or that move up away from the side of described baffle plate, described bounding means is located on described adjustment screw and is positioned at the second side of described baffle plate.
2. the regulating device of balanced type lifting tower crane according to claim 1, it is characterized in that, described Change-over frame comprises guide rod, and described baffle plate is located at one end of described guide rod, on described adjustable skid, have pilot hole, described guide rod is set in described pilot hole slidably.
3. the regulating device of balanced type lifting tower crane according to claim 2, it is characterized in that, in described pilot hole, be provided with pilot sleeve, the first end of described pilot sleeve stretches out the surface of the first side of described adjustable skid, and the second end of described pilot sleeve stretches out the surface of the second side of described adjustable skid.
4. the regulating device of balanced type lifting tower crane according to claim 3, is characterized in that, described pilot sleeve and the welding of described adjustable skid or clamping.
5. the regulating device of balanced type lifting tower crane according to claim 2, is characterized in that, described guide rod is multiple, and described pilot hole is multiple one to one with multiple described guide rods.
6. the regulating device of balanced type lifting tower crane according to claim 1, is characterized in that, described bounding means is nut, and described nut is located on described adjustment screw and is positioned at the second side of described baffle plate.
7. according to the regulating device of the balanced type lifting tower crane described in any one in claim 1-6, it is characterized in that, described baffle plate is connected with described Change-over frame welding or bolt.
8. the regulating device of balanced type lifting tower crane according to claim 1, is characterized in that, described adjustable skid is provided with mounting ear.
9. a balanced type lifting tower crane, is characterized in that, comprising:
Elongated boom;
Regulating device, described regulating device is located on described elongated boom, and described regulating device is according to the regulating device of the balanced type lifting tower crane described in any one in claim 1-8.
10. balanced type lifting tower crane according to claim 9, is characterized in that, described Change-over frame comprises guide rod, and one end of described guide rod is connected with described baffle plate, and the other end of described guide rod is connected with described elongated boom bolt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091646.0U CN203756893U (en) | 2014-02-28 | 2014-02-28 | Balanced type lifting tower crane and adjusting device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420091646.0U CN203756893U (en) | 2014-02-28 | 2014-02-28 | Balanced type lifting tower crane and adjusting device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203756893U true CN203756893U (en) | 2014-08-06 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420091646.0U Expired - Fee Related CN203756893U (en) | 2014-02-28 | 2014-02-28 | Balanced type lifting tower crane and adjusting device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203756893U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879460A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | Balance type elevating crane tower and adjusting device thereof |
| CN105253766A (en) * | 2015-11-10 | 2016-01-20 | 中国科学院长春光学精密机械与物理研究所 | Self-balancing hoisting device used in lithographic projection lens |
-
2014
- 2014-02-28 CN CN201420091646.0U patent/CN203756893U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879460A (en) * | 2014-02-28 | 2015-09-02 | 北京谊安医疗系统股份有限公司 | Balance type elevating crane tower and adjusting device thereof |
| CN105253766A (en) * | 2015-11-10 | 2016-01-20 | 中国科学院长春光学精密机械与物理研究所 | Self-balancing hoisting device used in lithographic projection lens |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20140806 Termination date: 20170228 |