CN103010984B - The anti-device of hurting sb.'s feelings of tower crane detecting gate - Google Patents
The anti-device of hurting sb.'s feelings of tower crane detecting gate Download PDFInfo
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- CN103010984B CN103010984B CN201210585447.0A CN201210585447A CN103010984B CN 103010984 B CN103010984 B CN 103010984B CN 201210585447 A CN201210585447 A CN 201210585447A CN 103010984 B CN103010984 B CN 103010984B
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- Prior art keywords
- tower crane
- detecting gate
- mount pad
- door frame
- crane detecting
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Abstract
The present invention relates to the anti-device of hurting sb.'s feelings of a kind of tower crane detecting gate, it comprises mount pad and window catch; Wherein: described mount pad offers through hole, and described mount pad is fixedly installed in the door frame slot of described tower crane detecting gate back bottom; First side of described window catch inserts in described through hole, and can with this side for axle rotates; Second side of described window catch, is inserted in the preformed hole on door frame, draws under described tower crane detecting gate closed condition in the door frame slot of described tower crane detecting gate under described tower crane detecting gate opening.The present invention can prevent detecting gate unexpected situation of closing in opening process from occurring, and solves the problem that tower crane detecting gate in prior art lacks anti-function of hurting sb.'s feelings.
Description
Technical field
The present invention relates to the annex of a kind of, particularly relate to the anti-device of hurting sb.'s feelings of a kind of tower crane detecting gate.
Background technology
In the design of large-scale tower crane, mostly adopt by driving engine, hydraulic efficiency pressure system, electric system, control system etc. nearby centralized arrangement form independently closed cell-power system.Simultaneously due to the needs of tower type crane structure, the position of power system is often positioned at the top of tower crane.In use, the work often carried out is needed to comprise: the oiling of driving engine and adding water; The components and parts adjustment of hydraulic efficiency pressure system and performance adjustment; The work such as the detection of electric system and debugging, carry out under the state that the detecting gate that above work must be arranged specially on closure casing is opened.Under certain state, detecting gate may unexpectedly be closed suddenly, the situation cause operating personal to squeeze, to touch, crushing.
For the normally closed detecting gate that equipment uses, common design is generally only considered: can open at any time when needed, can shut securely, play protective action after finishing using.But for the power system detecting gate of tower crane, it has lacked the security function preventing from when door is opened hurting sb.'s feelings.
At present, crane cabin door employs a kind of fixing lock construction preventing unexpected closedown.Shown in Fig. 1 be cab door close time view; Shown in Fig. 2 is the view that cab door is opened completely; Shown in Fig. 3, Fig. 4 A and Fig. 4 B is utilize the partial cutaway schematic of fixing the state that cab door is opened by lock construction completely.As Figure 1-4, this fixing lock construction comprises grab 2 ' and shackle 3 ', and shackle 3 ' is fixed on the front of cab door 1 ', and grab 2 ' is arranged on the corresponding position of driver's cab.The stationary state schematic diagram of grab 2 ' and shackle 3 ' has been shown in Fig. 4 A, and Fig. 4 B shows the disengaged condition schematic diagram of grab 2 ' and shackle 3 '.When utilizing fixing lock construction to be fixed cab door, first by cab door 1 ' 180-degree opening, then use grab 2 ' hook to block the cab door 1 ' that shackle 3 ' is housed, thus fix cab door 1 '.Although the mode of operation of this fixing lock construction is safe and reliable, this fixing lock construction is applied to tower crane detecting gate, and manufacturing cost is relatively higher.
Summary of the invention
The object of the invention is to propose the anti-device of hurting sb.'s feelings of a kind of tower crane detecting gate, it can prevent detecting gate unexpected situation of closing in opening process from occurring, and solves the problem that tower crane detecting gate in prior art lacks anti-function of hurting sb.'s feelings.
For achieving the above object, the invention provides following technical scheme:
The anti-device of hurting sb.'s feelings of a kind of tower crane detecting gate, wherein, comprises mount pad and window catch; Wherein: described mount pad offers through hole, and described mount pad is fixedly installed in the door frame slot of described tower crane detecting gate back bottom; First side of described window catch inserts in described through hole, and can with this side for axle rotates; Second side of described window catch, is inserted in the preformed hole on door frame, draws under described tower crane detecting gate closed condition in the door frame slot of described tower crane detecting gate under described tower crane detecting gate opening.
Further, also comprise the fastener preventing the first side of described window catch from deviating from from the through hole of described mount pad, this fastener is arranged on described first side below described mount pad.
Further, described fastener is double nuts structure, nut spring cotter or Nut column latch structure.
Further, described window catch is U-shaped, collapsible, double-pin shaft type or flexible chute-type structure.
Further, described mount pad takes the shape of the letter U, and the end winding support of both sides is in the door frame slot of described tower crane detecting gate, and described through hole is arranged on described mount pad.
Further, described mount pad be board-like material or the first side allowing described window catch rotate freely hollow circular tube post, square column type material.
Based on the arbitrary technical scheme in technique scheme, the embodiment of the present invention at least can produce following technique effect:
Because the present invention is provided with mount pad and window catch, mount pad offers through hole, and mount pad is fixedly installed in the doorframe of tower crane detecting gate back bottom, first side of window catch inserts in the through hole of mount pad, and can with this side for axle rotates, time tower crane detecting gate is opened, first the second side of window catch is mentioned, and the second side is rotated around the first side, turn to above the preformed hole on door frame, then the second side is inserted preformed hole, tower crane detecting gate is made to realize opening and maintaining stabilized conditions, thus can prevent detecting gate unexpected situation of closing in opening process from occurring, and then operating personal detecting gate can being avoided unexpectedly to close cause squeezes, touch, situation about crushing occurs.
In addition, at least also there is following advantage in the preferred technical solution of the present invention:
1, the cost of manufacture of mount pad used in the present invention and window catch is also very low, and dismounting is also very easily, is convenient to promote the use of.
2, the present invention adopts U-shaped part as window catch, has that structure is succinct, easy to use, technique is simple, the overall merit of with low cost, reliable in function.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
View when Fig. 1 is the closedown of existing cab door;
Fig. 2 is the view that existing cab door is opened completely;
Fig. 3 is the partial cutaway schematic of the state utilizing fixing lock construction to be opened completely by cab door;
Fig. 4 A is that the A-A of Fig. 3 is to cutaway view, fixing lock construction lock-out state schematic diagram;
Fig. 4 B is the view of fixing lock construction disengagement in Fig. 4 A;
Fig. 5 is that tower crane detecting gate provided by the present invention is prevented hurting sb.'s feelings the structural representation of device one embodiment;
Fig. 6 is that in Fig. 5, tower crane detecting gate is prevented hurting sb.'s feelings the using state schematic diagram one of device;
Fig. 7 is that in Fig. 5, tower crane detecting gate is prevented hurting sb.'s feelings the using state schematic diagram two of device;
Fig. 8 A is the schematic diagram of nut cotter pin configuration;
Fig. 8 B is that the B-B of Fig. 8 A is to cutaway view;
Fig. 9 A is the schematic diagram of Nut column latch structure;
Fig. 9 B is that the C-C of Fig. 9 A is to cutaway view;
Figure 10 A is the structural representation of collapsible window catch;
Figure 10 B is the birds-eye view of Figure 10 A;
Figure 11 is the structural representation of double-pin shaft type window catch;
Figure 12 A is the structural representation of flexible chute-type window catch;
Figure 12 B is the birds-eye view of Figure 12 A;
Figure 13 A is hollow circular tube rod structure;
Figure 13 B is that the D-D of Figure 13 A is to cutaway view
Figure 14 A is square column type structure;
Figure 14 B is that the E-E of Figure 14 A is to cutaway view
Mark in figure: 1 ', cab door; 2 ', grab; 3 ' shackle; 1, mount pad; 11, through hole; 2, window catch; 21, the first side; 22, the second side; 3, tower crane detecting gate; 31, door frame slot; 4, door frame; 41, preformed hole; 5, fastener; 51, nut; 52, spring cotter; 53, nut; 54, pin.
Detailed description of the invention
Below by drawings and Examples, technical scheme of the present invention is described in further detail.
Fig. 5 is that tower crane detecting gate provided by the present invention is prevented hurting sb.'s feelings the structural representation of device one embodiment; Fig. 6 is that in Fig. 5, tower crane detecting gate is prevented hurting sb.'s feelings the using state schematic diagram one of device; Fig. 7 is that in Fig. 5, tower crane detecting gate is prevented hurting sb.'s feelings the using state schematic diagram two of device.As can be seen from Fig. 5, Fig. 6 and Fig. 7, the anti-device of hurting sb.'s feelings of the tower crane detecting gate in this embodiment comprises mount pad 1 and window catch 2.Wherein: mount pad 1 offers through hole 11, and mount pad 1 be fixedly installed in the door frame slot 31 of tower crane detecting gate 3 back bottom.In the present embodiment, because mount pad 1 can adopt steel structure, the mode of welding therefore can be adopted to be fixed in door frame slot 31.Certainly, this can use other connection modes to substitute the technical scheme of above-mentioned disclosed connection mode also within protection scope of the present invention according to the shape of mount pad 1 and material.
That play in the process that window catch 2 can be opened at detecting gate that the detecting gate (as: wind in high-altitude blows, the touching of other staff) that prevents testing staff to be accidentally shut down causes squeezes, crushes harmful security purpose, because the deadweight of detecting gate is not very too large, therefore the load stress value of window catch 2 is lower, thus the window catch 2 in the present invention adopts conventional smooth bar to be raw material, it can thus be appreciated that the present invention has cost advantage lower, easy to utilize.
Can find out in above-described embodiment, what window catch 2 adopted is U-shaped part, and the first side 21 end of this U-shaped part inserts on mount pad in 1 through hole offered 11, and, can with the first side, side 21 place for axle rotates.Second side 22 of this U-shaped part is rotatable free end, and under tower crane detecting gate 3 opening, the second side 22 is inserted in the preformed hole 41 on door frame 4, and this preformed hole 41 is offered specially, keeps for the second side 22 to insert and uses.Now, under the fixed pedestal effect of window catch 2, tower crane detecting gate 3 is maintained opening, and can not to occur in opening process unexpected situation of closing, thus detecting gate can be avoided unexpectedly to close, and the operating personal caused squeezes, touches, situation about crushing occurs.Under tower crane detecting gate 3 closed condition, the second side 22 is held together in the door frame slot 31 of tower crane detecting gate 3.
In above-described embodiment, preformed hole 41 can be multiple, is spaced apartly located on door frame 4, and the unlatching for detecting gate provides different apertures.
In addition, the cost of manufacture of mount pad 1 and window catch 2 is also very low, and installation, use technology are also very easily, are convenient to promote the use of.
In the above-described embodiments, the anti-device of hurting sb.'s feelings of tower crane detecting gate provided by the present invention can also comprise fastener 5, for preventing the first side 21 of window catch 2 from deviating from from the through hole of mount pad 1, this fastener 5 is arranged on the first side 21 below mount pad 1.In the present embodiment, fastener 5 can adopt double nuts structure (as shown in Figure 5) to realize preventing window catch 2 from departing from mount pad 1.Also nut cotter pin configuration (as shown in Figure 8 A and 8 B) can be adopted to realize preventing window catch 2 from departing from mount pad 1, after nut 51 is tightened, spring cotter 52 is inserted in the hole that nut groove and the first side 21 offer, and spring cotter 52 afterbody is pulled open, prevent relatively rotating of nut 51 and the first side 21.Nut column latch structure (as shown in fig. 9 a and fig. 9b) can also be adopted, after nut 53 is tightened, pin 54 is inserted in the hole that nut groove and the first side 21 offer, prevent relatively rotating of nut 53 and the first side 21, realize preventing window catch 2 from departing from mount pad 1.In fact, fastener 5 also can adopt single nut structure, but under the vibrational excitation when equipment operation, the nut of single nut structure very easily comes off, and therefore, preferably uses double nuts structure, after double nuts is tightened mutually, slip-off preventing effect is better, simple, reliable and easy to use.
In the various embodiments described above, window catch 2, except can adopting U-shaped part, also can adopt accordion structure (as shown in figs. 10 a and 10b), and the M in Figure 10 B is the state that detecting gate 31 is opened completely, and the N in Figure 10 B is the semi-open state of detecting gate 31.Window catch 2 can also adopt double-pin axis structure (as shown in figure 11), and now the first side 21 of window catch 2 and the second side 22 are bearing pin.Window catch 2 can also stretch chute-type structure (as illustrated in figs. 12 a and 12b), and the M in Figure 12 B is the state that detecting gate 31 is opened completely, and window catch 2 launches completely; N in Figure 12 B is the semi-open state of detecting gate 31, and window catch 2 presents contraction state.In fact, window catch 2 can select other structure according to the shape of tower crane detecting gate 3 and concrete application scenario.But U-shaped part has that structure is succinct, easy to use, technique is simple, the overall merit of with low cost, reliable in function, so the frequency of utilization of U-shaped part is higher.
In the various embodiments described above, mount pad 1 takes the shape of the letter U, and the end winding support of both sides is in the door frame slot 31 of tower crane detecting gate 3, and through hole 11 is opened on mount pad 1.Obviously, mount pad 1 also can be the first side 21 of window catch 2 can be allowed to rotate freely hollow circular tube post (as shown in figures 13 a and 13b), square column type (as shown in figs. 14 a and 14b) material.In the present embodiment, what mount pad 1 adopted is board-like material, but is not limited thereto.
Time tower crane detecting gate 3 is opened, first, mention the second side 22 of window catch 2, and the second side 22 is rotated around the first side 21, turn to above the preformed hole 41 on door frame 4, then, the second side 21 is inserted preformed hole 41, make tower crane detecting gate 3 realize opening and maintaining stabilized conditions.
Time tower crane detecting gate 3 is closed, first, second side 22 is mentioned from preformed hole 41, and the second side 22 is rotated around the first side 21, turn in the door frame slot 31 of tower crane detecting gate 3, thus tower crane detecting gate 3 can be closed, thus realize freely closing.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.
Claims (5)
1. the anti-device of hurting sb.'s feelings of tower crane detecting gate, is characterized in that,
Comprise mount pad and window catch; Wherein: described mount pad offers through hole, and described mount pad is fixedly installed in the door frame slot of described tower crane detecting gate back bottom; First side of described window catch inserts in described through hole, and can with this side for axle rotates; Second side of described window catch, be raised under described tower crane detecting gate opening, and rotate around described first side, turn to above the preformed hole on door frame, then, described second side is inserted in the described preformed hole on described door frame, makes described tower crane detecting gate realize opening and maintaining stabilized conditions; Mentioned by from described preformed hole under described tower crane detecting gate closed condition, and rotate around described first side, turn in the described door frame slot of described tower crane detecting gate, by gathering in the described door frame slot of described tower crane detecting gate, thus realize freely closing of described tower crane detecting gate; Described preformed hole is multiple, is spaced apartly located on described door frame; Described window catch is collapsible or flexible chute-type structure.
2. device as claimed in claim 1, is characterized in that,
Also comprise the fastener preventing the first side of described window catch from deviating from from the through hole of described mount pad, this fastener is arranged on described first side below described mount pad.
3. device as claimed in claim 2, is characterized in that,
Described fastener is double nuts structure, nut cotter pin configuration or Nut column latch structure.
4. device as claimed in claim 1, is characterized in that,
Described mount pad takes the shape of the letter U, and the end winding support of both sides is in the door frame slot of described tower crane detecting gate, and described through hole is arranged on described mount pad.
5. device as claimed in claim 4, is characterized in that,
Described mount pad be board-like material or the first side allowing described window catch rotate freely hollow circular tube post, square column type material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210585447.0A CN103010984B (en) | 2012-12-28 | 2012-12-28 | The anti-device of hurting sb.'s feelings of tower crane detecting gate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210585447.0A CN103010984B (en) | 2012-12-28 | 2012-12-28 | The anti-device of hurting sb.'s feelings of tower crane detecting gate |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103010984A CN103010984A (en) | 2013-04-03 |
| CN103010984B true CN103010984B (en) | 2015-09-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210585447.0A Expired - Fee Related CN103010984B (en) | 2012-12-28 | 2012-12-28 | The anti-device of hurting sb.'s feelings of tower crane detecting gate |
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| Country | Link |
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| CN (1) | CN103010984B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105084217A (en) * | 2015-09-10 | 2015-11-25 | 无锡市运达机械有限公司 | Bin door safety device for crane |
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| CN87206226U (en) * | 1987-04-07 | 1988-10-12 | 陈建武 | Automatically locking hook for door or window |
| JP2005314974A (en) * | 2004-04-28 | 2005-11-10 | Toshiba Corp | Door opening/closing apparatus |
| JP2010174445A (en) * | 2009-01-27 | 2010-08-12 | Naigai Denki Kk | Cabinet for storing electric and electronic equipment |
| CN201723032U (en) * | 2010-04-16 | 2011-01-26 | 徐州徐工挖掘机械有限公司 | Side-door opening limiting device |
| CN202031411U (en) * | 2011-04-11 | 2011-11-09 | 福州天宇电气股份有限公司 | Positioning device for cabin hook of cabinet door |
| CN202509905U (en) * | 2012-04-05 | 2012-10-31 | 江苏吉信远望船舶设备有限公司 | Rocking-preventing bolt type door hanging base |
| CN203079600U (en) * | 2012-12-28 | 2013-07-24 | 徐州重型机械有限公司 | Anti-injury device for detection door of tower crane |
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2012
- 2012-12-28 CN CN201210585447.0A patent/CN103010984B/en not_active Expired - Fee Related
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN87206226U (en) * | 1987-04-07 | 1988-10-12 | 陈建武 | Automatically locking hook for door or window |
| JP2005314974A (en) * | 2004-04-28 | 2005-11-10 | Toshiba Corp | Door opening/closing apparatus |
| JP2010174445A (en) * | 2009-01-27 | 2010-08-12 | Naigai Denki Kk | Cabinet for storing electric and electronic equipment |
| CN201723032U (en) * | 2010-04-16 | 2011-01-26 | 徐州徐工挖掘机械有限公司 | Side-door opening limiting device |
| CN202031411U (en) * | 2011-04-11 | 2011-11-09 | 福州天宇电气股份有限公司 | Positioning device for cabin hook of cabinet door |
| CN202509905U (en) * | 2012-04-05 | 2012-10-31 | 江苏吉信远望船舶设备有限公司 | Rocking-preventing bolt type door hanging base |
| CN203079600U (en) * | 2012-12-28 | 2013-07-24 | 徐州重型机械有限公司 | Anti-injury device for detection door of tower crane |
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| CN103010984A (en) | 2013-04-03 |
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Granted publication date: 20150916 Termination date: 20171228 |