CN209127929U - A kind of bolt type compensation linkage head protection device - Google Patents

Abstract

The utility model discloses a kind of bolt type compensation linkage head protection devices, including mounting hole, attached wall drawhead, support plate, bolt hole, first special hush panel, adjustable screw rod, main limb batten plate, the main limb of pull rod, second special hush panel, second inner nut, fixing bolt, fixture nut and screw hole, the utility model uses this bolt type compensation linkage head protection device, for the first time using bolt as protective device synergic adjustment screw rod stress, increase the stress cross section parameter of entire pull rod, avoid the phenomenon that pull rod is easy to appear cutting, using the pull rod hush panel of special size and arrangement, efficiently solve while a plurality of pull rod is easy to appear the possibility of interference reasonable Arrangement fixing bolt, using the design that double nut has been respectively adopted in hush panel two sides on fixing bolt, fully considered pull rod be pressurized respectively and The different operating conditions of tension need, the possibility for avoiding fixing bolt from occurring failing.

Description

A kind of bolt type compensation linkage head protection device

Technical field

The utility model relates to tower crane equipment technical field, specially a kind of bolt type compensation linkage head protection device.

Background technique

Because compensation linkage has a degree of adjustable range, in tower crane attached wall field, the range of application is also very Extensively, but at present the adjustable position of compensation linkage on the market is essentially all the form of a simple adjusting screw rod, The design of this form is easy for safety occur in the case where adjusting screw rod tension being cut at the same time asking there are certain flaw Topic, especially in the connecting pin with otic placode, compensation linkage is easy to appear cutting accident in order to prevent, devises this bolt type hereby Compensation linkage head protection device.

Utility model content

The purpose of this utility model is to provide a kind of bolt type compensation linkage head protection devices, to solve above-mentioned background The problem of being proposed in technology.

In order to solve the above-mentioned technical problem, the utility model provides the following technical solutions: a kind of bolt type compensation linkage Head protection device, including mounting hole, attached wall drawhead, support plate, bolt hole, the first special hush panel, adjustable screw rod, main limb The main limb of batten plate, pull rod, the second special hush panel, the first inner nut, the first outer nut, the second outer nut, the second inner nut, fixation Bolt, fixture nut and screw hole, one end of the attached wall drawhead offer mounting hole, the first special hush panel installation In the other end of attached wall drawhead, the support plate is fixed on the two sides up and down of attached wall drawhead, and the other side weldering of support plate The side for being fixed on the first special hush panel is connect, the second special hush panel is fixed on one end of the main limb of pull rod, the main limb Batten plate is mounted on the two sides up and down of the main limb of pull rod, and the side surface of the main limb batten plate passes through weldering in the side of the second special hush panel Fixation is connect, the interior welds of the attached wall drawhead are fixed on the inside of attached wall drawhead, the inside weldering of second inner nut Connect the inside for being fixed on the main limb of pull rod, the one end fits of the adjustable screw rod are mounted on the inside of the first inner nut, it is described can The other end for adjusting screw rod is fitted to the second inner nut, and first outer nut and the second outer nut are socketed in adjustable silk The two sides up and down of the outside of bar, the first special hush panel and the second special hush panel offer two bolts hole respectively, described Fixing bolt level is through the first special hush panel and the corresponding bolt hole of the second special hush panel, the fixture nut socket peace Mounted in the outside of fixing bolt, and the two sides of the first special hush panel and the two sides of the second special hush panel are provided with fixed spiral shell It is female.

Further, the inside of the attached wall drawhead is engraved structure, and the inside of the main limb of pull rod offers screw rod Hole.

Further, first outer nut and the second outer nut, which pass through to be threadedly engaged, is mounted on the outer of adjustable screw rod Portion, first outer nut are located at one end of the first inner nut, and second outer nut is located at one end of the second inner nut.

Further, the described first special hush panel and the second special hush panel design rectangularity, and short side is upper and lower sides, Long side is left and right sides.

Further, the support plate be modification of right-angled triangle plate, and the right-angle surface of support plate respectively with attached wall drawhead Side and the side of the first special hush panel are welded and fixed.

Compared with prior art, the utility model beneficial effect achieved is: the utility model, can using this bolt type Adjusting yoke head protection device increases entire pull rod as protective device synergic adjustment screw rod stress using bolt for the first time Stress cross section parameter, avoids the phenomenon that pull rod is easy to appear cutting；Using the pull rod hush panel of special size and arrangement, have Effect ground solves while a plurality of pull rod is easy to appear the possibility of interference reasonable Arrangement fixing bolt；Using on fixing bolt The design of double nut has been respectively adopted in hush panel two sides, has fully considered that pull rod is pressurized respectively and the different operating conditions of tension need It wants, the possibility for avoiding fixing bolt from occurring failing.

Detailed description of the invention

Attached drawing is used to provide a further understanding of the present invention, and constitutes part of specification, practical with this Novel embodiment is used to explain the utility model together, does not constitute limitations of the present invention.In the accompanying drawings:

Fig. 1 is the adjustable screw rod installation side structure schematic view of the utility model；

Fig. 2 is the adjustable screw rod installation overlooking structure diagram of the utility model；

Fig. 3 is the fixing bolt installation side structure schematic view of the utility model；

Fig. 4 is the fixing bolt installation overlooking structure diagram of the utility model；

Fig. 5 is the Section A-A structural schematic diagram in the utility model Fig. 3；

In figure: 1, mounting hole；2, attached wall drawhead；3, support plate；4, bolt hole；5, the first special hush panel；6, adjustable Save screw rod；7, main limb batten plate；8, the main limb of pull rod；9, the second special hush panel；10, the first inner nut；11, the first outer nut；12, Second outer nut；13, the second inner nut；14, fixing bolt；15, fixture nut；16, screw hole.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of technical solution: a kind of bolt type compensation linkage head protection dress It sets, including mounting hole 1, attached wall drawhead 2, support plate 3, bolt hole 4, the first special hush panel 5, adjustable screw rod 6, main limb are sewed The main limb 8 of plate 7, pull rod, the second special hush panel 9, the first inner nut 10, the first outer nut 11, spiral shell in the second outer nut 12, second Mother 13, fixing bolt 14, fixture nut 15 and screw hole 16, one end of attached wall drawhead 2 offer mounting hole 1, and first is special Hush panel 5 is mounted on the other end of attached wall drawhead 2, and the inside of attached wall drawhead 2 is engraved structure, the inside of the main limb 8 of pull rod Screw hole 16 is offered, support plate 3 is fixed on the two sides up and down of attached wall drawhead 2, and the other side of support plate 3 is weldingly fixed on The side of first special hush panel 5, support plate 3 be modification of right-angled triangle plate, and the right-angle surface of support plate 3 respectively with attached wall drawhead 2 side and the side of the first special hush panel 5 are welded and fixed, and the second special hush panel 9 is fixed on one end of the main limb 8 of pull rod, Main limb batten plate 7 is mounted on the two sides up and down of the main limb 8 of pull rod, and the side surface of main limb batten plate 7 is logical in the side of the second special hush panel 9 It crosses and is welded and fixed, the interior welds of attached wall drawhead 2 are fixed on the inside of attached wall drawhead 2, the inside weldering of the second inner nut 13 The inside for being fixed on the main limb 8 of pull rod is connect, the one end fits of adjustable screw rod 6 are mounted on the inside of the first inner nut 10, are adjusted The other end of screw rod 6 is fitted to the second inner nut 13, and the first outer nut 11 and the second outer nut 12 are socketed in adjustable silk The outside of bar 6, the first outer nut 11 and the second outer nut 12, which pass through, is threadedly engaged the outside for being mounted on adjustable screw rod 6, and first Outer nut 11 is located at one end of the first inner nut 10, and the second outer nut 12 is located at one end of the second inner nut 13, the first special envelope The two sides up and down of oralia 5 and the second special hush panel 9 offer two bolts hole 4 respectively, and fixing bolt 14 is horizontal special through first Different hush panel 5 and the second corresponding bolt hole 4 of special hush panel 9, the first special hush panel 5 and the second special hush panel 9 design Rectangularity, short side are upper and lower sides, and long side is left and right sides, and fixture nut 15 is socketed the outside for being mounted on fixing bolt 14, and the The two sides of one special hush panel 5 and the two sides of the second special hush panel 9 are provided with fixture nut 15；During installation, it is adjusted The first inner nut of one end fits 10 of screw rod 6 is mounted on the inside of attached wall drawhead 2, and the other end cooperation the of screw rod 6 is adjusted Two inner nuts 13 are mounted on the inside of fixture nut 15, then external to use the first outer nut 11 and the second outer nut 12 be adjustable Section screw rod 6 further fixes, and the first special hush panel 5 and the second special hush panel 9 design rectangularity, short side in upper and lower sides, Long side is respectively set two and wears bolt hole 4 in left and right sides, the first special hush panel 5 and the second special 9 upper and lower sides of hush panel, fixed Bolt 14 is the two kinds of stresses of tension and compression for adapting to attached wall pull rod, has been designed to the first special hush panel 5 and the second special sealing The design of two fixture nuts 15 is respectively adopted in 9 two sides of plate, after the good attached wall drawhead 2 of normal mounting, according to the first special sealing The spacing of plate 5 and the second special hush panel 9 selects the fixing bolt 14 of appropriate length, and fixing bolt 14 is first passed through the main limb of pull rod 8 flange, the nut for then dressing the second special 9 inside of hush panel is then passed through the flange of 2 side of attached wall drawhead, finally phase It answers the first special hush panel 5 to tighten and applies pretightning force appropriate.

It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment Intrinsic element.

Finally, it should be noted that the above descriptions are merely preferred embodiments of the present invention, it is not limited to this Utility model, although the utility model is described in detail with reference to the foregoing embodiments, for those skilled in the art For, it is still possible to modify the technical solutions described in the foregoing embodiments, or to part of technical characteristic It is equivalently replaced.Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on, It should be included within the scope of protection of this utility model.

Claims (5)

1. a kind of bolt type compensation linkage head protection device, including mounting hole (1), attached wall drawhead (2), support plate (3), spiral shell Keyhole (4), the first special hush panel (5), adjustable screw rod (6), main limb batten plate (7), the main limb of pull rod (8), the second special sealing Plate (9), the first inner nut (10), the first outer nut (11), the second outer nut (12), the second inner nut (13), fixing bolt (14), fixture nut (15) and screw hole (16), it is characterised in that: one end of the attached wall drawhead (2) offers mounting hole (1), the described first special hush panel (5) is mounted on the other end of attached wall drawhead (2), and the support plate (3) is fixed on attached wall The two sides up and down of drawhead (2), and the other side of support plate (3) is weldingly fixed on the side of the first special hush panel (5), it is described Second special hush panel (9) is fixed on one end of the main limb of pull rod (8), and the main limb batten plate (7) is mounted on the upper of the main limb of pull rod (8) Lower two sides, the side surface of the main limb batten plate (7) passes through in the side of the second special hush panel (9) to be welded and fixed, the attached wall The interior welds of drawhead (2) are fixed on the inside of attached wall drawhead (2), and the interior welds of second inner nut (13) are fixed In the inside of the main limb of pull rod (8), the one end fits of the adjustable screw rod (6) are mounted on the inside of the first inner nut (10), institute The other end for stating adjustable screw rod (6) is fitted to the second inner nut (13), first outer nut (11) and the second outer spiral shell Female (12) are socketed in the outside of adjustable screw rod (6), the first special hush panel (5) and the second special hush panel (9) it is upper Lower two sides offer two bolts hole (4) respectively, and the fixing bolt (14) is horizontal special through the first special hush panel (5) and second The different corresponding bolt hole (4) of hush panel (9), fixture nut (15) socket are mounted on the outside of fixing bolt (14), and the The two sides of one special hush panel (5) and the two sides of the second special hush panel (9) are provided with fixture nut (15).

2. a kind of bolt type compensation linkage head protection device according to claim 1, it is characterised in that: the attached wall is drawn The inside of head (2) is engraved structure, and the inside of the main limb of pull rod (8) offers screw hole (16).

3. a kind of bolt type compensation linkage head protection device according to claim 1, it is characterised in that: outside described first Nut (11) and the second outer nut (12) are by being threadedly engaged the outside for being mounted on adjustable screw rod (6), first outer nut (11) it is located at the one end of the first inner nut (10), second outer nut (12) is located at one end of the second inner nut (13).

4. a kind of bolt type compensation linkage head protection device according to claim 1, it is characterised in that: described first is special Different hush panel (5) and the second special hush panel (9) design rectangularity, and short side is upper and lower sides, and long side is left and right sides.

5. a kind of bolt type compensation linkage head protection device according to claim 1, it is characterised in that: the support plate (3) be modification of right-angled triangle plate, and the right-angle surface of support plate (3) respectively with the side of attached wall drawhead (2) and the first special sealing The side of plate (5) is welded and fixed.