CN110106928A - A kind of adjustable trestle set on pit mouth protective fence - Google Patents
A kind of adjustable trestle set on pit mouth protective fence Download PDFInfo
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- CN110106928A CN110106928A CN201910429749.0A CN201910429749A CN110106928A CN 110106928 A CN110106928 A CN 110106928A CN 201910429749 A CN201910429749 A CN 201910429749A CN 110106928 A CN110106928 A CN 110106928A
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- half clip
- upper half
- connecting rod
- lower half
- suspender
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- 230000001681 protective effect Effects 0.000 title claims abstract description 49
- 239000000725 suspension Substances 0.000 claims description 22
- 230000004308 accommodation Effects 0.000 claims description 17
- 239000000203 mixture Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 description 85
- 239000010959 steel Substances 0.000 description 85
- 238000005259 measurement Methods 0.000 description 8
- 238000000034 method Methods 0.000 description 7
- 238000010276 construction Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 239000002699 waste material Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002028 premature Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- Engineering & Computer Science (AREA)
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- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mutual Connection Of Rods And Tubes (AREA)
- Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)
Abstract
The embodiment of the present invention provides a kind of adjustable trestle set on pit mouth protective fence, including marmon clamp gripping member (1), suspender (3), vertical extension adjust component (5), steering linkage member (2) and top tight pieces (4)；The marmon clamp gripping member (1) includes lower half clip (11) and upper half clip (12)；The suspender (3) includes block (32) and cross bar (31)；It includes first connecting rod (51) and the second connecting rod (53) being connected at the top of first connecting rod (51) that the vertical extension, which adjusts component (5), the first connecting rod (51) is connected to the upper half clip (12), and second connecting rod (53) is connected to the steering linkage member (2)；The top tight pieces (4) are threaded on lower half clip (11).The length that vertical extension adjusting component is adjusted by adjusting the quantity of the second connecting rod, is suitble to the different operating conditions for having sundries to stack in protective fence, is easily installed and carries.
Description
Technical field
The present invention relates to engineering measuring technology field more particularly to a kind of adjustable trestles set on pit mouth protective fence.
Background technique
In engineering construction construction, in order to instruct underground engineering, need ground control point coordinate and orientation pilot measurement extremely
Under, then just needing to realize by connection survey.Usual connection survey is realized by vertical shaft.So needing to provide can hang
The bracket of steel wire or steel ruler is hung, then hangs 5kg weight in one end that steel wire or steel ruler are in silo bottom, and weight is statically placed in
In resistant oil drum, connection survey is realized by total station or level, measurement is primary first and obtains observation data, then
Adjustment steel wire or steel ruler position measure again and obtain observation data, and the above process, which need to be repeated as many times, could complete observation work.
The steel wire or steel ruler suspended in midair near pit mouth or pass-through at present is fixed on one by winding form using by steel wire or steel ruler
On root steel pipe, then assists steel pipe is horizontal by other people and try every possible means to be fixed on the protective fence or protecting wall of pit mouth side.
In realizing process of the present invention, at least there are the following problems in the prior art for inventor's discovery:
When there was only protective fence by pit mouth, steel wire or steel ruler need to be wrapped on steel pipe, then steel pipe is fixed on protection
When column, fixed difficulty is big, spends the time long；Especially in duplicate measurements, it is also necessary to when adjusting steel wire or steel ruler position, a people
It is difficult to complete to operate, it is necessary to assist to complete by other people, cause the waste of time and manpower.In addition, different pit mouths
Side may stack different sundries, and sundries height may be higher by protective fence, be difficult to meet steel wire or steel ruler by steel pipe
Installation.
Summary of the invention
The embodiment of the present invention provides a kind of adjustable trestle set on pit mouth protective fence, can be according to the operating condition by pit mouth
By increase or reduce vertical extension adjust component the second connecting rod quantity come adjust vertical extension adjust component length
Degree is suitble to the different operating conditions for having sundries to stack in protective fence, is easily installed and carries.
In order to achieve the above object, the present invention provides a kind of adjustable trestle set on pit mouth protective fence, including ring gripping
Part, suspender, vertical extension adjust component, steering linkage member and top tight pieces；
The vertical extension adjusts component and is connected in the marmon clamp gripping member, and the suspender is detachably connected to institute
It states on steering linkage member, the steering linkage member is removably attachable to the vertical extension and adjusts on component, the top tight pieces
In the marmon clamp gripping member；
The marmon clamp gripping member includes lower half clip and upper half clip, the first end of the lower half clip and the upper half card
The first end of hoop is rotatablely connected, and the second end of the lower half clip is removably connect with the second end of the upper half clip；Institute
The inside for stating lower half clip and the upper half clip forms accommodation space；
The suspender includes cross bar and block, and the cross bar has first end and the second end, and the block is set to
The first end of the cross bar, the second end of the cross bar are removably attachable to the steering linkage member；The cross bar tool
There is suspension part, the suspension part is between the block and the second end of the cross bar, and the suspension part is located at the ring
Except the accommodation space of clevis gripping member；
The vertical extension adjusts the second connecting rod that component includes first connecting rod and is connected at the top of first connecting rod,
The first connecting rod and second connecting rod are successively detachably connected from bottom to top, and the first connecting rod is connected to
Second connecting rod of the upper half clip, top is removably attachable to the steering linkage member；
The top tight pieces are threaded on lower half clip.
Preferably, including multiple suspenders, multiple suspenders are successively detachably connected；And it is located at inner terminal
The second end of the suspender is removably attachable to the steering linkage member.
Preferably, the steering linkage member has orthogonal connected first and second, and described first removable
It is connected to second connecting rod with unloading, described second is removably attachable to the second end of the cross bar, described vertical
The contact surface of length adjustment component vertically the upper half clip and the lower half clip.
Preferably, the vertical extension adjusts component and the plane of suspender composition is parallel to the marmon clamp gripping member
Radial section.
It preferably, further include adjustable diagonal bracing component, the adjustable diagonal bracing component is connected to the suspender and the upper half
On clip；
The adjustable diagonal bracing component includes the first brace, the second brace and third brace, first brace, the third
Brace and second brace are successively detachably connected from bottom to top, and first brace is connected to the upper half clip, described
Second brace is removably attachable on the cross bar.
Preferably, the adjustable diagonal bracing component further includes clamp, and the clamp is movably connected on second brace, and
The clamp buckle is on the cross bar.
Preferably, the top tight pieces include fastening screw and top flat, and the top flat is set to the receiving of the marmon clamp gripping member
The fastening screw end in space, and the topsheet area is greater than the fastening screw radial cross-sectional area.
Preferably, the axis of the fastening screw is overlapped with the symmetrical center line of the lower half clip radial section.
Preferably, it is rotated and is connected by rotary shaft between the first end of the lower half clip and the first end of the upper half clip
It connects.
Preferably, connected between the second end of the lower half clip and the second end of upper half clip by fastening assembly screw thread
It connects；The fastening assembly includes threaded rod and the first butterfly handle, and the threaded rod is threadedly coupled the second of the lower half clip
The second end at end and upper half clip, the first butterfly handle are set to one end of the threaded rod.
Above-mentioned technical proposal has the following beneficial effects: in underground construction, needs to control ground by connection survey
Point coordinate and orientation pilot measurement need to assist connection survey by steel wire or steel ruler, steel ruler needs to be fixed outstanding to underground
It hangs.When only having protective fence in pit mouth, and also not setting up steel pipe support or bracket on protective fence, through the invention can
Mode bracket is realized the suspension of steel wire or steel ruler.By marmon clamp gripping member by it is of the invention be set to pit mouth protective fence can
Mode bracket is clamped on the laterally disposed rod-shaped railing on protective fence, but then through top tight pieces this by connection survey bracket
It is fixed, steel wire or steel ruler mounting device can be finally hung on suspender.By adjusting the vertical extension adjusting group
The height of the suspender in the vertical direction is adjusted, so as to avoid by pit mouth in the length of part in the vertical direction
While stacking different sundries, suspender can be adjusted component with the vertical extension and connected by the steering linkage member, by institute
It states suspender and is placed in and deviate the horizontal direction that the vertical extension adjusts component.Through the invention be set to pit mouth protective fence
Adjustable trestle, it can be achieved that the steel wire or steel ruler of connection survey suspension, while being suitble to stack miscellaneous work by different vertical shafts
Condition, convenient for the progress of connection survey.
The marmon clamp gripping member includes lower half clip and upper half clip, the first end of the lower half clip and the upper half card
The first end of hoop is rotatablely connected, and the second end of the lower half clip is removably connect with the second end of the upper half clip；Institute
The inside for stating lower half clip and the upper half clip forms accommodation space.Install it is of the invention be set to pit mouth protective fence can
When mode bracket, the transverse direction on protective fence is clamped by accommodation space that the lower half clip and upper half clip of marmon clamp gripping member are formed
The rod-shaped railing placed.Firstly, being increased by unclamping the top tight pieces being located on lower half clip to the rotation of the outside of marmon clamp gripping member
Accommodation space inside marmon clamp gripping member.Then around the rotation connection of the first end of lower half clip and the first end of institute's upper half clip
The second end of place's rotation lower half clip, the second end of lower half clip and the second end of upper half clip is separated, therefore in lower half card
An open open space is formed between the second end of hoop and the second end of upper half clip.By open space herein, by ring
Clevis gripping member latch closure is on the horizontal rod-shaped railing of protective fence.Next, the of the second end of lower half clip and upper half clip
Two ends connect, then by being just tentatively fixed on marmon clamp gripping member on railing to top tight pieces are screwed inside accommodation space.
Wherein the top tight pieces are threaded on the lower half clip, enable top tight pieces relative into marmon clamp gripping member
Wall moves back and forth, that is, as stated above, when marmon clamp gripping member by latch closure on horizontal rod-shaped railing when, by being rotated in
Top tight pieces on lower half clip, top tight pieces can be moved with respect to the inner wall of upper half clip, be capable of increasing or reduce top tight pieces
At a distance from upper half clip.It is same only to rotate release top tight pieces when dismantling connection survey bracket, separate lower half clip
Second end and the second end of upper half clip separate, so that it may remove this bracket from railing.
The suspender includes cross bar and block, and the cross bar has first end and the second end, and the block is set to
The first end of the cross bar, the second end of the cross bar are removably attachable to the steering linkage member, the cross bar tool
There is suspension part, the suspension part is between the block and the second end of the cross bar, and the suspension part is located at the ring
Except the accommodation space of clevis gripping member；Steel wire or steel ruler mounting device can be so hung on the cross bar, and will not
It is blocked by marmon clamp gripping member, so as in vertical drop to vertical shaft.Simultaneously the block can play limit stop steel wire or
Steel ruler suspension arrangement avoids its landing.This method does not need for steel wire or steel ruler to be wrapped on steel pipe yet simultaneously, does not need more
Other people assist to be fixed on steel pipe on the protective fence of vertical shaft two sides, easy to operate simple, use manpower and material resources sparingly.
The vertical extension adjusts the second connecting rod that component includes first connecting rod and is connected at the top of first connecting rod,
The first connecting rod and second connecting rod are successively detachably connected from bottom to top, and the first connecting rod is connected to
Second connecting rod of the upper half clip, top is removably attachable to the steering linkage member.Second connecting rod
Institute can be further adjusted by increasing or reducing the quantity of second connecting rod according to the operating condition by pit mouth to be multiple
State the length that vertical extension adjusts component.Understandably, it when there is sundries stacking in protective fence, may shelter from described outstanding
Pendant, then the adjustable trestle of the application cannot normal mounting on protective fence, so second connecting rod can be increased
Quantity adjust vertical height, in this manner it is possible to meet the vertical shaft situation of different operating conditions.If vertical extension is directly adjusted group
Part is set as regular length and length is very long, can not only waste material, also will increase and measures artificial burden, is not easy to carry.Or
Person is to be easy to carry about with one using light thinner frame structure, and stability is poor.When not stacking sundries especially beside vertical shaft, applicability
Difference.
Finally, adjusting steel wire or steel ruler position with observation condition needed for meeting connection survey, so that it may revolve top tight pieces
Tightly on protective fence.
By the adjustable trestle of the application, the height of adjustable support meets the operating condition of different vertical shafts, and only needs one
Individual can hang the mounting device of steel wire or steel ruler, when duplicate measurements adjusts the position of steel wire or steel ruler
A people is only needed, other people is not required to and assists, it is simple and quick, the efficiency that steel wire or steel ruler are fixed is improved, manpower is saved
Cost and material resources cost save time of measuring, improve labor efficiency.This structure is simple simultaneously, facilitates live carrying；It is suitble to rule
Modelling production.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of bracket main view of the connection survey set on pit mouth protecting wall of the embodiment of the present invention；
Fig. 2 is a kind of bracket right view of the connection survey set on pit mouth protecting wall of the embodiment of the present invention.
Appended drawing reference indicates are as follows:
1, marmon clamp gripping member；2, steering linkage member；3, suspender；4, top tight pieces；5, vertical extension adjusts component；6, it fastens
Component；7, adjustable diagonal bracing component；11, lower half clip；12, upper half clip；13, rotary shaft；21, first；22, second；31,
Cross bar；32, block；41, fastening screw；42, top flat；51, first connecting rod；53, the second connecting rod；61, threaded rod；62,
One butterfly handle；71, the first brace；72, the second brace；73, third brace；74, clamp；
43, the second butterfly handle.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
As shown in Fig. 1 to Fig. 2, in conjunction with the embodiment of the present invention, a kind of adjustable branch set on pit mouth protective fence is provided
Frame, including marmon clamp gripping member 1, suspender 3, vertical extension adjust component 5, steering linkage member 2 and top tight pieces 4；The vertical length
Degree adjusts component 5 and is connected in the marmon clamp gripping member 1, and the suspender 3 is detachably connected to the steering linkage member 2
On, the steering linkage member 2 is removably attachable to the vertical extension and adjusts on component 5, and the top tight pieces 4 are set to the ring
In clevis gripping member 1.
Understandably, it in underground construction, needs ground control point coordinate and orientation pilot measurement to ground through connection survey
Under, it needs to assist connection survey by steel wire or steel ruler, suspension is fixed in steel ruler needs.It is only protected when in pit mouth
Column, and when also not setting up steel pipe support or bracket on protective fence, adjustable trestle through the invention, realize steel wire or
The suspension of steel ruler.The adjustable trestle set on pit mouth protective fence of the invention is clamped in protective fence by marmon clamp gripping member 1
On laterally disposed rod-shaped railing on, finally can be but then through top tight pieces 4, connection survey is fixed with bracket for this
Steel wire or steel ruler mounting device are hung on suspender 3.The length of component 5 in the vertical direction is adjusted by adjusting the vertical extension
Degree, is adjusted the height of the suspender 3 in the vertical direction, so as to avoid stacking different sundries beside pit mouth,
Suspender 3 can be adjusted component 5 with the vertical extension and connected by the steering linkage member 2, and the suspender 3 is placed in partially
From the horizontal direction that the vertical extension adjusts component 5.The adjustable trestle set on pit mouth protective fence through the invention, can
It realizes the suspension of the steel wire or steel ruler of connection survey, while being suitble to stack miscellaneous operating condition by different vertical shafts, surveyed convenient for connection
The progress of amount.
Specifically, the marmon clamp gripping member 1 includes lower half clip 11 and upper half clip 12, lower half clip 11 and upper half clip
12 be half snap ring, i.e. thin-walled semicircular ring.The first end of the lower half clip 11 and the first end of the upper half clip 12 rotate
Connection, the second end of the lower half clip 11 are removably connect with the second end of the upper half clip 12；The lower half clip
11 and the upper half clip 12 inside formed accommodation space.Adjustable branch set on pit mouth protective fence of the invention is being installed
When frame, the transverse direction on protective fence is clamped by accommodation space that the lower half clip 11 and upper half clip 12 of marmon clamp gripping member 1 are formed
The rod-shaped railing placed.
Firstly, increasing ring by unclamping the top tight pieces 4 being located on lower half clip 11 to the rotation of the outside of marmon clamp gripping member 1
Accommodation space inside clevis gripping member 1.Then around the rotation of the first end of lower half clip 11 and the first end of institute's upper half clip 12
Junction rotates the second end of lower half clip 11, and the second end of lower half clip 11 and the second end of upper half clip 12 are separated, because
This forms an open open space between the second end of lower half clip 11 and the second end of upper half clip 12.By herein
Open space, by 1 latch closure of marmon clamp gripping member on the horizontal rod-shaped railing of protective fence.Next, the second of lower half clip 11
End and the second end of upper half clip 12 connect, and adjust the position of suspender 3, then by screwing inside accommodation space
Marmon clamp gripping member 1 is just tentatively fixed on railing by top tight pieces 4.
Wherein the top tight pieces 4 are threaded on the lower half clip 11, enable top tight pieces 4 relative to marmon clamp gripping member
1 inner wall moves back and forth, that is, as stated above, when marmon clamp gripping member 1 by latch closure on horizontal rod-shaped railing when, pass through
The top tight pieces 4 being rotated on lower half clip 11, top tight pieces 4 can with respect to upper half clip 12 inner wall move, be capable of increasing or
Person reduces top tight pieces 4 at a distance from upper half clip 12.If top tight pieces 4 are located on upper half clip 12, after rotating top tight pieces 4,
Top tight pieces 4 can be moved with respect to the inner wall of lower half clip 11, be capable of increasing or reduce top tight pieces 4 and lower half clip 11 away from
From to can realize 1 latch closure of marmon clamp gripping member on horizontal rod-shaped railing and be fixed and dismantle.When disassembly connection is surveyed
When amount bracket, same need to only rotate unclamps top tight pieces 4, separates the second end of lower half clip 11 and the second end of upper half clip 12
It separates, so that it may remove this bracket from railing.
Specifically, the suspender 3 includes cross bar 31 and block 32, and the cross bar 31 has first end and second end
Portion, the block 32 are set to the first end of the cross bar 31, and the second end of the cross bar 31 is removably attachable to described
Steering linkage member 2 can be threaded connection or clamping.Wherein, the cross bar 31 has suspension part, the suspension part
Between the block 32 and the second end of the cross bar 31, and the suspension part is located at the receiving of the marmon clamp gripping member 1
Except space；Steel wire or steel ruler mounting device can be so hung on the cross bar 31, and will not be by marmon clamp gripping member 1
It blocks, so as in vertical drop to vertical shaft.The block 32 can play limit blocking steel wire or steel ruler suspension dress simultaneously
It sets, avoids its landing.This method does not need for steel wire or steel ruler to be wrapped on steel pipe yet simultaneously, does not need other people more and assists
Steel pipe can be fixed on the protective fence of vertical shaft two sides, it is easy to operate simple, it uses manpower and material resources sparingly.
It is also preferable that the second end of the suspender 3 and the lower half clip 11 is located at ring in the horizontal direction
The two sides of clevis gripping member 1, that is, the second end of the second end of the lower half clip 11 and the upper half clip 12 is located at
On the outside of protective fence, then implementation will be facilitated by mounting and dismounting the adjustable trestle set on pit mouth protective fence of the invention.
It includes first connecting rod 51 and the second company for being connected to 51 top of first connecting rod that the vertical extension, which adjusts component 5,
Extension bar 53, the first connecting rod 51 and second connecting rod 53 are successively detachably connected from bottom to top, and described first
Connecting rod 51 is connected to the upper half clip 12, and second connecting rod 53 at top is removably attachable to the steering connection
Part 2.Wherein, between the first connecting rod 51 and second connecting rod 53, the first connecting rod 51 and steerings company
It can be and be connected through a screw thread between fitting 2, be also possible to be clamped.Wherein second connecting rod 53 can be multiple, such as can
Not set the second connecting rod 53, or 1,2,3 ..., it can be according to the operating condition by pit mouth by increasing or subtracting
The quantity of few second connecting rod 53 further adjusts the length that the vertical extension adjusts component 5.
Understandably, when there is sundries stacking in protective fence, the suspender 3 may be sheltered from, then the application
Adjustable trestle cannot normal mounting on protective fence, so the quantity that can increase by second connecting rod 53 is perpendicular to adjust
To height, in this manner it is possible to meet the vertical shaft situation of different operating conditions.If vertical extension adjusting component 5 is directly set as fixed length
It spends and length is very long, can not only waste material, also will increase and measure artificial burden, be not easy to carry.Or to be easy to carry about with one
Using light thinner frame structure, stability is poor.It is poor for applicability when not stacking sundries especially beside vertical shaft.
Finally, adjusting steel wire or steel ruler position with observation condition needed for meeting connection survey, so that it may revolve top tight pieces 4
Tightly on protective fence.
By the adjustable trestle of the application, the height of adjustable support meets the operating condition of different vertical shafts, and only needs one
Individual can hang the mounting device of steel wire or steel ruler, when duplicate measurements adjusts the position of steel wire or steel ruler
A people is only needed, other people is not required to and assists, it is simple and quick, the efficiency that steel wire or steel ruler are fixed is improved, manpower is saved
Cost and material resources cost save time of measuring, improve labor efficiency.This structure is simple simultaneously, facilitates live carrying；It is suitble to rule
Modelling production.
Preferably, as shown in Figure 1, the adjustable trestle set on pit mouth protective fence of the invention, including it is multiple described outstanding
Pendant 3, multiple suspenders 3 are successively detachable to be connected, different because the well head and shaft bottom diameter with a bite vertical shaft are different
There is also differences for the well head of vertical shaft and the diameter in shaft bottom, and distance of the protecting wall of different vertical shafts apart from well head is also different, so adopting
With multiple dismountable suspenders 3.Concrete condition when can be according to connection survey increases or reduces the suspender 3
Quantity, so that appropriate position is in far from the cross bar 31 that the vertical extension adjusts component 5, then steel wire or steel ruler are just
In the oil drum that can smoothly hang down into vertical shaft.To be easy to make, each suspender 3 includes the cross bar 31 and described
Block 32, then, it is known that after multiple suspenders 3 have been sequentially connected, positioned at the second end of the suspender 3 of inner terminal
Portion can be removably attachable to the steering linkage member 2.Between the suspender 3, the second end of the suspender 3 with
Connection between the steering linkage member 2 can also can be simultaneously clamping simultaneously to be threadedly coupled.
Preferably, as shown in Figure 1, preferred embodiment as the steering linkage member 2, the steering linkage member 2 have
Orthogonal connected first 21 and second 22, described first 21 is removably attachable to second connecting rod 53,
As previously mentioned, described first 21 can also can be clamping to be threadedly coupled with the connection type of second connecting rod 53.It is described
Be removably attachable to the second end of the cross bar 31 for second 22, described second 22 with the second end of the cross bar 31
Connection type can for be threadedly coupled, can also for clamping.Described first 21 and second 22 orthogonal, that is, institute
It states vertical extension adjusting component 5 and the suspender 3 is orthogonal.It is set vertically when during installation, allowing vertical extension to adjust component 5
It sets, that is, the suspender 3 can be parallel to ground, then steel wire or steel ruler can be suspended on far from the vertical length
When degree adjusts the cross bar 31 of component 5, it can be limited and stop without sliding, because of 3 water of the suspender by the block 32
Certain length is equalled and has, steel wire or steel ruler will not be adjusted on component 5 from institute's vertical extension slide.In addition, working as institute
It states vertical extension adjusting component 5 to stand upright on protective fence, so that the suspender 3 has better stress basis；And make
12 stress of upper half clip symmetrically and evenly, avoids generated compression and tensile stress on the upper half clip 12 excessive,
Exactly maximum concentrated stress becomes smaller, and reduces the upper half clip 12 and the vertical extension adjusting group after suspension steel wire or steel ruler
5 junction of part shows premature endurance failure, improves service life.
At this point, the vertical extension adjusts the contact surface of component 5 vertical the upper half clip 12 and the lower half clip 11,
The so described upper half clip 12 is with the contact surface of the lower half clip 11 with regard to parallel ground.If again by the lower half clip 11
The second end of second end and the upper half clip 12 is set on the outside of protective fence, of the invention is set to pit mouth then mounting and dismounting
The adjustable trestle of protective fence will facilitate implementation.
Preferably, as shown in Fig. 2, the vertical extension adjusts component 5 and the plane of the suspender 3 composition is parallel to institute
State the radial section of marmon clamp gripping member 1, that is, the suspender 3 is on the horizontal level perpendicular to the axis of horizontal railing, when
When vertical extension adjusting component 5 after installation is vertically arranged, so that the size of the suspender 3 is shorter, described is improved
Rigidity, that is, stability of bracket entirety, so that the suspension stability of the mounting device of steel wire or steel ruler is more preferable.
Preferably, the adjustable trestle set on pit mouth protective fence of the invention, further includes adjustable diagonal bracing component 7, described
Adjustable diagonal bracing component 7 is connected on the suspender 3 and the upper half clip 12, then vertical extension adjusts component 5, suspender
3 and adjustable diagonal bracing component 7 be capable of forming centainly stable frame structure, frame structure has that light weight, intensity is high, mechanics is stablized
Property it is high specific, good stress support can be provided for suspender 3, that is, be the mounting device of suspension steel wire or steel ruler
Provide good stress support.
Because the vertical extension adjusts component 5, length is adjustable in the vertical direction, the adjustable diagonal bracing component 7
Length must also be adjusted, and component 5 could be adjusted with the vertical extension and matches the work to form support reinforcing with the suspender 3
With.Therefore, the adjustable diagonal bracing component 7 includes the first brace 71, the second brace 72 and third brace 73, first brace
71, the third brace 73 and second brace 72 are successively detachably connected from bottom to top, can are threaded connection, are also card
It connects.First brace 71 is connected to the upper half clip 12, and second brace 72 is removably attachable to the cross bar 31
On.When increasing by 53 quantity of the second connecting rod on the vertical extension adjusting component 5, it is oblique also to increase the third simultaneously
The quantity of bar 73；Conversely, when reducing 53 quantity of the second connecting rod on the vertical extension adjusting component 5, also simultaneously
Reduce the quantity of the third brace 73.The quantity of the third brace 73 is adjusted for cooperation, second brace 72 is also necessary
It can be detachably connected with the third brace 73, can be threaded connection or clamping；Second brace 72 is also necessary
It is detachably connected with the cross bar 31.
Preferably, as shown in Figure 1, preferred embodiment as the adjustable diagonal bracing component 7, the adjustable diagonal bracing component 7
It further include clamp 74, the clamp 74 is movably connected on second brace 72, and the clamp 74 is buckled in the cross bar
On 31.After having adjusted the quantity of the third brace 73, and be mounted on first brace 71, then by second brace
72 are connected on adjacent third brace 73, wherein clamp 74 can satisfy to rotate around the second brace 72
The connection space for stating third brace 73 and second brace 72 connects second brace 72 finally by the clamp 74
On the cross bar 31, then the adjustable diagonal bracing component 7 can be secured on the suspender 3, it can just play and reinforce institute
State the effect that vertical extension adjusts component 5 and 3 rigidity of suspender.
Preferably, as shown in Figure 1, preferred embodiment as top tight pieces 4, the top tight pieces 4 include 41 He of fastening screw
Top flat 42, the top flat 42 are set to 41 end of the fastening screw in the accommodation space of the marmon clamp gripping member 1, and the top
42 area of piece is greater than 41 radial cross-sectional area of fastening screw.Understandably, when installing adjustable trestle of the invention, when
Marmon clamp gripping member 1 when on horizontal rod-shaped railing, by the fastening screw 41 being rotated on lower half clip 11, is held out against by latch closure
Screw rod 41 can be moved with respect to the inner wall of upper half clip 12, increase 41 end of fastening screw (that at a distance from upper half clip 12
If top tight pieces 4 are located at upper half clip 12, rotation fastening screw 41 is also such).Finally by rotation fastening screw 41 until connecing
It contacts rod-shaped railing, and applies certain power more, marmon clamp gripping member 1 is fixed on protective fence.In the receiving of marmon clamp gripping member 1
Top flat 42 is arranged in 41 end of fastening screw in space, and 42 area of top flat is greater than 41 radial cross-sectional area of fastening screw,
The forced area of top tight pieces 4 Yu rod-shaped railing can be increased, so that railing uniform force, reduces stress and concentrate；So that measurement is used
Bracket stable performance is good.Wherein, settable two groups of top tight pieces 4 (as shown in Figure 2) enable to top tight pieces 4 and rod-shaped railing
Forced area is bigger, and the stress of rod-shaped railing more evenly, reduces stress and concentrates, improve frame stability.
Preferably, as shown in Figure 1, preferred embodiment as top tight pieces 4, the axis of the fastening screw 41 and it is described under
The symmetrical center line of half clip, 11 radial section is overlapped, that is, fastening screw 41 is located at lower half clip 11 or upper half clip 12
The middle position of radial section enable to lower half clip 11 and rod-shaped railing when top tight pieces 4 are located on lower half clip 11
Fixation uniform force；When top tight pieces 4 are located on upper half clip 12, the fixation of lower half clip 11 Yu rod-shaped railing is enabled to
Uniform force；Improve the mounting stability of bracket.
In addition, top tight pieces 4 further include the second butterfly handle 43, the second butterfly handle 43 is set to the marmon clamp gripping member
41 end of the fastening screw outside 1 accommodation space.When installing or dismantling adjustable trestle of the invention, can be held
Two butterfly handles 43 rotate top tight pieces 4, and the second butterfly handle 43 meets ergonomics, is easy to exert a force, and hold convenient relax
It is suitable.
Preferably, as shown in Figure 1, preferred embodiment as marmon clamp gripping member 1, the first end of the lower half clip 11 with
It is rotatablely connected between the first end of the upper half clip 12 by rotary shaft 13.In mounting bracket, need lower half clip 11
Opened from upper half clip 12, so using rotary shaft 13, when opening the second end of lower half clip 11, at this moment lower half clip 11 around
Rotary shaft 13 rotates by a certain angle, so that open space is formed between lower half clip 11 and upper half clip 12, it can be by ring gripping
Part 1 is smoothly on latch closure to horizontal rod-shaped railing.By rotary shaft 13, the quick folding of marmon clamp gripping member 1 can be realized, and
13 structure of rotary shaft is simple and durable, light-weight, so that bracket overall weight is small, carries convenient for scene.
Preferably, as shown in Figure 1, preferred embodiment as marmon clamp gripping member 1, the second end of the lower half clip 11 with
It is threadedly coupled between the second end of upper half clip 12 by fastening assembly 6.The fastening assembly 6 includes threaded rod 61 and the first butterfly
Shape handle 62, the threaded rod 61 are threadedly coupled the second end of the lower half clip 11 and the second end of upper half clip 12, as general
1 latch closure of marmon clamp gripping member is needed to fix 1 pipe of marmon clamp gripping member, be run through using threaded rod 61 when on horizontal rod-shaped railing
Between the second end of lower half clip 11 and the second end of upper half clip 12, so that it may by rod-shaped railing latch closure in marmon clamp gripping member 1
Accommodation space in, so that the fixation of bracket can be realized.The first butterfly handle 62 is set to one end of the threaded rod 61.It can
Understand, threaded rod 61 one end be arranged the first butterfly handle 62, the first butterfly handle 62 similar to butterfly a pair of wing shape,
It is opposite to hold threaded rod 61, hold Energy and comfort, it is easier to exert a force, meet ergonomics.In addition, and in the first butterfly handle
62 place side threaded rod, 61 end is equipped with the plates with the same thickness of threaded rod 61, can protect hand not by 61 institute of threaded rod
Wound.
In above-mentioned detailed description, various features are combined together in single embodiment, to simplify the disclosure.No
This published method should be construed to reflect such intention, that is, the embodiment of theme claimed needs to compare
The more features of the feature clearly stated in each claim.On the contrary, as appended claims is reflected
Like that, the present invention is in the state fewer than whole features of disclosed single embodiment.Therefore, appended claims
It is hereby expressly incorporated into detailed description, wherein each claim is used as alone the individual preferred embodiment of the present invention.
For can be realized any technical staff in the art or using the present invention, above to disclosed embodiment into
Description is gone.To those skilled in the art；The various modifications mode of these embodiments will be apparent from, and this
The General Principle of text definition can also be suitable for other embodiments on the basis of not departing from the spirit and scope of the disclosure.
Therefore, the disclosure is not limited to embodiments set forth herein, but most wide with principle disclosed in the present application and novel features
Range is consistent.
Description above includes the citing of one or more embodiments.Certainly, in order to describe above-described embodiment and description portion
The all possible combination of part or method is impossible, but it will be appreciated by one of ordinary skill in the art that each implementation
Example can do further combinations and permutations.Therefore, embodiment described herein is intended to cover fall into the appended claims
Protection scope in all such changes, modifications and variations.In addition, with regard to term used in specification or claims
The mode that covers of "comprising", the word is similar to term " includes ", just as " including " solved in the claims as transitional word
As releasing.In addition, the use of any one of specification in claims term "or" being to indicate " non-exclusionism
Or ".
Above-described specific embodiment has carried out further the purpose of the present invention, technical scheme and beneficial effects
It is described in detail, it should be understood that being not intended to limit the present invention the foregoing is merely a specific embodiment of the invention
Protection scope, all within the spirits and principles of the present invention, any modification, equivalent substitution, improvement and etc. done should all include
Within protection scope of the present invention.
Claims (10)
1. a kind of adjustable trestle set on pit mouth protective fence, which is characterized in that including marmon clamp gripping member (1), suspender
(3), vertical extension adjusts component (5), steering linkage member (2) and top tight pieces (4)；
The vertical extension adjusts component (5) and is connected on the marmon clamp gripping member (1), and the suspender (3) removably connects
It connects on the steering linkage member (2), the steering linkage member (2) is removably attachable to the vertical extension and adjusts component
(5) on, the top tight pieces (4) are set on the marmon clamp gripping member (1)；
The marmon clamp gripping member (1) includes lower half clip (11) and upper half clip (12), the first end of the lower half clip (11)
Be rotatablely connected with the first end of the upper half clip (12), the second end of the lower half clip (11) removably with the upper half
The second end of clip (12) connects；The inside of the lower half clip (11) and the upper half clip (12) forms accommodation space；
The suspender (3) includes cross bar (31) and block (32), and the cross bar (31) has first end and the second end, institute
The first end that block (32) are set to the cross bar (31) is stated, the second end of the cross bar (31) is removably attachable to described
Steering linkage member (2)；The cross bar (31) has suspension part, and the suspension part is the block (32) and the cross bar (31)
Between the second end, and the suspension part is located at except the accommodation space of the marmon clamp gripping member (1)；
The vertical extension adjust component (5) include first connecting rod (51) and be connected at the top of first connecting rod (51) second
Connecting rod (53), the first connecting rod (51) and second connecting rod (53) are successively detachably connected from bottom to top, and
The first connecting rod (51) is connected to the upper half clip (12), and second connecting rod (53) at top is detachably connected
In the steering linkage member (2)；
The top tight pieces (4) are threaded on lower half clip (11).
2. the adjustable trestle according to claim 1 set on pit mouth protective fence, which is characterized in that including multiple described
Suspender (3), multiple suspenders (3) are successively detachable to be connected；And it is located at the second end of the suspender (3) of inner terminal
Portion is removably attachable to the steering linkage member (2).
3. the adjustable trestle according to claim 1 set on pit mouth protective fence, which is characterized in that the steering connection
Part (2) has orthogonal connected first (21) and second (22), and first (21) are removably attachable to institute
It states the second connecting rod (53), second (22) are removably attachable to the second end of the cross bar (31), described vertical
The contact surface of length adjustment component (5) vertical the upper half clip (12) and the lower half clip (11).
4. the adjustable trestle according to claim 3 set on pit mouth protective fence, which is characterized in that the vertical extension
The plane for adjusting component (5) and the suspender (3) composition is parallel to the radial section of the marmon clamp gripping member (1).
5. the adjustable trestle according to claim 1 set on pit mouth protective fence, which is characterized in that further include adjustable inclined
Support component (7), the adjustable diagonal bracing component (7) are connected on the suspender (3) and the upper half clip (12)；
The adjustable diagonal bracing component (7) includes the first brace (71), the second brace (72) and third brace (73), and described first tiltedly
Bar (71), the third brace (73) and second brace (72) are successively detachably connected from bottom to top, first brace
(71) it is connected to the upper half clip (12), second brace (72) is removably attachable on the cross bar (31).
6. the adjustable trestle according to claim 5 set on pit mouth protective fence, which is characterized in that the adjustable diagonal bracing
Component (7) further includes clamp (74), and the clamp (74) is movably connected on second brace (72), and the clamp (74)
It is buckled on the cross bar (31).
7. bracket according to claim 1, which is characterized in that the top tight pieces (4) include fastening screw (41) and top flat
(42), the top flat (42) is set to the fastening screw (41) end in the accommodation space of the marmon clamp gripping member (1), and institute
Top flat (42) area is stated greater than the fastening screw (41) radial cross-sectional area.
8. bracket according to claim 7, which is characterized in that the axis and the lower half clip of the fastening screw (41)
(11) symmetrical center line of radial section is overlapped.
9. bracket according to claim 1, which is characterized in that the first end of the lower half clip (11) and the upper half card
It binds round and is rotatablely connected between the first end of (12) by rotary shaft (13).
10. bracket according to claim 1, which is characterized in that the second end and upper half clip of the lower half clip (11)
(12) it is threadedly coupled between second end by fastening assembly (6)；The fastening assembly (6) includes threaded rod (61) and the first butterfly
Shape handle (62), the threaded rod (61) be threadedly coupled the lower half clip (11) second end and upper half clip (12) second
End, the first butterfly handle (62) are set to the one end of the threaded rod (61).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429749.0A CN110106928B (en) | 2019-05-22 | 2019-05-22 | Adjustable support arranged on shaft mouth guard rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910429749.0A CN110106928B (en) | 2019-05-22 | 2019-05-22 | Adjustable support arranged on shaft mouth guard rail |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110106928A true CN110106928A (en) | 2019-08-09 |
| CN110106928B CN110106928B (en) | 2023-11-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910429749.0A Active CN110106928B (en) | 2019-05-22 | 2019-05-22 | Adjustable support arranged on shaft mouth guard rail |
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| Country | Link |
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| CN (1) | CN110106928B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110160510A (en) * | 2019-05-22 | 2019-08-23 | 北京城建勘测设计研究院有限责任公司 | A kind of adjustable trestle set on pit mouth protecting wall |
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| Publication number | Publication date |
|---|---|
| CN110106928B (en) | 2023-11-24 |
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