CN207419493U - A kind of municipal road foundation pit supporting construction being readily disassembled - Google Patents
A kind of municipal road foundation pit supporting construction being readily disassembled Download PDFInfo
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- CN207419493U CN207419493U CN201721046156.9U CN201721046156U CN207419493U CN 207419493 U CN207419493 U CN 207419493U CN 201721046156 U CN201721046156 U CN 201721046156U CN 207419493 U CN207419493 U CN 207419493U
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- folding stand
- foundation pit
- hinge
- bar
- flexible
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Abstract
The utility model discloses a kind of municipal road foundation pit supporting construction being readily disassembled,Its structure includes the first folding stand,Reinforcing bar,Axis pin,Foundation pit,Second folding stand,It is fixedly connected between first folding stand and the second folding stand by axis pin,First folding stand forms square shape with the second folding stand and both sides are bonded with foundation pit inner wall,Reinforcing bar is located in the middle part of foundation pit and parallel to the ground,Reinforcing bar both ends with respectively with the first folding stand,It is connected in the middle part of second folding stand,First folding stand is by left plate,First fixing groove,Second fixing groove,Flexible bottom bar composition,The utility model forms supporting construction by folding stand,Only need to simply be set up can be fixed by axis pin,It is simple to operate,Spend the time few,Improve work efficiency,Telescopic device can stretch automatically,It can be automatically stopped by pressure switch,Using more flexibly,Suitable for not having to the foundation pit of size,Expand use scope.
Description
Technical field
The utility model is a kind of municipal road foundation pit supporting construction being readily disassembled, and belongs to municipal road foundation pit branch protector for collar
Domain.
Background technology
In China, urban operating mechanism refer in the range of metropolitan district, town (township) planning construction set, based on government responsibility and justice
It is engaged in providing paid or free public product and the various buildings serviced, structures, equipment etc. for resident.Urban life is mating
Various public infrastructure developments belong to municipal works scope, such as common urban road, bridge, subway, for example, with life
The various pipelines living being closely related：Rainwater, sewage, upper water, middle water, electric power (red line is with outer portion), telecommunications, heating power, combustion gas etc.,
The construction of also square, urban afforestation etc. belongs to municipal works scope.
Municipal works are usually to belong to the infrastructure of country, refer to various public transit facilities in urban construction, to
The infrastructure constructions such as water, draining, combustion gas, urban flood defence, environmental sanitation and illumination are that city survival and development are essential
Material base is the primary condition uplifted the people's living standard and opened to the outside world.
Pattern foundation pit supporting structure is to ensure the safety of Underground Construction and foundation pit surrounding enviroment, to foundation pit side-wall and surrounding enviroment
Supporting and retaining system, reinforcing and the safeguard measure of use.
Prior art discloses Application No.：201621130189.7 utility model disclose a kind of city being readily disassembled
Political affairs road foundation pit supporting construction, including roadbed and foundation pit, the medial surface of foundation pit is equipped with support plate, is equipped between the support plate of both sides several
Supporting body, supporting body are uniformly distributed in three sections of the upper, middle and lower of foundation pit；Supporting body include three end to end side plates and
Support plate inside side plate connects to form equilateral triangle structure, support plate by retainer ring between adjacent two strip side plate
One end connect one of retainer ring, the other end is connected by fixing piece with the midpoint of the side plate of retainer ring opposite side, supporting
Body is connected respectively by three retainer rings with support bracket, and support bracket is connected with support plate.But existing supporting construction is mostly scattered
Strut assembled, the assembly and disassembly course of work is numerous and diverse, expend the time it is more, work efficiency is slow.
Utility model content
In view of the deficienciess of the prior art, the utility model aim is to provide a kind of municipal road foundation pit being readily disassembled
Supporting construction is mostly that scattered strut is assembled to solve existing supporting construction, and the assembly and disassembly course of work is numerous and diverse,
The consuming time is more, and work efficiency is slow, and can not stretch, inflexible for use.
To achieve these goals, the utility model is to realize by the following technical solutions：It is a kind of to be readily disassembled
Municipal road foundation pit supporting construction, structure include the first folding stand, reinforcing bar, axis pin, foundation pit, the second folding stand, and described the
It is fixedly connected between one folding stand and the second folding stand by axis pin, first folding stand and the second folding stand form square shape
And both sides are bonded with foundation pit inner wall, the reinforcing bar is located in the middle part of foundation pit and parallel to the ground, the reinforcing bar both ends and difference
It is connected in the middle part of the first folding stand, the second folding stand, first folding stand is fixed by left plate, the first fixing groove, second
Slot, flexible bottom bar composition, the left plate and flexible bottom bar extremely angle, the bottom centre position of the left plate is with stretching
One end of contracting bottom bar is hinged, and the first fixing groove, the second fixing groove have been hollowed out at the top of the left plate；
Second folding stand is by the first flexible mandril, the second flexible mandril, right plate, bottom bar card slot, through hole, hinge structure
Into the described first flexible mandril is mutually parallel with the second flexible mandril, and the described first flexible mandril, the second flexible mandril lead to respectively
It crosses hinge to be flexibly connected with right plate, bottom bar card slot is equipped among the right plate bottom, the bottom bar card slot both sides are equipped with logical
Hole, the through hole run through right plate bottom, the described first flexible mandril, the second flexible mandril respectively with the first fixing groove, second
Fixing groove matching merga pass axis pin is fixed, and the flexible bottom bar is engaged with bottom bar card slot by axis pin with through hole is fixed on one
It rises；
Described first flexible mandril is made of pressure switch, perforation, connecting rod, telescopic device, motion bar, the motion bar
Inside hollows out and is provided with telescopic device, and the telescopic device is engaged with motion bar, and the telescopic device is connected with connecting rod
It connects, the connecting rod afterbody is through there is perforation, and the perforation is engaged with axis pin, and the connecting rod afterbody is equipped with pressure and opens
It closes；
The telescopic device is by screw thread vestibule, mobile loop bar, leading screw, shaft coupling, motor, shaft, limited block, ball set
Into equipped with screw thread vestibule among the mobile loop bar, the leading screw is located at the axis line position of mobile loop bar, the mobile loop bar
The screw thread vestibule being equipped with is rolled by ball and leading screw and connected, and the head end of the leading screw is arranged with limited block and is connected to shaft coupling
One side, the opposite side of the shaft coupling and shaft key connection, the shaft is located among motor and the two is flexibly connected, described
Motor is fixed on inside motion bar, and the sealing end of the mobile loop bar links together with connecting rod；
The pressure switch by sensor, microswitch, earth stud, wire connection terminal, adjusting screw, spring base, spring,
Lever, housing composition, the sensor are connected to housing side, lever, described lever one end and fine motion are equipped in the housing
Switch activity connects, and the wire connection terminal is located above microswitch and with microswitch by being electrically connected, and the lever is another
End is fixed inside housings by spring base and spring base elastic connection, the spring base by adjusting screw, and the housing leads to
It crosses earth stud to be fixed in connecting rod, the wire connection terminal is electrically connected with motor.
Further, the microswitch is made of drag hook, operating knob, spring, movable contact spring, normally closed interlock, normally open contact,
The operating knob is connected with drag hook one end, and the drag hook other end is described by the stem elastic connection of spring and movable contact spring
Normally closed interlock, normally open contact are mounted on the position of movable contact spring two sides of tail.
Further, the drag hook is " 2 " shape.
Further, the normally closed interlock is mutually parallel with normally open contact.
Further, the hinge includes the first hinge, the second hinge and hinge axis, and first hinge is equipped with the
One axle sleeve, first axle set there are two and two the first axle sleeves between formed to house the gap slot of the second hinge, institute
The second hinge stated is equipped with the second axle sleeve, and the hinge axis is set through the second axle sleeve of the second hinge and the both ends of hinge axis
In in two the first axle sleeves of the first hinge, second hinge and the first hinge rotary spacing coordinate.
Further, the left plate is square, thickness 3cm.
Further, the mobile loop bar is the cylinder of one end open-ended.
Further, the described first flexible mandril, the second flexible mandril, the structure of flexible bottom bar are consistent.
Further, the motion bar is equipped with photocell, and the photocell is by electrode, N-type silicon single crystal, PN junction, p-type
Layer, silica anti-reflective film composition, the N-type silicon single crystal top are equipped with PN junction, and the PN junction is equipped with P-type layer, the P-type layer
Upper to be bonded with silica anti-reflective film, the upper and lower faces of the PN junction respectively draw an electrodes, the electrode and motor electricity
Connection.
Advantageous effect
A kind of municipal road foundation pit supporting construction being readily disassembled of the utility model is being carried out in use, by the first folding stand
Opening makes flexible bottom bar vertical with left plate, and second folding stand the same manner is opened, left plate, right plate are attached to base respectively
The both sides inner wall in hole stretches bottom bar, the first flexible mandril, the second flexible mandril length and by axis pin according to the width adjusting of foundation pit
It is fixedly fitted to corresponding bottom bar card slot, the second fixing groove, in the first fixing groove, when dismounting takes out axis pin, and first is folded
Frame, the second folding stand are separately folded, and when stretching, electric motor starting makes shaft drive leading screw rotation, makes shifting by ball
Dynamic loop bar moves along a straight line, and telescopic rod, by sensor sensing, electricity is cut off by pressure switch when touching the back side of card slot
The power supply of machine is automatically stopped operating.
The utility model forms supporting construction by folding stand, and only need to simply be set up can be fixed by axis pin, grasps
Make simple and convenient, spend the time few, improve work efficiency, telescopic device can stretch automatically, can by pressure switch
It is automatically stopped, use is more flexible, suitable for not having to the foundation pit of size, expands use scope.
Description of the drawings
Upon reading the detailed description of non-limiting embodiments with reference to the following drawings, other spies of the utility model
Sign, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structure diagram for the municipal road foundation pit supporting construction being readily disassembled of the utility model；
Fig. 2 is the first folding stand structure diagram of the utility model；
Fig. 3 is the second folding stand structure diagram of the utility model；
Fig. 4 is the second folding stand structural side view of the utility model；
Fig. 5 is the first flexible push rod structure schematic diagram of the utility model；
Fig. 6 is the telescopic device structure diagram of the utility model；
Fig. 7 is the pressure switch construction schematic diagram of the utility model；
Fig. 8 is the microswitch closing structure schematic diagram of the utility model；
Fig. 9 is the microswitch opening structure schematic diagram of the utility model；
Figure 10 is the hinge arrangement schematic diagram of the utility model；
Figure 11 is equipped with photronic structure diagram for Fig. 3；
Figure 12 is the photocell structure schematic diagram of the utility model；
In figure：First folding stand -1, reinforcing bar -2, axis pin -3, foundation pit -4, the second folding stand -5, left plate -10, first
Fixing groove -11, the second fixing groove -12, flexible bottom bar -13, the first flexible mandril -50, the second flexible mandril -51, right plate -
52nd, bottom bar card slot -53, through hole -54, hinge -55, pressure switch -501, perforation -502, connecting rod -503, telescopic device -504,
Motion bar -505, screw thread vestibule -5040, mobile loop bar -5041, leading screw -5042, shaft coupling -5043, motor -5044, shaft -
5045th, limited block -5046, ball -5047, sensor -5011, microswitch -5012, earth stud -5013, wire connection terminal -
5014th, adjusting screw -5015, spring base -5016, spring -5017, lever -5018, housing -5019, drag hook -50121, operation
Button -50122, spring -50123, movable contact spring -50124, normally closed interlock -50125, normally open contact -50126, the first hinge -550,
Second hinge -551, hinge axis -552, the first axle sleeve -553, the second axle sleeve -554, photocell -6, electrode -60, N-type silicon single crystal -
61st, PN junction -62, P-type layer -63, silica anti-reflective film -64.
Specific embodiment
Technical means, creative features, achievable purpose and effectiveness to realize the utility model are easy to understand, below
With reference to specific embodiment, the utility model is expanded on further.
Embodiment 1
- Figure 10 is please referred to Fig.1, the utility model provides a kind of municipal road foundation pit supporting construction technical side being readily disassembled
Case：Its structure includes the first folding stand 1, reinforcing bar 2, axis pin 3, foundation pit 4, the second folding stand 5, first folding stand 1 and the
Be fixedly connected between eighty percent discount superimposed 5 by axis pin 3,1 and second folding stand 5 of the first folding stand form square shape and both sides with
4 inner wall of foundation pit is bonded, and the reinforcing bar 2 is located at the middle part of foundation pit 4 and parallel to the ground, 2 both ends of reinforcing bar with respectively with the
One folding stand 1,5 middle part of the second folding stand are connected, and first folding stand 1 is consolidated by left plate 10, the first fixing groove 11, second
Determine slot 12, flexible bottom bar 13 forms, the left plate 10 and flexible bottom bar 13 most 90 degree of angles of great achievement, the bottom of the left plate 10
Portion centre position and one end of flexible bottom bar 13 are hinged, the top of the left plate 10 hollowed out the first fixing groove 11,
Second fixing groove 12；
Second folding stand 5 is stretched mandril 51, right plate 52, bottom bar card slot 53, logical by the first flexible mandril 50, second
Hole 54, hinge 55 are formed, and the described first flexible mandril 50 is mutually parallel with the second flexible mandril 51, the described first flexible mandril
50th, the second flexible mandril 51 is flexibly connected respectively by hinge 55 with right plate 52, and bottom is equipped among 52 bottom of right plate
Bar card slot 53,53 both sides of bottom bar card slot are equipped with through hole 54, and the through hole 54 runs through 52 bottom of right plate, and described first is flexible
The flexible mandril 51 of mandril 50, second is fixed respectively with the first fixing groove 11,12 matching merga pass axis pin 3 of the second fixing groove, institute
It states flexible bottom bar 13 and is engaged with bottom bar card slot 53 by axis pin 3 with through hole 54 and is fixed together；
Described first flexible mandril 50 is by pressure switch 501, perforation 502, connecting rod 503, telescopic device 504, motion bar
505 form, and are hollowed out inside the motion bar 505 and are provided with telescopic device 504, the telescopic device 504 and 505 phase of motion bar
Cooperation, the telescopic device 504 are connected with connecting rod 503, and 503 afterbody of connecting rod, which runs through, perforation 502, described to wear
Hole 502 is engaged with axis pin 3, and 503 afterbody of connecting rod is equipped with pressure switch 501；
The telescopic device 504 is by screw thread vestibule 5040, mobile loop bar 5041, leading screw 5042, shaft coupling 5043, motor
5044th, shaft 5045, limited block 5046, ball 5047 form, and screw thread vestibule 5040, institute are equipped among the mobile loop bar 5041
The axis line position that leading screw 5042 is located at mobile loop bar 5041 is stated, the screw thread vestibule 5040 that the mobile loop bar 5041 is equipped with passes through
Ball 5047 is rolled with leading screw 5042 and connected, and the head end of the leading screw 5042 is arranged with limited block 5046 and is connected to shaft coupling
5043 one side, opposite side and 5045 key connection of shaft of the shaft coupling 5043, the shaft 5045 are located in motor 5044
Between and the two be flexibly connected, the motor 5044 is fixed on inside motion bar 505, the sealing end of the mobile loop bar 5041 and company
Extension bar 503 links together；
The pressure switch 501 is by sensor 5011, microswitch 5012, earth stud 5013, wire connection terminal 5014, tune
Section screw 5015, spring base 5016, spring 5017, lever 5018, housing 5019 form, and the sensor 5011 is connected to shell
5019 side of body, the housing 5019 is interior to be equipped with lever 5018, and described 5018 one end of lever is flexibly connected with microswitch 5012,
The wire connection terminal 5014 is located at 5012 top of microswitch and with microswitch 5012 by being electrically connected, the lever 5018
The other end is fixed on by spring base 5016 and 5016 elastic connection of spring base, the spring base 5016 by adjusting screw 5015
Inside housing 5019, the housing 5019 is fixed on by earth stud 5013 in connecting rod 503, the wire connection terminal 5014 with
Motor 5044 is electrically connected.
Further, the microswitch 5012 is by drag hook 50121, operating knob 50122, spring 50123, movable contact spring
50124th, normally closed interlock 50125, normally open contact 50126 form, and the operating knob 50122 is connected with 50121 one end of drag hook,
50121 other end of drag hook passes through the stem elastic connection of spring 50123 and movable contact spring 50124, the normally closed interlock
50125th, normally open contact 50126 is mounted on the position of 50124 two sides of tail of movable contact spring.
The drag hook 50121 is " 2 " shape.
The normally closed interlock 50125 is mutually parallel with normally open contact 50126.
The hinge 55 includes the first hinge 550, the second hinge 551 and hinge axis 552, on first hinge 550
Equipped with the first axle sleeve 553, described first axle sleeve 553 there are two and two the first axle sleeves 553 between formed to house second
The gap slot of hinge 551, second hinge 551 are equipped with the second axle sleeve 554, and the hinge axis 552 passes through the second hinge
551 the second axle sleeve 554 and the both ends of hinge axis 552 are arranged in two the first axle sleeves 553 of the first hinge 550, and described the
Two hinges 551 and 550 rotary spacing of the first hinge coordinate.
The left plate 10 is square, thickness 3cm.
The mobile loop bar 5041 is the cylinder of one end open-ended.
Stretch mandril 51, the structure of flexible bottom bar 13 of described first flexible mandril 50, second is consistent.
Microswitch 5012 described in this patent is exactly to have small contact separation and snap-action mechanism, with defined stroke and
Defined power carries out the contact mechanism of switch motion, is covered with shell, and there is a kind of switch of drive rod in outside, because its switch
Contact spacing it is smaller, so being microswitch, also some is sensitive switch.
It is carrying out in use, making flexible bottom bar 13 vertical with left plate 10 first folding stand 1 opening, by the second folding stand
5 the same manners are opened, and left plate 10, right plate 52 are attached to the both sides inner wall of foundation pit 4 respectively, according to the width adjusting of foundation pit 4
Flexible 51 length of mandril of the flexible mandril 50, second of the bottom bar 13, first that stretches simultaneously is fixedly fitted to corresponding bottom bar card slot by axis pin 3
53rd, the second fixing groove 12, in the first fixing groove 11, when dismounting, takes out axis pin 3, and the first folding stand 1, the second folding stand 5 are divided
It does not fold up, when stretching, the startup of motor 5044 makes shaft 5045 that leading screw 5042 be driven to rotate, and makes movement by ball
Loop bar 5041 moves along a straight line, and telescopic rod is sensed when touching the back side of card slot by sensor 5011, by pressure switch
The power supply of 501 cut-out motors 5044, is automatically stopped operating.
First folding stand 1 of the utility model, reinforcing bar 2, axis pin 3, foundation pit 4, the second folding stand 5, left plate 10,
One fixing groove 11, the second fixing groove 12, the flexible mandril 51 of the flexible mandril 50, second of flexible bottom bar 13, first, right plate 52, bottom
Bar card slot 53, through hole 54, hinge 55, pressure switch 501, perforation 502, connecting rod 503, telescopic device 504, motion bar 505, spiral shell
Pit cavity 5040, mobile loop bar 5041, leading screw 5042, shaft coupling 5043, motor 5044, shaft 5045, limited block 5046, ball
5047th, sensor 5011, microswitch 5012, earth stud 5013, wire connection terminal 5014, adjusting screw 5015, spring base
5016th, spring 5017, lever 5018, housing 5019, drag hook 50121, operating knob 50122, spring 50123, movable contact spring 50124,
Normally closed interlock 50125, normally open contact 50126, the first hinge 550, the second hinge 551, hinge axis 552, the first axle sleeve 553,
Two axle sleeves 554, photocell 6, electrode 60, N-type silicon single crystal 61, PN junction 62, P-type layer 63, silica anti-reflective film 64, component is equal
For the component that universal standard part or those skilled in the art know, structure and principle all can pass through technology for this technology personnel
Handbook learns or knows by routine experiment method the utility model solves the problems, such as it is that existing supporting construction is mostly scattered
Strut is assembled, and the assembly and disassembly course of work is numerous and diverse, and the consuming time is more, and work efficiency is slow, and the utility model passes through upper
Being combined with each other for component is stated, supporting construction is formed by folding stand, only need to simply be set up can be fixed by axis pin, operation letter
Folk prescription just, spends the time few, improves work efficiency, described in detail below:
Second folding stand 5 is stretched mandril 51, right plate 52, bottom bar card slot 53, logical by the first flexible mandril 50, second
Hole 54, hinge 55 are formed, and the described first flexible mandril 50 is mutually parallel with the second flexible mandril 51, the described first flexible mandril
50th, the second flexible mandril 51 is flexibly connected respectively by hinge 55 with right plate 52, and bottom is equipped among 52 bottom of right plate
Bar card slot 53,53 both sides of bottom bar card slot are equipped with through hole 54, and the through hole 54 runs through 52 bottom of right plate, and described first is flexible
The flexible mandril 51 of mandril 50, second is fixed respectively with the first fixing groove 11,12 matching merga pass axis pin 3 of the second fixing groove, institute
It states flexible bottom bar 13 and is engaged with bottom bar card slot 53 by axis pin 3 with through hole 54 and is fixed together；
Described first flexible mandril 50 is by pressure switch 501, perforation 502, connecting rod 503, telescopic device 504, motion bar
505 form, and are hollowed out inside the motion bar 505 and are provided with telescopic device 504, the telescopic device 504 and 505 phase of motion bar
Cooperation, the telescopic device 504 are connected with connecting rod 503, and 503 afterbody of connecting rod, which runs through, perforation 502, described to wear
Hole 502 is engaged with axis pin 3, and 503 afterbody of connecting rod is equipped with pressure switch 501；
The telescopic device 504 is by screw thread vestibule 5040, mobile loop bar 5041, leading screw 5042, shaft coupling 5043, motor
5044th, shaft 5045, limited block 5046, ball 5047 form, and screw thread vestibule 5040, institute are equipped among the mobile loop bar 5041
The axis line position that leading screw 5042 is located at mobile loop bar 5041 is stated, the screw thread vestibule 5040 that the mobile loop bar 5041 is equipped with passes through
Ball 5047 is rolled with leading screw 5042 and connected, and the head end of the leading screw 5042 is arranged with limited block 5046 and is connected to shaft coupling
5043 one side, opposite side and 5045 key connection of shaft of the shaft coupling 5043, the shaft 5045 are located in motor 5044
Between and the two be flexibly connected, the motor 5044 is fixed on inside motion bar 505, the sealing end of the mobile loop bar 5041 and company
Extension bar 503 links together；
The pressure switch 501 is by sensor 5011, microswitch 5012, earth stud 5013, wire connection terminal 5014, tune
Section screw 5015, spring base 5016, spring 5017, lever 5018, housing 5019 form, and the sensor 5011 is connected to shell
5019 side of body, the housing 5019 is interior to be equipped with lever 5018, and described 5018 one end of lever is flexibly connected with microswitch 5012,
The wire connection terminal 5014 is located at 5012 top of microswitch and with microswitch 5012 by being electrically connected, the lever 5018
The other end is fixed on by spring base 5016 and 5016 elastic connection of spring base, the spring base 5016 by adjusting screw 5015
Inside housing 5019, the housing 5019 is fixed on by earth stud 5013 in connecting rod 503, the wire connection terminal 5014 with
Motor 5044 is electrically connected.
Embodiment 2
Outdoors without power supply it is available in the case of, can not stretch.
With reference to figure 11- Figure 12, the motion bar 505 is equipped with photocell 6, and the photocell 6 is by electrode 60, N-type silicon list
Crystalline substance 61, PN junction 62, P-type layer 63, silica anti-reflective film 64 form, and 61 top of N-type silicon single crystal is equipped with PN junction 62, the PN
Knot 62 is equipped with P-type layer 63, is bonded in the P-type layer 63 with silica anti-reflective film 64, the upper and lower faces of the PN junction 62
An electrodes 60 are respectively drawn, the electrode 60 is electrically connected with motor 5044.
When silicon photocell is irradiated be subject to light, due to the effect of photon energy, the electronics in silicon atom is made to become freely
Electronics, the original position of electronics just becomes hole, and because the knot electric field action of PN junction, electronics are pulled to N areas, hole is pulled to
P areas then just have accumulated substantial amounts of hole and electronics in P areas and N areas, then generate electromotive force in p areas and N areas both ends, this
It is exactly photoelectric basic principle.When silicon photocell is connected to load, just there is electric current to flow through load, silicon solar cell has
It is light, simple, gas or thermal pollution will not be generated, is readily adapted to accommodate environment.Therefore every place that cannot be laid with cable can all adopt
Use solar cell.
The basic principle of the utility model and main feature and the advantages of the utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent requirements of the claims
All changes are embraced therein.Any reference numeral in claim should not be considered as to the involved right of limitation
It is required that.
Moreover, it will be appreciated that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
Using specification as an entirety, the technical solutions in each embodiment can also be properly combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (8)
1. a kind of municipal road foundation pit supporting construction being readily disassembled, structure includes the first folding stand (1), reinforcing bar (2), pin
Axis (3), foundation pit (4), the second folding stand (5), it is solid by axis pin (3) between first folding stand (1) and the second folding stand (5)
Fixed connection, first folding stand (1) forms square shape with the second folding stand (5) and both sides are bonded with foundation pit (4) inner wall, described
Reinforcing bar (2) is located in the middle part of foundation pit (4) and parallel to the ground, reinforcing bar (2) both ends with respectively with the first folding stand (1),
It is connected in the middle part of second folding stand (5), it is characterised in that：
First folding stand (1) is by left plate (10), the first fixing groove (11), the second fixing groove (12), flexible bottom bar (13)
Composition, the left plate (10) and flexible bottom bar (13) most 90 degree of angles of great achievement, the bottom centre position of the left plate (10)
It is hinged with one end of flexible bottom bar (13), hollow out the first fixing groove (11), second at the top of the left plate (10)
Fixing groove (12)；
Second folding stand (5) is by the first flexible mandril (50), the second flexible mandril (51), right plate (52), bottom bar card slot
(53), through hole (54), hinge (55) are formed, and the described first flexible mandril (50) is mutually parallel with the second flexible mandril (51), institute
State the first flexible mandril (50), the second flexible mandril (51) is flexibly connected respectively by hinge (55) with right plate (52), described
Bottom bar card slot (53) is equipped among right plate (52) bottom, bottom bar card slot (53) both sides are equipped with through hole (54), the through hole
(54) through right plate (52) bottom, the described first flexible mandril (50), the second flexible mandril (51) respectively with the first fixing groove
(11), the second fixing groove (12) matching merga pass axis pin (3) is fixed, and the flexible bottom bar (13) passes through with bottom bar card slot (53)
Axis pin (3) is engaged with through hole (54) and is fixed together；
Described first flexible mandril (50) by pressure switch (501), perforation (502), connecting rod (503), telescopic device (504),
Motion bar (505) forms, and hollows out inside the motion bar (505) and is provided with telescopic device (504), the telescopic device
(504) it is engaged with motion bar (505), the telescopic device (504) is connected with connecting rod (503), the connecting rod (503)
Afterbody is through there is perforation (502), and the perforation (502) is engaged with axis pin (3), and connecting rod (503) afterbody is equipped with pressure
Power switchs (501)；
The telescopic device (504) by screw thread vestibule (5040), mobile loop bar (5041), leading screw (5042), shaft coupling (5043),
Motor (5044), shaft (5045), limited block (5046), ball (5047) composition, the mobile loop bar (5041) is intermediate to be equipped with
Screw thread vestibule (5040), the leading screw (5042) are located at the axis line position of mobile loop bar (5041), the mobile loop bar
(5041) the screw thread vestibule (5040) being equipped with is rolled by ball (5047) and leading screw (5042) and connected, the leading screw (5042)
Head end is arranged with limited block (5046) and is connected to the one side of shaft coupling (5043), and the opposite side of the shaft coupling (5043) is with turning
Axis (5045) key connection, the shaft (5045) is located among motor (5044) and the two is flexibly connected, the motor (5044)
It is internal to be fixed on motion bar (505), the sealing end of the mobile loop bar (5041) links together with connecting rod (503)；
The pressure switch (501) is by sensor (5011), microswitch (5012), earth stud (5013), wire connection terminal
(5014), adjusting screw (5015), spring base (5016), spring (5017), lever (5018), housing (5019) composition, it is described
Sensor (5011) is connected to housing (5019) side, and lever (5018), the lever are equipped in the housing (5019)
(5018) one end is flexibly connected with microswitch (5012), and the wire connection terminal (5014) is located above microswitch (5012) simultaneously
With microswitch (5012) by being electrically connected, lever (5018) other end passes through spring base (5016) and spring base (5016)
Elastic connection, the spring base (5016) are fixed on housing (5019) inside, the housing by adjusting screw (5015)
(5019) it is fixed on by earth stud (5013) in connecting rod (503), the wire connection terminal (5014) and motor (5044) electricity
Connection.
2. a kind of municipal road foundation pit supporting construction being readily disassembled according to claim 1, it is characterised in that：It is described micro-
Dynamic switch (5012) is by drag hook (50121), operating knob (50122), spring (50123), movable contact spring (50124), normally closed interlock
(50125), normally open contact (50126) forms, and the operating knob (50122) is connected with drag hook (50121) one end, the drag hook
(50121) other end passes through the stem elastic connection of spring (50123) and movable contact spring (50124), the normally closed interlock
(50125), normally open contact (50126) is mounted on the position of movable contact spring (50124) two sides of tail.
3. a kind of municipal road foundation pit supporting construction being readily disassembled according to claim 2, it is characterised in that：The drawing
Hook (50121) is " 2 " shape.
4. a kind of municipal road foundation pit supporting construction being readily disassembled according to claim 2, it is characterised in that：It is described normal
Contact (50125) is closed to be mutually parallel with normally open contact (50126).
5. a kind of municipal road foundation pit supporting construction being readily disassembled according to claim 1, it is characterised in that：The hinge
Chain (55) includes the first hinge (550), the second hinge (551) and hinge axis (552), and first hinge (550) is equipped with
First axle sleeve (553), first axle sleeve (553) there are two and two the first axle sleeves (553) between formed to house the
The gap slot of two hinges (551), second hinge (551) are equipped with the second axle sleeve (554), and the hinge axis (552) is worn
The both ends for crossing the second axle sleeve (554) of the second hinge (551) and hinge axis (552) are arranged on two first of the first hinge (550)
In axle sleeve (553), second hinge (551) coordinates with the first hinge (550) rotary spacing.
6. a kind of municipal road foundation pit supporting construction being readily disassembled according to claim 1, it is characterised in that：The left side
Side plate (10) is square, thickness 3cm.
7. a kind of municipal road foundation pit supporting construction being readily disassembled according to claim 1, it is characterised in that：The shifting
Dynamic loop bar (5041) is the cylinder of one end open-ended.
8. a kind of municipal road foundation pit supporting construction being readily disassembled according to claim 1, it is characterised in that：Described
One flexible mandril (50), the second flexible mandril (51), the structure of flexible bottom bar (13) are consistent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046156.9U CN207419493U (en) | 2017-08-21 | 2017-08-21 | A kind of municipal road foundation pit supporting construction being readily disassembled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721046156.9U CN207419493U (en) | 2017-08-21 | 2017-08-21 | A kind of municipal road foundation pit supporting construction being readily disassembled |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207419493U true CN207419493U (en) | 2018-05-29 |
Family
ID=62314901
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721046156.9U Expired - Fee Related CN207419493U (en) | 2017-08-21 | 2017-08-21 | A kind of municipal road foundation pit supporting construction being readily disassembled |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207419493U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342695A (en) * | 2018-11-08 | 2019-02-15 | 武汉理工大学 | Reduced scale experimental rig in a kind of removable supporting room for shallow soft stratum model |
| CN111560919A (en) * | 2020-06-01 | 2020-08-21 | 李飞 | Slope protection assembly easy to mount and dismount and used for hydraulic and hydroelectric engineering |
| CN113487983A (en) * | 2021-08-04 | 2021-10-08 | 上海广电电气(集团)股份有限公司 | Adjustable supporting and positioning device for display board |
-
2017
- 2017-08-21 CN CN201721046156.9U patent/CN207419493U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109342695A (en) * | 2018-11-08 | 2019-02-15 | 武汉理工大学 | Reduced scale experimental rig in a kind of removable supporting room for shallow soft stratum model |
| CN111560919A (en) * | 2020-06-01 | 2020-08-21 | 李飞 | Slope protection assembly easy to mount and dismount and used for hydraulic and hydroelectric engineering |
| CN113487983A (en) * | 2021-08-04 | 2021-10-08 | 上海广电电气(集团)股份有限公司 | Adjustable supporting and positioning device for display board |
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20180821 |
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| CF01 | Termination of patent right due to non-payment of annual fee |