CN209637239U - A kind of hogging moment tensioning safe operation platform - Google Patents
A kind of hogging moment tensioning safe operation platform Download PDFInfo
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- CN209637239U CN209637239U CN201920138705.8U CN201920138705U CN209637239U CN 209637239 U CN209637239 U CN 209637239U CN 201920138705 U CN201920138705 U CN 201920138705U CN 209637239 U CN209637239 U CN 209637239U
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- stretching machine
- safe operation
- fixedly installed
- operating platform
- hogging moment
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Abstract
The utility model discloses a kind of hogging moment tensioning safe operation platforms, including operating platform and support frame, the side on operating platform top is fixedly installed with monocyclic-start induction motor and two-direction switch side by side, the other side on operating platform top is fixedly installed with speed reducer, monocyclic-start induction motor is connect by transmission shaft with speed reducer drive, the inside of speed reducer is interspersed to be connected with screw thread load axis, one end of screw thread load axis is fixedly connected with stretching machine tray by threaded hole, the top of stretching machine tray is set there are four clamping plate, a kind of hogging moment tensioning safe operation platform of the utility model, by the way that four clamping plates are arranged on stretching machine tray, the distance between clamping plate is controlled by electric telescopic rod, to be suitble to the size of different stretching machines, stretching machine is clamped by extension sleeve, so that fixation is stronger, it can be locked by being arranged four Traveling wheel, realize that supporting & stablizing is reliable and the effect of conveniently moving.
Description
Technical field
The utility model relates to a kind of operating platform, in particular to a kind of hogging moment tensioning safe operation platform.
Background technique
Moment of flexure is one kind of the moment of resistance on primary structure member section.Popular saying: moment of flexure is a kind of torque.Another kind solution
Saying is released, is exactly torque required for being bent, lower tension is positive (upper portion pressurized), and top tension is negative (lower compression).It
Standard is defined as: the resultant couple square of vertical with cross section distribution internal force system, it is negative for bending up the moment of flexure of (top tension) upwards
Moment of flexure, conversely, the moment of flexure for bending up (lower tension) downwards is exactly sagging moment.
When carrying out hogging moment tensioning, need to carry out on the operational platform, existing hogging moment tensioning safe operation platform
Support be not sufficiently stable it is reliable, it is mobile inconvenient, influence operation and carry out, and is not secured enough to the fixation of stretching machine, be not suitable for not
With the stretching machine of size.
Utility model content
The purpose of this utility model is to provide a kind of hogging moment tensioning safe operation platforms, to solve above-mentioned background technique
The existing hogging moment tensioning safe operation platform support of middle proposition is not sufficiently stable reliable mobile inconvenience and is not suitable for different rulers
The problem of the fixation of very little stretching machine.
To achieve the above object, the utility model provides the following technical solutions: a kind of hogging moment tensioning safe operation platform,
Including operating platform and support frame, the operating platform is fixedly mounted on the top of support frame, and four of support frame as described above bottom end
Edge is fixedly installed with movable pulley, the side on the operating platform top be fixedly installed with side by side monocyclic-start induction motor and
Two-direction switch, the other side on the operating platform top are fixedly installed with speed reducer, and the monocyclic-start induction motor passes through transmission
Axis is connect with speed reducer drive, and the inside of the speed reducer is interspersed to be connected with screw thread load axis, one end of the screw thread load axis
It is fixedly connected with stretching machine tray by threaded hole, and the stretching machine tray is located at the inside of support frame, the stretching machine drags
The top of disk is set there are four clamping plate, and four clamping plates are rectangle placement, one of them described clamping plate and stretching machine tray are solid
Fixed connection, another corresponding described clamping plate is fixedly connected by electric telescopic rod with stretching machine tray, described in other two
Clamping plate passes through extension sleeve and is fixedly connected with stretching machine tray, be fixed on the operating platform electric telescopic rod control by
Button, the electric telescopic rod are electrically connected by electric telescopic rod control button and external power supply, and the two-direction switch passes through electricity
Line plug and external power supply are electrically connected, and the two-direction switch and monocyclic-start induction motor are electrically connected.
As a kind of optimal technical scheme of the utility model, the inside of two extension sleeves is fixedly installed with pressure
Contracting spring.
As a kind of optimal technical scheme of the utility model, locking knot is fixedly installed on four movable pulleys
Structure.
As a kind of optimal technical scheme of the utility model, the inside of the operating platform is fixedly installed with several and adds
Strengthening tendons.
As a kind of optimal technical scheme of the utility model, the inside of four clamping plates is equipped with cushion.
Compared with prior art, the utility model has the beneficial effects that a kind of hogging moment tensioning of the utility model is grasped safely
Make platform, by the way that four clamping plates are arranged on stretching machine tray, the distance between clamping plate is controlled by electric telescopic rod, to fit
The size for closing different stretching machines is clamped stretching machine by extension sleeve, so that fixation is stronger, passes through setting four
The traveling wheel that can be locked realizes that supporting & stablizing is reliable and the effect of conveniently moving.
Detailed description of the invention
Fig. 1 is the positive structure schematic of the utility model；
Fig. 2 is the stretching machine tray structural schematic diagram of the utility model.
In figure: 1, operating platform；2, support frame；3, movable pulley；4, monocyclic-start induction motor；5, two-direction switch；6, electric wire
Plug；7, stretching machine tray；8, transmission shaft；9, speed reducer；10, screw thread load axis；11, clamping plate；12, extension sleeve；13, it compresses
Spring；14, electric telescopic rod；15, threaded hole.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of hogging moment tensioning safe operation platform, including operating platform 1 referring to FIG. 1-2,
With support frame 2, operating platform 1 is fixedly mounted on the top of support frame 2, and four edges of 2 bottom end of support frame are fixedly mounted
There is movable pulley 3, the side on 1 top of operating platform is fixedly installed with monocyclic-start induction motor 4 and two-direction switch 5 side by side, and operation is flat
The other side on 1 top of platform is fixedly installed with speed reducer 9, and monocyclic-start induction motor 4 is sequentially connected by transmission shaft 8 and speed reducer 9,
The inside of speed reducer 9 is interspersed to be connected with screw thread load axis 10, and one end of screw thread load axis 10 is fixedly connected with by threaded hole 15
Stretching machine tray 7, and stretching machine tray 7 is located at the inside of support frame 2, the top of stretching machine tray 7 are set there are four clamping plate 11, and four
A clamping plate 11 is rectangle placement, and one of clamping plate 11 is fixedly connected with stretching machine tray 7, another corresponding clamping plate 11
It is fixedly connected by electric telescopic rod 14 with stretching machine tray 7, other two clamping plate 11 passes through extension sleeve 12 and stretching machine
Tray 7 is fixedly connected, and electric telescopic rod control button is fixed on operating platform 1, and electric telescopic rod 14 passes through electric expansion
Bar control button is electrically connected with external power supply, and two-direction switch 5 is electrically connected by wire and plug 6 and external power supply, suitable to open
5 are closed to be electrically connected with monocyclic-start induction motor 4.
Preferably, the inside of two extension sleeves 12 is fixedly installed with compressed spring 13, and compressed spring 13, which increases, stretches
The support force of contracting sleeve 12, so that stretching machine fixation is stronger.
Preferably, it is fixedly installed with locking mechanism on four movable pulleys 3, locking mechanism prevents movable pulley 3 at work
It slides, causes operating irregularity.
Preferably, the inside of operating platform 1 is fixedly installed with several reinforcing ribs, and reinforcing rib strengthens operating platform 1
Intensity prolongs the service life.
Preferably, the inside of four clamping plates 11 is equipped with cushion, and cushion prevents clamping plate 11 from directly contacting with stretching machine, right
It causes to wear in stretching machine surface.
When specifically used, electric telescopic rod 14 is passed through electricity by a kind of hogging moment tensioning safe operation platform of the utility model
Dynamic telescopic rod control button and external power supply are electrically connected, and two-direction switch 5 is electrically connected by wire and plug 6 with external power supply
It connects, two-direction switch 5 and monocyclic-start induction motor 4 are electrically connected, and press electric telescopic rod control button, 14 length of electric telescopic rod
It changes so that the distance between two clamping plates 11 change, the extension sleeve 12 of the placement of suitable stretching machine, two sides is received
Contracting causes internal compression spring 13 to shrink, so that the clamping plate 11 of two sides provides a clamping force to stretching machine, so that stretching machine quilt
Fixation after fixing stretching machine on stretching machine tray 7, controls monocyclic-start induction motor 4 by two-direction switch 5 and rotates,
Monocyclic-start induction motor 4 rotates so that transmission shaft 8 drives the rotation of screw thread load axis 10 on speed reducer 9 to realize stretching machine tray 7
Lifting avoided previous artificial installation stretching machine operation to have the function that transport, fixation, installation stretching machine and adjustment position
Risk in the process, it is ensured that hogging moment stretching construction it is safe and reliable.
In the description of the present invention, it should be understood that the orientation or positional relationship of instruction is based on shown in attached drawing
Orientation or positional relationship, be merely for convenience of describing the present invention and simplifying the description, rather than indication or suggestion is signified
Device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as practical new to this
The limitation of type.
In the present invention unless specifically defined or limited otherwise, for example, it may be being fixedly connected, be also possible to
It is detachably connected, or integral；It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, it can also be in
Between medium be indirectly connected, can be the connection inside two elements or the interaction relationship of two elements, unless otherwise clear
Restriction can understand above-mentioned term in the utility model as the case may be for the ordinary skill in the art
In concrete meaning.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (5)
1. a kind of hogging moment tensioning safe operation platform, including operating platform (1) and support frame (2), which is characterized in that the behaviour
Make the top that platform (1) is fixedly mounted on support frame (2), four edges of support frame as described above (2) bottom end are fixedly installed with
The side of movable pulley (3), operating platform (1) top is fixedly installed with monocyclic-start induction motor (4) and two-direction switch side by side
(5), the other side on operating platform (1) top is fixedly installed with speed reducer (9), and the monocyclic-start induction motor (4) passes through
Transmission shaft (8) and speed reducer (9) are sequentially connected, and the inside of the speed reducer (9) is interspersed to be connected with screw thread load axis (10), described
One end of screw thread load axis (10) is fixedly connected with stretching machine tray (7) by threaded hole (15), and the stretching machine tray (7)
Positioned at the inside of support frame (2), the top of the stretching machine tray (7) is set there are four clamping plate (11), four clamping plates (11)
It is rectangle placement, one of them described clamping plate (11) is fixedly connected with stretching machine tray (7), another corresponding described folder
Plate (11) is fixedly connected by electric telescopic rod (14) with stretching machine tray (7), and clamping plate described in other two (11) is by stretching
Contracting sleeve (12) is fixedly connected with stretching machine tray (7), be fixed on the operating platform (1) electric telescopic rod control by
Button, the electric telescopic rod (14) are electrically connected by electric telescopic rod control button and external power supply, the two-direction switch (5)
It is electrically connected by wire and plug (6) and external power supply, the two-direction switch (5) and monocyclic-start induction motor (4) are electrically connected.
2. a kind of hogging moment tensioning safe operation platform according to claim 1, it is characterised in that: two telescopics
The inside of cylinder (12) is fixedly installed with compressed spring (13).
3. a kind of hogging moment tensioning safe operation platform according to claim 1, it is characterised in that: four movable pulleys
(3) locking mechanism is fixedly installed on.
4. a kind of hogging moment tensioning safe operation platform according to claim 1, it is characterised in that: the operating platform
(1) inside is fixedly installed with several reinforcing ribs.
5. a kind of hogging moment tensioning safe operation platform according to claim 1, it is characterised in that: four clamping plates
(11) inside is equipped with cushion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920138705.8U CN209637239U (en) | 2019-01-28 | 2019-01-28 | A kind of hogging moment tensioning safe operation platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920138705.8U CN209637239U (en) | 2019-01-28 | 2019-01-28 | A kind of hogging moment tensioning safe operation platform |
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| Publication Number | Publication Date |
|---|---|
| CN209637239U true CN209637239U (en) | 2019-11-15 |
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ID=68479345
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920138705.8U Active CN209637239U (en) | 2019-01-28 | 2019-01-28 | A kind of hogging moment tensioning safe operation platform |
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| CN (1) | CN209637239U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910528A (en) * | 2020-08-28 | 2020-11-10 | 中交第二航务工程局有限公司 | Hogging moment stretch-draw tool device |
| CN113605237A (en) * | 2021-07-06 | 2021-11-05 | 中建二局土木工程集团有限公司 | Box girder hogging moment prestressing force stretch-draw protector |
-
2019
- 2019-01-28 CN CN201920138705.8U patent/CN209637239U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111910528A (en) * | 2020-08-28 | 2020-11-10 | 中交第二航务工程局有限公司 | Hogging moment stretch-draw tool device |
| CN113605237A (en) * | 2021-07-06 | 2021-11-05 | 中建二局土木工程集团有限公司 | Box girder hogging moment prestressing force stretch-draw protector |
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