CN207816547U - A kind of impact experiment device suitable for tunnel protection door - Google Patents
A kind of impact experiment device suitable for tunnel protection door Download PDFInfo
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- CN207816547U CN207816547U CN201721736122.2U CN201721736122U CN207816547U CN 207816547 U CN207816547 U CN 207816547U CN 201721736122 U CN201721736122 U CN 201721736122U CN 207816547 U CN207816547 U CN 207816547U
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- protection door
- tunnel protection
- magnetic force
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Abstract
The utility model discloses a kind of impact experiment devices suitable for tunnel protection door, belong to tunnel protection gate technique field, its impact module designed by setup module coordinates magnetic force component to realize absorption and release, and hoisting mechanism is set to accurately control the setting height of impact module, the emulation clamping of protective door is realized along with setting emulation installs fixture, greatly improves the accuracy of tunnel protection door impact experiment.The impact experiment device suitable for tunnel protection door of the utility model, the situation that is hit of protective door in actual condition can more really be simulated, test data is more accurate, as a result relatively reliable, and the experimental rig of the utility model is simple in structure, it is easy to operate, it is compatible strong, clamping and the experiment of various sizes protective door are adapted to, compatibility is strong, greatly improves the accuracy and economy of protective door impact experiment.
Description
Technical field
The utility model belongs to tunnel protection gate technique field, and in particular to a kind of impact lotus suitable for tunnel protection door
Carry experimental rig.
Background technology
Tunnel is the building channel for automobile or train passage, with the continuous development of China's road traffic construction,
Use has been put into more and more tunnels.In tunnel, it will usually be provided with transverse passage-way (two adjacent tunnels of connection), placement is set
Standby cavern, emergency evacuation channel etc., and tunnel protection door (Dong Shimen) is exactly to apply (to lead in above-mentioned transverse passage-way, various kinds of equipment
Wind, communication, electric power etc.) it is cavern, emergency evacuation channel, emergency exit, sanctuary, hard well incoming tunnel, inclined shaft incoming tunnel, straight
It puts in the caverns such as station, substation, playing fire prevention, antiknock, resisting positive and negative wind pressure caused by train periodicity Piston Action Wind, preventing from setting
The effects that safe for damage and support personnel.
Since the protective door setting in tunnel in orbit made by the Piston Action Wind of high intensity for a long time by side, the entire shop front
With, especially in case of fire, will also receive blast load impact, this will all cause protection door body be hit damage and fall off
To the risk of rail side.Therefore, it needs to carry out it very stringent impact experiment before the protective door application in tunnel, with inspection
Test impact resistance and the capability of antidetonance of tunnel protection door.
In the prior art, the impact experiment of protective door be typically using hydraulic hammer simulate load impact force come into
Row experiment, although this experimental method can the impact-resistant performance of test safety door to a certain extent, the impact of this method
Apart from short, can not effectively simulate the actual shock environment of protective door, thus the result precision of simulation test is poor, reliability compared with
It is low；Although proposing a kind of impact test apparatus in patent application CN 201410616702.2, by the way that convertible quality is arranged
Executing agency complete the impact test of test specimen, can simulate stress feelings of the test specimen by different degrees of load when to a certain extent
Condition, but its one side is not suitable for this relatively large test specimen of tunnel protection door, on the other hand can not effectively simulate different stress
Stressing conditions under situation need to simulate its mounting condition in tunnel when testing along with tunnel protection door, to obtain most
Close to the test result of actual conditions, these, which are all above-mentioned apparatuses, effectively to realize, therefore, for existing tunnel protection
For door impact experiment, there is an urgent need for one kind can effectively simulating its work force environment and test result
The experimental rig of accuracy, accuracy.
Utility model content
For the disadvantages described above or Improvement requirement of the prior art, the utility model provides a kind of suitable for tunnel protection door
Impact experiment device, wherein carrying out modularized design and carrying out emulation peace to tunnel protection door by the way that module will be impacted
Dress, and magnetic force mechanism is set to realize the absorption and release of impact module, efficiently solving existing experimental rig can not effective mould
Quasi- protective door is practical be hit load the problem of, greatly promote the accuracy of tunnel protection door impact experiment and operable
Property.
To achieve the above object, the utility model provides a kind of impact experiment device suitable for tunnel protection door,
It is characterized in that,
Include for placing the test platform pedestal of tunnel protection door to be tested, being set to test platform pedestal quadrangle
It sentences and the emulation installs fixture of emulation clamping is carried out to the horizontal positioned tunnel protection door, is set to the test platform bottom
Seat top is for the impact module for carrying out impact experiment to the tunnel protection door, the adsorbable or release impact mould
The magnetic force component of block and the hoisting mechanism that the impact module progress position lifting can be driven；
The heavy lift platform for carrying the magnetic force component is provided at the top of the hoisting mechanism, it can be in the promotion
Position lifting is carried out under the driving of mechanism, is then driven the magnetic force component and is connected to described below the magnetic force component
It impacts module and carries out position lifting, the absorption after then lifting in place by the magnetic force module cancels to the impact module, from
And it completes to try the impact load for emulating the fixed tunnel protection door of clamping below by the impact module free-falling
It tests.
The magnetic force component includes magnetic force mechanism, lift lever and driving device as a further improvement of the utility model,；
Wherein,
The magnetic force mechanism matches connection by electromagnetic force with the impact module, described in being set at the top of it
Lift lever and connect with the driving device, the driving device realizes the lift lever lower end by driving the lift lever
The magnetic force mechanism carry out position lift adjustment.
The emulation installs fixture is divided into the test platform including four as a further improvement of the utility model,
The fixture unit of pedestal four corners, the fixture unit can in a certain range telescopic moving to adapt to the institute of different sizes
State the emulation locking of tunnel protection door.
The hoisting mechanism includes more hydraulic pressure support columns, the elevator as a further improvement of the utility model,
Structure includes more hydraulic pressure support columns, and the hydraulic pressure support column is vertically arranged to the side of the test platform pedestal, the weight
It promotes platform to be set to its top and vertical lifting can be carried out under its drive, to realize what the heavy lift platform carried
The impact module carries out vertical lifting to simulate the impact load under varying environment.
The hydraulic pressure support column of the hoisting mechanism is four as a further improvement of the utility model, and difference is vertical
Be set to the four corners of the test platform pedestal, to formed four directions hoisting mechanism, correspondingly, at the top of the weight
Promotion platform is tetragonal structure.
It opens the bottom that the top for impacting module corresponds to the magnetic force mechanism as a further improvement of the utility model,
Equipped with corresponding groove, for the magnetic force mechanism with its bottom is embedded in the impact module top groove and realizes the two
Accurate connection.
As a further improvement of the utility model, transition pad is equipped on tunnel protection door upper surface to be tested
Plate, with increase it is described impact module impact force tunnel protection door surface diffusional area, to simulate different stress feelings
The load situation that is hit under condition.
In general, have the above technical solutions conceived by the present invention are compared with the prior art, with following
Beneficial effect：
(1) the impact experiment device suitable for tunnel protection door of the utility model is used by that will impact module
Modularized design may be implemented the simulation of a variety of different type load such as weight, weight block, can more really simulate reality
The situation that is hit of tunnel protection door in operating mode, greatly promotes the accuracy and diversity of test data, is tunnel protection door
Research provides effective data supporting；
(2) the impact experiment device suitable for tunnel protection door of the utility model, by the way that magnetic force mechanism is arranged
Come realize impact module it is quick connection and release, impact module installation or release it is simple and easy to do, substantially increase experiment fill
The operability set, and lift lever is set to realize the adjusting of impact module position height on magnetic force mechanism, ensure impact mould
The position of centre of gravity of block is certain, realizes the test of many times of sustained height, reduces the test result error brought due to test platform,
Effectively improve the accuracy of experimental result；
(3) the impact experiment device suitable for tunnel protection door of the utility model emulates installation folder by setting
The emulation installation for having to realize tunnel protection door to be tested, true connection when simulation protective door is hit further carry
Risen the accuracy of test result, and emulate installs fixture can movable telescopic in a certain range, to adapt to different structure ruler
The emulation of very little protective door is installed, and is greatly improved the compatibility of experimental rig, is reduced the experiment of protective door impact experiment
Cost；
(4) the impact experiment device suitable for tunnel protection door of the utility model, impacts the impact distance of module
It can be adjusted by hoisting mechanism, along with the hydraulic pressure support column that hoisting mechanism uses has the characteristics that electrodeless adjustment, be increased
Add the adaptability of impact distance, the impact test under a variety of high environmentals can be simulated, it is anti-so as to significantly more efficient simulation
The true by load situation of door is protected, the reliability of test result is further ensured；
(5) the impact experiment device suitable for tunnel protection door of the utility model, can set in protective door surface cushion
Transition backing plate effectively simulates tunnel by adjusting the presence or absence of the thickness of transition backing plate, material and shape and control transition backing plate
Experimental enviroment when protective door is by a variety of impact conditions such as uniform shock, concentrfated load impacts, further improves experimental rig
Adaptability and compatibility, operation is simple, substantially reduces protective door and is hit the experimentation cost of loading test.
Description of the drawings
Fig. 1 is the overall structure master of the impact experiment device suitable for tunnel protection door in the utility model embodiment
View；
Fig. 2 is that the overall structure of the impact experiment device suitable for tunnel protection door in the utility model embodiment is bowed
View；
In all the appended drawings, same reference numeral indicates identical technical characteristic, specially：1. control mechanism, 2. is dynamic
Power apparatus, 3. transmission systems, 4. control circuits, 5. hoisting mechanisms, 6. heavy lift platforms, 7. driving devices, 8. lift levers, 9.
Magnetic force mechanism, 10. impact modules, 11. transition backing plates, 12. emulation installs fixtures, 13. driving mechanisms, 14. test platform pedestals,
15. tunnel protection door, 16. detecting systems.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only explaining this
Utility model is not used to limit the utility model.
As long as in addition, technical characteristic involved in the various embodiments of the present invention described below each other it
Between do not constitute conflict and can be combined with each other.
The overall structure of the impact experiment device suitable for tunnel protection door in the utility model embodiment is illustrated
Figure is as shown in Fig. 1~2, wherein Fig. 1 is the impact experiment device for being suitable for tunnel protection door in the utility model embodiment
Overall structure front view；Fig. 2 is the impact experiment device for being suitable for tunnel protection door in the utility model embodiment
Overall structure vertical view.
Further, as shown in fig. 1, the impact experiment suitable for tunnel protection door in a preferred embodiment
Device, whole is in cuboid framework structure, and bottom is provided with test platform pedestal 14, is used for tunnel protection door to be tested
15 are horizontally arranged thereon to carry out impact experiment, and the edge of test platform pedestal 14 is vertically provided with hoisting mechanism 5,
It is respectively arranged at the four corners of test platform pedestal 14 in a preferred embodiment, for the heavy lift platform 6 of branch support
And its vertical lifting is driven to move；Correspondingly, heavy lift platform 6 is arranged in the top of hoisting mechanism 5, below corresponding experiment
Tunnel protection door 15 on platform base 14 is mounted with impact module 10, for carrying out impact load examination to tunnel protection door 15
It tests.
Further, it is preferable to which the hoisting mechanism 5 in embodiment is made of four hydraulic pressure support columns, it is vertically provided at respectively
The four corners of test platform pedestal 14, the position close to every hydraulic pressure support column bottom are preferably provided with emulation installs fixture respectively
12, after tunnel protection door 15 to be tested is lain in a horizontal plane on test platform pedestal 14, by emulation installs fixture 12 by its four
Angle emulates locking and is mounted on test platform pedestal 14 respectively, to simulate in the form of its actual installation in tunnel；Certainly, it emulates
Installs fixture 12, which may be mounted on test platform pedestal 14, corresponds to 15 edge of tunnel protection door elsewhere, not only limits to
Emulation locking is carried out in 15 four corners of tunnel protection door in being arranged, as being located at horizontal positioned tunnel protection door 15 per a side
Middle part or other positions, to realize the emulation clamping to different parts such as doorframe, door body；It is further preferred that it is preferred that real
Apply emulation installs fixture 12 in example can the front and back telescopic moving on test platform pedestal 14, and can control into line displacement, with suitable
The emulation of tunnel protection door 15 of different size and specifications is answered to install.
Further, it is preferable to four hydraulic pressure support columns of hoisting mechanism 5 can be driven by driving mechanism 13 in embodiment, packet
Support column and lifting column are included, support column bottom is bonded with test platform pedestal 14, and lifting column is coaxially accommodated in support column
Electrodeless lifting internal and that vertical direction can be realized under the driving of driving mechanism 13 is fixed with effective, by heavy lift platform
6 are promoted to the height that can be arbitrarily promoted；It is further preferred that the side of each hydraulic pressure support column is respectively arranged with driving mechanism
13, to realize the accurate driving to each hydraulic pressure support column.
Further, it is preferable to the heavy lift platform 6 in embodiment is arranged at the top of lifting column, it is preferably four boxes
Frame structure forms square, and adjacent two stock by horizontal stock head and the tail overlap joint in a preferred embodiment as shown in Figure 2
To be fixedly connected at the top of its junction and support column after splicing, to realize the steady of heavy lift platform 6 and hoisting mechanism 5
It is solidly connected；It is further preferred that being horizontally arranged with weight branch in the middle part of two in the heavy lift platform 6 horizontal stocks being oppositely arranged
The middle part lower section of strut, ballast support bar is vertically provided with the lift lever 8 that can back and forth lift in the vertical direction；Further,
It is provided with driving device 7 on ballast support bar, is connect with one end of lift lever 8, and it is vertical reciprocal that lift lever 8 can be driven to carry out
Lifting；Further, the other end of lift lever 8 is connected with the upper end of magnetic force mechanism 9 and can drive 9 vertical lifting of magnetic force mechanism,
The lower end of magnetic force mechanism 9 is provided with impact module 10, impacts between module 10 and magnetic force mechanism 9 and realizes connection with electromagnetic force, from
And with the break-make of electromagnetic force come realize impact module 10 connection and detach, then realize impact module 10 to tunnel below
The impact experiment of protective door 15.
Further, impact module 10 is the adjustable Modular trial mechanism of weight, is preferably offered in top planes
The groove being adapted with 9 bottom of magnetic force mechanism, may make the bottom of magnetic force mechanism 9 to be embedded and realize and magnetic force mechanism 9
Accurate matching connection；It is further preferred that transition backing plate 11 is provided in the upper surface of tunnel protection door 15 to be tested, to divide
The impact force of impact module 10 is dissipated, increases tunnel protection door 15 and is hit the forced area of load, to simulate different stress rings
Impact load under border；It is further preferred that being provided with control mechanism 1 and power plant 2, pass through 4 He of control circuit respectively
Drive line 3 and connect with experimental rig, and then Control experiment device completes corresponding content of the test, and is provided with detecting system
16 connect with test platform pedestal 14 and are hit the data of load with acquiring tunnel protection door 15 to be tested.
15 impact experiment of tunnel protection door is carried out with the impact experiment device in the utility model embodiment
When, first tunnel protection door 15 to be tested is lain in a horizontal plane on test platform pedestal 14, adjusts emulation installs fixture 12 by tunnel
Four angles emulation clamping of road protective door 15 is fixed, and coordinates driving mechanism 13 that hoisting mechanism 5 is driven to work by power plant 2,
Then it completes to promote the position of heavy lift platform 6, be locked after being promoted to precalculated position；Then it opens magnetic force mechanism 9 and incites somebody to action
The impact correspondence of module 10 matches with magnetic force mechanism 9 to be connect, then controls impact module 10 by lift lever 8 by driving device 7
Exact position, impact module 10 setting locks afterwards in place；After the above process is completed, it can be needed to judge whether need according to test
It to be laid with transition pad plate 11 on tunnel protection door 15, magnetic force mechanism release impact module is then controlled by control mechanism 1
10, complete to the impact experiment of tunnel protection door 15, finally by detecting system 16 complete test data collection and by
Control system is analyzed, to complete the impact experiment of entire tunnel protection door 15.
As it will be easily appreciated by one skilled in the art that the above is only the preferred embodiment of the utility model only, not
To limit the utility model, any modification made within the spirit and principle of the present invention, equivalent replacement and change
Into etc., it should be included within the scope of protection of this utility model.
Claims (7)
1. a kind of impact experiment device suitable for tunnel protection door, which is characterized in that
Including being used to place the test platform pedestal (1) of tunnel protection door (15) to be tested, being set to the test platform pedestal
(1) four corners are to carry out the horizontal positioned tunnel protection door (15) emulation installs fixture (12), the setting of emulation clamping
For the impact module to the tunnel protection door (15) progress impact experiment above the test platform pedestal (1)
(10), adsorbable or release it is described impact module (10) magnetic force component and the impact module (10) can be driven into line position
Set the hoisting mechanism (5) of lifting；
It is provided with the heavy lift platform (6) for carrying the magnetic force component at the top of the hoisting mechanism (5), can be carried described
It rises and carries out position lifting under the driving of mechanism (5), then drive the magnetic force component and be connected to below the magnetic force component
The impact module (10) carry out position lifting, by the magnetic force module cancels to the impact module after then lifting in place
(10) absorption, it is anti-to emulating the fixed tunnel of clamping below to be completed by impact module (10) free-falling
Protect the impact experiment of door (15).
2. the impact experiment device according to claim 1 suitable for tunnel protection door, which is characterized in that the magnetic
Power component includes magnetic force mechanism (9), lift lever (8) and driving device (7)；Wherein,
The magnetic force mechanism (9) matches connection by electromagnetic force with the impact module (10), by being set at the top of it
The lift lever (8) and connect with the driving device (7), the driving device (7) is by driving the lift lever (8) to carry out reality
The magnetic force mechanism (9) of existing lift lever (8) lower end carries out position lift adjustment.
3. the impact experiment device according to claim 1 suitable for tunnel protection door, which is characterized in that described imitative
True installs fixture (12) includes four fixture units for being divided into test platform pedestal (1) four corners, the fixture unit
It telescopic moving can be locked in a certain range with the emulation for adapting to the tunnel protection door (15) of different sizes.
4. the impact experiment device described in any one of claim 1 to 3 suitable for tunnel protection door, feature
It is, the hoisting mechanism (5) includes more hydraulic pressure support columns, and the hydraulic pressure support column is vertically arranged to the test platform bottom
The side of seat (1), the heavy lift platform (6) is set to its top and can carry out vertical lifting under its drive, to real
The impact module (10) that the existing heavy lift platform (6) is carried carries out vertical lifting to simulate the impact under varying environment
Load.
5. the impact experiment device according to claim 4 suitable for tunnel protection door, which is characterized in that described to carry
The hydraulic pressure support column for rising mechanism (5) is four, is vertically arranged to the four corners of the test platform pedestal (1) respectively, to
Formed four directions hoisting mechanism (5), correspondingly, at the top of the heavy lift platform (6) be tetragonal structure.
6. the impact experiment device according to claim 2 suitable for tunnel protection door, which is characterized in that the punching
The top for hitting module (10) corresponds to the bottom of the magnetic force mechanism (9) and offers corresponding groove, for the magnetic force mechanism
(9) to realize the accurate connection of the two in described impact module (10) top groove of its bottom insertion.
7. the impact experiment device described in any one of claim 1 to 3 suitable for tunnel protection door, feature
It is, transition pad plate (11) is equipped on tunnel protection door (15) upper surface to be tested, to increase the impact module
(10) impact force tunnel protection door (15) surface diffusional area, to simulate the lotus that is hit under different stressing conditions
Carry situation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721736122.2U CN207816547U (en) | 2017-12-13 | 2017-12-13 | A kind of impact experiment device suitable for tunnel protection door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721736122.2U CN207816547U (en) | 2017-12-13 | 2017-12-13 | A kind of impact experiment device suitable for tunnel protection door |
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| Publication Number | Publication Date |
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| CN207816547U true CN207816547U (en) | 2018-09-04 |
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| CN201721736122.2U Active CN207816547U (en) | 2017-12-13 | 2017-12-13 | A kind of impact experiment device suitable for tunnel protection door |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106805A (en) * | 2017-12-13 | 2018-06-01 | 中铁第四勘察设计院集团有限公司 | A kind of impact experiment device suitable for tunnel protection door |
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2017
- 2017-12-13 CN CN201721736122.2U patent/CN207816547U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106805A (en) * | 2017-12-13 | 2018-06-01 | 中铁第四勘察设计院集团有限公司 | A kind of impact experiment device suitable for tunnel protection door |
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