CN206430839U - Crane beam counterforce device - Google Patents
Crane beam counterforce device Download PDFInfo
- Publication number
- CN206430839U CN206430839U CN201621236728.5U CN201621236728U CN206430839U CN 206430839 U CN206430839 U CN 206430839U CN 201621236728 U CN201621236728 U CN 201621236728U CN 206430839 U CN206430839 U CN 206430839U
- Authority
- CN
- China
- Prior art keywords
- fixed beam
- leading screw
- jaw block
- gear group
- motor worm
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model provides a kind of crane beam counterforce device, including fixed beam, is separately positioned on the leading screw at the fixed beam two ends and is slidably arranged in the motor worm and gear group at the fixed beam two ends respectively；The connecting plate for connecting force application mechanism is provided with the top of the fixed beam；The vertical fixed beam of each leading screw is simultaneously located in the fixed beam, and the end of each leading screw is provided with jaw block, each left leading screw of motor worm and gear group drive connection one；Two jaw blocks are oppositely arranged.The crane beam counterforce device has the advantages that design science, practical, simple in construction, time saving and energy saving, easy to adjust, simulation validity are high.
Description
Technical field
The utility model is related to a kind of counter-force test equipment of crane beam, specifically, relate to a kind of crane beam
Counterforce device.
Background technology
With China's rapid development of economy, office machinery, automaticity are improved constantly, and are looked forward to as indoor and outdoor industrial and mineral
The departments such as industry, steel chemical, railway traffic, port and pier and logistics turnover and the lifting handbarrow in place, portal formula rise
Heavy-duty machine plays more and more important effect in national product.Overhead and gantry cranes it is commonly used, on the one hand alleviate workman
Labor intensity, improves production efficiency, on the other hand to realizing that enterprise automation and modernization have played important function.It is existing
Crane beam includes girder and the I-steel being integrally installed in below girder, and overhead and gantry cranes are usually in girder when in use
A dolly is hung below I-steel, namely dolly is hung on girder I-steel, dolly is sagging to hang with electric block；By weight
After slinging, the carrying of weight is realized by movement of the dolly on I-steel.To ensure the safety used, it is necessary to girder I-shaped
The endurance of steel is tested, and mechanism for testing needs to adapt to the crane girder of different size specification.Current method of testing is all
It is to hang weight under girder I-steel to be tested, test device is complicated, cumbersome, takes time and effort.
In order to solve the problem of above is present, people are seeking a kind of preferable technical solution always.
Utility model content
The purpose of this utility model is in view of the shortcomings of the prior art, so as to provide a kind of design science, practical, knot
The crane beam counterforce device that structure is simple, time saving and energy saving, easy to adjust, simulation validity is high.
To achieve these goals, the technical scheme that the utility model is used is：A kind of crane beam counterforce device, bag
Fixed beam is included, the leading screw at the fixed beam two ends is separately positioned on and is slidably arranged in the motor snail at the fixed beam two ends respectively
Worm and gear group；The connecting plate for connecting force application mechanism is provided with the top of the fixed beam；Each leading screw is vertically described
Fixed beam is simultaneously located in the fixed beam, and the end of each leading screw is provided with jaw block, each motor worm gear snail
One leading screw of bar group drive connection；Two jaw blocks are oppositely arranged.
Based on above-mentioned, locking mechanism is respectively arranged between the motor worm and gear group and the fixed beam.
Based on above-mentioned, the end of the leading screw is provided with guide pad, and the guide pad basal sliding is provided with jaw block,
The jaw block is installed on the jaw block.
Based on above-mentioned, the position-limit mechanism for locking the jaw block is provided with the guide pad.
Based on above-mentioned, the position-limit mechanism is on the pull bar for being separately positioned on two guide pad bottoms, the pull bar
Screw thread is provided with, the pull bar two ends are respectively arranged with nut；The bottom of the jaw block is located on the pull bar respectively.
The utility model compared with the prior art have substantive distinguishing features and progress, specifically, the utility model by
Being slided in fixed beam sets left motor worm and gear group and right motor worm and gear group to adjust the width of counterforce device framework, leads to
Cross the interaction adjustment counterforce device of left motor worm and gear group and left leading screw and right motor worm and gear group and right leading screw
The height of framework, fully to adapt to the crane beam of different size specification, while by setting the left jaw block slidably adjusted
Seat and right jaw block be finely adjusted, further enhance the ease for use of the counterforce device, its have design science, it is practical,
Simple in construction, time saving and energy saving, the easy to adjust, advantage that simulation validity is high.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1. fixed beam；2. left motor worm and gear group；3. right motor worm and gear group；4. left leading screw；5. right silk
Thick stick；6. left jaw block；7. right jaw block；8. connecting plate；9 I-steel.
Embodiment
Below by embodiment, the technical solution of the utility model is described in further detail.
A kind of crane beam counterforce device, including fixed beam, the leading screw and difference that are separately positioned on the fixed beam two ends
The motor worm and gear group at the fixed beam two ends is slidably arranged in, as shown in figure 1, the two ends of the fixed beam 1 are respectively arranged with
Left leading screw 4, right leading screw 5 and left motor worm and gear group 2 and the right motor worm gear being slidably arranged in respectively in the fixed beam 1
Worm screw group 3；The top of the fixed beam 1 is provided with the connecting plate 8 for connecting force application mechanism；The left leading screw 4 is vertical described
Fixed beam 1 is simultaneously located in the fixed beam 1, and the end of the left leading screw 4 is provided with left jaw block 6, the left motor worm gear
Left leading screw 4 described in the drive connection of worm screw group 2, when the left motor worm and gear group 2 is slided in the fixed beam 1, drives institute
Left leading screw 4 or the right leading screw 5 is stated to slide in the fixed beam 1,；The vertical fixed beam 1 of the right leading screw 5 is simultaneously located in
In the fixed beam 1, the end of the right leading screw 5 is provided with right jaw block 7, the right drive connection of motor worm and gear group 3
The right leading screw 5, when the right motor worm and gear group 3 is slided in the fixed beam 1, drives the right leading screw 5 described
Slided in fixed beam 1；The left jaw block 6 and the right jaw block 7 are oppositely arranged.
In practice, existing worm gear is respectively adopted in the left motor worm and gear group 2 and the right motor worm and gear group 3
Worm screw group, between left the motor worm and gear group 2 and the fixed beam 1, the right motor worm and gear group 3 and the fixation
Locking mechanism is respectively arranged between beam 1, the locking mechanism is existing locking mechanism, in the present embodiment, in the left motor
Worm and gear group 2 or the right motor worm and gear group 3 are moved to after correct position, using screw by the left motor worm gear snail
Bar group 2 or the right motor worm and gear group 3 are pressed in the fixed beam 1.
Specifically, using a gantry frame as support, the top lower section of gantry frame is vertically arranged with a hydraulic cylinder,
The crane beam counterforce device is fixedly connected on the hydraulic rod end of hydraulic cylinder by the connecting plate 8；By crane beam
Two ends are propped, and the test position of crane beam is placed in below gantry frame.When specifically used, by the left motor worm gear snail
Bar group 2 and the right motor worm and gear group 3 are adjusted to the two ends of the fixed beam 1 respectively, while in the left motor worm gear
Under the driving effect of worm screw group 2 and the right motor worm and gear group 3, the fixed beam 1 is adjusted to the left leading screw 4 and institute
The top of right leading screw 5 is stated, the counter-force test frame that the left leading screw 4, the right leading screw 5 and the fixed beam 1 are constituted is adjusted
It is whole to arrive maximum, then the counter-force test frame is socketed on crane beam, namely crane beam is through the counter-force test
In framework, the left motor worm and gear group 2 and the right motor worm and gear group 3 are adjusted afterwards sliding in the fixed beam 1
It is dynamic, the left jaw block 6 and the right jaw block 7 is pressed on respectively on the I-steel 9 of crane beam bottom, then by described
The effect of left motor worm and gear group 2 and the right motor worm and gear group 3, makes the relatively described He of left leading screw 4 of the fixed beam 1
The right leading screw 5 is moved down, and is finally pressed in the top of crane beam.By the fixed beam 1, the left jaw block 6 and institute
State right jaw block 7 to be all adjusted to after correct position, the left motor worm and gear group 2 and right 3 points of the motor worm and gear group
Do not locked with the fixed beam 1, the left motor worm and gear group 2 and the left leading screw 4 and the right motor worm and gear
Group 3 and the right difference of leading screw 5 mutually locking, start hydraulic cylinder, downward pressure is acted on the fixed beam 1 by hydraulic stem
On, and then the left jaw block 6 and the right jaw block 7 produce a downward pressure to I-steel 9, so that fully simulation is hung
The downward pulling force that the dolly being located on I-steel 9 is produced to I-steel 9；According to the size of hydraulic cylinder applying power, so as to complete
Counter-force test to crane beam.In practice, in addition to force detecting device, such as hydraulic cylinder displacement transducer, for measuring liquid
The force size of cylinder pressure.
Preferably, to further facilitate regulation, while changing the left jaw block 6 and the right jaw block 7, institute for convenience
The end for stating left leading screw 4 is provided with left guide pad, and the left guide pad basal sliding is provided with left jaw block, the left jaw
Block 6 is installed on the left jaw block；The end of the right leading screw 5 is provided with right guide pad, and the right guide pad bottom is slided
Dynamic to be provided with right jaw block, the right jaw block 7 is installed on the right jaw block.By the left leading screw 4 and the right side
Leading screw 5 is adjusted to after correct position, if the position of the left jaw block 6 and the right jaw block 7 is not also especially suitable, can be with
By adjusting the position of the left jaw block and the right jaw block respectively on the left guide pad and the right guide pad
Put, so that the left jaw block 6 and the right position suitable of jaw block 7.
In practice, the locking left jaw block and institute are respectively arranged with the left guide pad and on the right guide pad
State the position-limit mechanism of right jaw block.
In other embodiments, the position-limit mechanism is to be separately positioned on the left guide pad and the right guide pad bottom
Pull bar, be provided with screw thread on the pull bar, the pull bar two ends are respectively arranged with nut；The bottom of the left jaw block and
The bottom of the right jaw block is located on the pull bar respectively.The counter-force test frame constitutes closed frame, it is ensured that machine
Structure intensity.In use, first backing out the nut on one side, the pull bar is removed；The left jaw block and the right jaw block are arrived
Behind position, then the pull bar inserted, and be tightened in the bolt on the left jaw block and the right jaw block.
Finally it should be noted that:Above example is only to illustrate the technical solution of the utility model rather than it is limited
System；Although the utility model is described in detail with reference to preferred embodiment, those of ordinary skill in the art should
Understand：Still embodiment of the present utility model can be modified or some technical characteristics are equally replaced
Change；Without departing from the spirit of technical solutions of the utility model, it all should cover in the claimed technical scheme of the utility model
Among scope.
Claims (5)
1. a kind of crane beam counterforce device, it is characterised in that：Including fixed beam, it is separately positioned on the silk at the fixed beam two ends
Thick stick and the motor worm and gear group for being slidably arranged in the fixed beam two ends respectively；
The connecting plate for connecting force application mechanism is provided with the top of the fixed beam；
The vertical fixed beam of each leading screw is simultaneously located in the fixed beam, and the end of each leading screw is provided with pincers
Buccal mass, each described one leading screw of motor worm and gear group drive connection；
Two jaw blocks are oppositely arranged.
2. crane beam counterforce device according to claim 1, it is characterised in that：The motor worm and gear group with it is described
Locking mechanism is respectively arranged between fixed beam.
3. crane beam counterforce device according to claim 1 or 2, it is characterised in that：The end of the leading screw is provided with
Guide pad, the guide pad basal sliding is provided with jaw block, and the jaw block is installed on the jaw block.
4. crane beam counterforce device according to claim 3, it is characterised in that：Locking institute is provided with the guide pad
State the position-limit mechanism of jaw block.
5. crane beam counterforce device according to claim 4, it is characterised in that：The position-limit mechanism is to be separately positioned on
Screw thread is provided with the pull bar of two guide pad bottoms, the pull bar, the pull bar two ends are respectively arranged with nut；It is described
The bottom of jaw block is located on the pull bar respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236728.5U CN206430839U (en) | 2016-11-18 | 2016-11-18 | Crane beam counterforce device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621236728.5U CN206430839U (en) | 2016-11-18 | 2016-11-18 | Crane beam counterforce device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206430839U true CN206430839U (en) | 2017-08-22 |
Family
ID=59589067
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621236728.5U Expired - Fee Related CN206430839U (en) | 2016-11-18 | 2016-11-18 | Crane beam counterforce device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206430839U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644216A (en) * | 2016-11-18 | 2017-05-10 | 河南省特种设备安全检测研究院 | Counterforce device of crane beam |
-
2016
- 2016-11-18 CN CN201621236728.5U patent/CN206430839U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644216A (en) * | 2016-11-18 | 2017-05-10 | 河南省特种设备安全检测研究院 | Counterforce device of crane beam |
| CN106644216B (en) * | 2016-11-18 | 2024-02-20 | 河南省特种设备检验技术研究院 | Crane Liang Fanli device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170822 Termination date: 20211118 |