CN221442103U - Positioning and locking device - Google Patents
Positioning and locking device Download PDFInfo
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- CN221442103U CN221442103U CN202322934696.2U CN202322934696U CN221442103U CN 221442103 U CN221442103 U CN 221442103U CN 202322934696 U CN202322934696 U CN 202322934696U CN 221442103 U CN221442103 U CN 221442103U
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- positioning
- locking device
- connecting sleeve
- supporting
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- 238000000034 method Methods 0.000 abstract description 17
- 238000010276 construction Methods 0.000 abstract description 16
- 230000008569 process Effects 0.000 abstract description 12
- 239000011150 reinforced concrete Substances 0.000 abstract description 2
- 229910000831 Steel Inorganic materials 0.000 description 7
- 239000010959 steel Substances 0.000 description 7
- 239000004567 concrete Substances 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000009751 slip forming Methods 0.000 description 3
- 238000005266 casting Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009194 climbing Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000010720 hydraulic oil Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model belongs to the technical field of reinforced concrete silo slip form equipment, and particularly relates to a positioning and locking device. The utility model provides a tightening device composed of a positioning locking snap ring, a guiding connecting sleeve and a supporting base, and also provides a positioning pin shaft, wherein the positioning pin shaft is matched with the device through an inclined chute, so that the supporting screw rod is matched with the device in the up-and-down moving process, the supporting screw rod is fixed through fixing the supporting base, the working processes of separating lifting and lowering back supporting are realized, the complex operation procedure in the lifting process of a construction platform is greatly simplified, the supporting and lifting time of the operation platform is shortened, the labor cost is saved, the automatic fixing in the working process of the lifter is realized, the sliding mode construction process suitable for different engineering scales and different structural forms is provided, and the simplification of the flow is realized.
Description
Technical Field
The utility model belongs to the technical field of reinforced concrete silo slip form equipment, and particularly relates to a positioning and locking device.
Background
In the current silo slip form construction, an electric screw rod slip form lifting platform is characterized in that a special phi 48X3.5mm steel pipe supporting rod is arranged in cylinder wall concrete, pin shaft positioning holes are uniformly formed in the length of the steel pipe, when the silo concrete reaches the casting layer height, the platform lifts a casting layer construction height, then supporting screws are alternately lifted according to batches, positioning pins of screw rod bases are manually detached, and then the supporting screws are installed in pin shaft positioning holes in the supporting steel pipe, so that time and labor are wasted, and the operation cost is high.
Disclosure of utility model
The utility model provides a positioning locking device, which aims to solve the problems of time and labor waste and higher cost in the operation of an electric screw sliding mode lifting platform in the lifting process in the prior art.
In order to achieve the above purpose, the utility model proposes the following technical scheme:
a positioning and locking device comprises a guide connecting sleeve, a support base and two positioning pin shafts;
The guide connecting sleeve comprises two upper connecting plates, a connecting sleeve and two pairs of lower connecting plates, the connecting sleeve is a hollow cylinder, and the two upper connecting plates are symmetrically arranged above the hollow cylinder; the two pairs of lower connecting plates are symmetrically arranged below the hollow cylinder;
the support base is a cylinder, a first round hole is formed in the top of the support base, a second round hole is formed in the bottom of the support base, and the first round hole is connected with the second round hole; two positioning holes are symmetrically formed in the side face of the supporting base;
The positioning pin shaft comprises a moving part and an extending part, the extending part is arranged in the supporting base, and inclined sliding grooves are formed in two sides of the moving part;
The positioning pin shaft is connected with a pair of lower connecting plates of the guide connecting sleeve through an inclined chute;
The support base is arranged in the guide connecting sleeve.
Preferably, the device further comprises a positioning locking snap ring, wherein the positioning locking snap ring comprises a pair of snap ring main bodies, and each of the edge positions of the snap ring main bodies is provided with an ear plate;
The lug plates at two sides of the snap ring main body are respectively clamped and fixed with the upper connecting plates at two sides of the top of the guide connecting sleeve.
Preferably, the inclined chute is inclined at an angle of between 30 and 60 degrees.
Preferably, the side surface of the supporting base is also provided with two circular through holes.
Preferably, the two positioning holes comprise a first side hole and a second side hole, one inward end of the second side hole is connected with the side surface of the second round hole, and one outward extending end is connected with the first side hole;
The first side hole and the second side hole are round holes, and the diameter of the section of the first side hole is larger than that of the section of the second side hole.
Preferably, the extension part of the positioning pin shaft comprises a first extension section and a second extension section, the first extension section is a cylinder, the second extension section is a round table, one end of the cylinder is connected with the moving part, and the other end of the cylinder is connected with the round table;
The bottom surface size of the round platform is equivalent to the cross section size of the cylinder.
Preferably, the diameter of the top surface of the circular truncated cone is smaller than that of the second side hole.
Preferably, two lower connection plates of the pair of lower connection plates are parallel to each other.
Preferably, the diameter of the first round hole is larger than that of the second round hole.
Preferably, the lug plate is connected with the upper connecting plate through bolts.
The utility model has the advantages that:
According to the tightening device, the tightening device is composed of the positioning locking clamping ring, the guiding connecting sleeve and the supporting base, the supporting screw rod can be matched with the tightening device in the up-down moving process, the supporting screw rod is fixed through the fixing of the supporting base, the working processes of separating lifting and lowering back supporting are achieved, complex operation procedures in the lifting process of a construction platform are greatly simplified, the supporting and lifting time of the operation platform is shortened, and the labor cost is saved.
The utility model also provides a positioning pin shaft, which realizes automatic fixation in the working process of the elevator through the matching of the inclined chute and the device, provides a sliding mode construction process suitable for different engineering scales and different structural forms, and realizes the simplification of the flow.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the utility model. Attached at
In the figure:
FIG. 1 is a front view of a positioning and locking device in a locked operating state;
FIG. 2 is a side view of a positioning and locking device in a locked operating state;
FIG. 3 is a front view of the positioning and locking device in a disengaged condition;
FIG. 4 is a side view of the positioning and locking device in a disengaged condition;
FIG. 5-1 is a front view of a positioning locking collar;
FIG. 5-2 is a side view of a positioning locking collar;
FIG. 5-3 is a top view of the positioning locking collar; FIG. 6-1 is a front view of a guide connection sleeve;
FIG. 6-2 is a side view of a guide connection sleeve;
Fig. 6-3 is a top view of the guide connection sleeve;
FIG. 7-1 is a front view of a support base;
FIG. 7-2 is a side view of the support base;
FIG. 8-1 is a front view of a locating pin;
fig. 8-2 is a side view of a dowel pin.
Detailed Description
The utility model will be described in detail below with reference to the drawings in connection with embodiments. It should be noted that, without conflict, the embodiments of the present utility model and features of the embodiments may be combined with each other.
The following detailed description is exemplary and is intended to provide further details of the utility model. Unless defined otherwise, all technical terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the utility model.
Example 1:
Referring to fig. 1, the utility model provides a positioning and locking device, which comprises a positioning and locking clamp ring 1, a guiding connecting sleeve 2, a supporting base 3 and a connecting pin shaft 4;
As shown in fig. 5-1, 5-2 and 5-3, the positioning and locking snap ring 1 includes a pair of snap ring bodies 11; the snap ring main body 11 is a curved plate, the section of the curved plate is in a semicircular arc shape, each ear plate 12 is arranged at the edge of the snap ring main body 11, and round holes are formed in the ear plates 12; the two snap ring bodies 11 are connected by an ear plate 12, the ear plates 12 are connected by bolts 13, and the two snap ring bodies 11 form a hollow cylinder.
The positioning locking clamp ring 1 is fixed on a supporting screw of the screw lifter through clamping of the clamp ring main body 11.
As shown in fig. 6-1 and 6-2, the guide connecting sleeve 2 includes an upper connecting plate 21, a connecting sleeve 22 and a lower connecting plate 23; the connecting sleeve 22 is a hollow cylinder, two upper connecting plates 21 are arranged above the cylinder, and the upper connecting plates 21 are positioned at two ends of one diameter of the cylinder; two lower connecting plates 23 are arranged below the connecting sleeve 22 and at positions opposite to the upper connecting plates 21, the lower connecting plates 23 are parallel, and the upper connecting plates 21 are positioned on symmetry axes of the two lower connecting plates 23; the lower connecting plates 23 extend into the connecting sleeve 22, and a hollow structure is arranged between the two lower connecting plates 23; the part of the upper connecting plate 21 extending out of the upper connecting sleeve 22 is provided with a round hole for being matched with the lug plate 12 on the positioning locking clamping ring 1 to realize fixation, and the part of the lower connecting plate 23 extending out of the lower connecting sleeve 22 is provided with a round hole for being matched with a sliding groove on the connecting pin shaft 4 to realize automatic fixation of the device.
As shown in fig. 7-1 and 7-2, the support base 3 is a cylinder, a first round hole is arranged above the cylinder, a second round hole is arranged below the cylinder, symmetry axes of the first round hole, the second round hole and the support base are the same, the diameter of the first round hole is larger than that of the second round hole, and the second round hole penetrates through the first round hole; the support base 3 side is provided with two locating holes, the locating hole sets up relatively, comprises two cylindrical holes, including first side opening and second side opening, the side of second round hole is connected through the second side opening to first side opening, the size of first side opening is greater than the second side opening, the locating through hole is used for cooperating with locating pin 4.
The supporting base 3 is used for being matched with a supporting screw of a screw lifter in engineering.
As shown in fig. 8-1 and 8-2, the positioning pin 4 includes a moving portion and an extending portion, the extending portion includes a first extending section and a second extending section, the first extending section is a cylinder, the second extending section is a circular table, the cylinder is connected to the bottom surface of the circular table, the size of the bottom surface of the circular table is equal to the size of the section of the cylinder, and the diameter of the top surface of the circular table is smaller than the diameter of the second side hole; the side of the moving part is provided with a chute which is used for being matched with a round hole on the lower connecting plate 23.
The positioning locking clamp ring 1 clamps two upper connecting plates 21 on the guide connecting sleeve 2 through lug plates 12 on the clamp ring main body 11 respectively and is fixedly connected through bolts 13; the support base 3 is arranged in the guide connecting sleeve 2, the positioning pin shafts 4 are arranged in positioning through holes on two sides of the support base 3, the moving parts of the positioning pin shafts 4 are arranged between a pair of lower connecting plates 23, and the bolts pass through round holes on the lower connecting plates 23 and fall into sliding grooves on the side edges of the positioning pin shafts 4; when the positioning locking snap ring 1 ascends, the positioning pin shaft 4 moves outwards to be separated from the positioning through hole due to the movement of the sliding groove, and when the positioning locking snap ring 1 descends, the positioning pin shaft 4 moves inwards to press the positioning through hole, so that automatic positioning and locking are realized.
In a specific embodiment, the chute angle of the side surface of the moving part is optional, and is generally 30 to 60 degrees, for example, 45 degrees obliquely upward.
In a specific embodiment, the distance between the lower connecting plates is larger than the width of the moving part of the positioning pin 4.
In a specific embodiment, the side surface of the support base 3 is further provided with two circular through holes, the distances between the circular through holes and the two positioning holes are equal, the circle centers of the circular through holes and the positioning holes are on the same horizontal plane, and the circular through holes are used for fixing.
In a specific embodiment, the limiting distance of the positioning locking snap ring 1 when lifted upwards, the distance of the positioning pin shaft when displaced outwards and the distance of the lower end surface of the supporting screw rod when separated from the supporting base are all 14mm.
With reference to fig. 1 to 4, it can be seen that under the construction environment, the supporting screw of the screw lifter is downward, the positioning locking device is fixed on the supporting screw, at this time, the positioning pin 4 is disposed inside the supporting screw, the lower end surface of the supporting screw is pressed on the supporting base 3, and the supporting screw is in a working state.
When the concrete pouring reaches the height of the construction layer, the construction platform starts to lift up, the construction platform increases the height of one construction layer, and the supporting screw is still in a positioning and locking state.
After the construction platform is lifted in place, the supporting screw rod is lifted, and the positioning pins at the two sides can outwards displace under the action of the sliding grooves until the positioning pins are completely separated from the supporting steel pipe, and the lower end surface of the supporting screw rod is separated from the supporting base; the supporting screw is in an unloading state.
The supporting screw rod continues to ascend, and at the moment, the supporting screw rod is in an unloading state.
The supporting screw rod starts to fall back, the supporting base 3 generates descending resistance under the action of a spring, the descending guiding connecting sleeve 2 presses the positioning pin shaft 4, the positioning pin shaft 4 generates displacement towards the direction of the supporting base 3 and clings to the outer wall of the supporting steel pipe, and when the positioning pin shaft 4 descends to a hole site of the supporting steel pipe, the positioning pin shaft 4 enables the positioning pin shaft 4 to be inserted into a positioning hole of the supporting base 3 under the action of axial pressure and connected with the supporting base 3 and locked. At this time, the lower end face of the supporting screw rod is tightly pressed on the supporting base 3, when the supporting screw rod continuously descends to reach the set pressure value of the system, the operating system automatically stops, the lifting operation is completed, and the supporting screw rod is in a working state.
The elevators of all batches are operated sequentially according to the operation procedures, and the operation platform enters the next construction cycle after all the elevators are in place, so that the cycle construction procedures of automatic positioning, locking and separating climbing of the construction of the sliding mode operation platform on the engineering are realized.
Compared with the traditional sliding mode operation platform lifting system, the utility model has the following advantages:
the device is convenient to mount and dismount, simple to operate, time-saving, labor-saving, safe, reliable and easy to realize automatic control;
The automatic positioning and locking device for the screw lifter and the supporting screw base replaces the traditional hydraulic jacking system, avoids pollution of hydraulic oil to steel bars, concrete and construction environment, and reduces construction cost;
The components are standardized, can be used in a turnover way, and have high utilization rate and low amortization cost;
Easy production management, stable processing quality and reduced production cost. The storage and the transportation are convenient, and the transportation cost is saved;
the universality is strong, and the method is suitable for the slip form construction of different engineering scales and the slip form construction process of different structural forms;
It will be appreciated by those skilled in the art that the present utility model can be carried out in other embodiments without departing from the spirit or essential characteristics thereof. Accordingly, the above disclosed embodiments are illustrative in all respects, and not exclusive. All changes that come within the scope of the utility model or equivalents thereto are intended to be embraced therein.
Finally, it should be noted that: the above embodiments are only for illustrating the technical aspects of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the above embodiments, it should be understood by those of ordinary skill in the art that: modifications and equivalents may be made to the specific embodiments of the utility model without departing from the spirit and scope of the utility model, which is intended to be covered by the claims.
Claims (10)
1. The positioning and locking device is characterized by comprising a guide connecting sleeve, a support base and two positioning pin shafts;
The guide connecting sleeve comprises two upper connecting plates, a connecting sleeve and two pairs of lower connecting plates, the connecting sleeve is a hollow cylinder, and the two upper connecting plates are symmetrically arranged above the hollow cylinder; the two pairs of lower connecting plates are symmetrically arranged below the hollow cylinder;
the support base is a cylinder, a first round hole is formed in the top of the support base, a second round hole is formed in the bottom of the support base, and the first round hole is connected with the second round hole; two positioning holes are symmetrically formed in the side face of the supporting base;
The positioning pin shaft comprises a moving part and an extending part, the extending part is arranged in the supporting base, and inclined sliding grooves are formed in two sides of the moving part;
The positioning pin shaft is connected with a pair of lower connecting plates of the guide connecting sleeve through an inclined chute;
The support base is arranged in the guide connecting sleeve.
2. The positioning and locking device as set forth in claim 1 further comprising a positioning and locking snap ring, said positioning and locking snap ring comprising a pair of snap ring bodies, said snap ring bodies each having an ear plate at an edge thereof;
The lug plates at two sides of the snap ring main body are respectively clamped and fixed with the upper connecting plates at two sides of the top of the guide connecting sleeve.
3. A positioning and locking device as set forth in claim 1 wherein said diagonal chute is inclined at an angle of between 30 and 60 degrees.
4. A positioning and locking device as set forth in claim 1 wherein said support base is further provided with two circular through holes in its side surface.
5. The positioning and locking device as set forth in claim 1, wherein said two positioning holes each comprise a first side hole and a second side hole, an inward end of said second side hole being connected to a side surface of said second round hole, and an outward extending end being connected to said first side hole;
The first side hole and the second side hole are round holes, and the diameter of the section of the first side hole is larger than that of the section of the second side hole.
6. The positioning and locking device according to claim 5, wherein the extension part of the positioning pin comprises a first extension section and a second extension section, the first extension section is a cylinder, the second extension section is a round table, one end of the cylinder is connected with the moving part, and the other end of the cylinder is connected with the round table;
The bottom surface size of the round platform is equivalent to the cross section size of the cylinder.
7. A positioning and locking device as set forth in claim 6 wherein the diameter of the top surface of said circular table is smaller than the diameter of the second side opening.
8. A positioning and locking device as set forth in claim 1 wherein two of said pair of lower webs are parallel to each other.
9. A positioning and locking device as set forth in claim 1 wherein said first circular aperture has a diameter greater than a diameter of said second circular aperture.
10. A positioning and locking device as set forth in claim 2 wherein said ear plate is bolted to said upper web.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322934696.2U CN221442103U (en) | 2023-10-31 | 2023-10-31 | Positioning and locking device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322934696.2U CN221442103U (en) | 2023-10-31 | 2023-10-31 | Positioning and locking device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221442103U true CN221442103U (en) | 2024-07-30 |
Family
ID=92059589
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322934696.2U Active CN221442103U (en) | 2023-10-31 | 2023-10-31 | Positioning and locking device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221442103U (en) |
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2023
- 2023-10-31 CN CN202322934696.2U patent/CN221442103U/en active Active
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