CN217552676U - Mandrel supporting device and mandrel - Google Patents

Abstract

The utility model relates to a building mould technical field provides a mandrel strutting arrangement and mandrel. The core mold supporting device includes: a support; the at least three supporting pieces are distributed along the circumferential direction of the support and are respectively movably connected with the support; and the driving mechanism is arranged on the support and connected with the at least three support pieces, and can drive the support pieces to move along the direction close to and far away from the support. The core mould supporting device substantially replaces an internal inflatable supporting body, can play a role of supporting and jacking the external inflatable core mould, reduces the using amount of the inflatable supporting body, can solve the problem of material waste, is more convenient to assemble and disassemble the inflatable supporting body, and does not generate the problem that the internal inflatable supporting body is bonded with the external inflatable core mould. The integral accumulated deformation of the inflatable supporting body can not be too large, the inflatable supporting body on the outer side can be propped against, and the problem that the displacement of concrete into the cavity is too large is avoided.

Description

Mandrel supporting device and mandrel

Technical Field

The utility model relates to a building mould technical field especially relates to a mandrel strutting arrangement and mandrel.

Background

In the prior art, when a horizontal type cavity column is used, an inflatable support (such as an air bag) is generally required to be filled in the cavity and then pouring is carried out, so that the inflatable support supports the gravity and lateral pressure of concrete, and a cavity is formed in the cavity column.

However, this method requires a plurality of inflatable supports, resulting in a serious waste of materials and time and labor for assembly and disassembly. Meanwhile, the inflatable supporting bodies on the inner side and the outer side are easy to bond, so that the inflatable supporting bodies are difficult to remove. When the quantity of inflatable support body is more, the accumulated deflection is great, leads to the concrete to too big to the displacement volume in the cavity, and the shaping effect is unsatisfactory.

Therefore, how to solve the problem of using an excessive number of inflatable supports in the casting process is a technical problem that needs to be solved urgently by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model provides a core mould strutting arrangement and core mould for solve and use the too much defect of quantity of aerifing the core mould pouring the in-process, realize reducing the effect of pouring the used core mould of aerifing.

The utility model provides a core mould strutting arrangement, include:

a support;

the at least three supporting pieces are distributed along the circumferential direction of the support and are respectively movably connected with the support;

and the driving mechanism is arranged on the support and connected with the at least three supporting pieces, and can drive the supporting pieces to move in the direction close to and far away from the support.

According to the utility model provides a pair of core mould strutting arrangement, actuating mechanism includes sharp actuating mechanism, sharp actuating mechanism's stiff end with the support is connected, sharp actuating mechanism's removal end with support piece connects.

According to the utility model provides a pair of core mould strutting arrangement, linear driving mechanism's stiff end includes the electro-magnet, linear driving mechanism's removal end includes the permanent magnet, and the electro-magnet with the permanent magnet sets up relatively.

According to the utility model provides a core mould strutting arrangement, the actuating mechanism still includes three elastic component at least; each support member is connected with a first end of the corresponding elastic member, and a second end of each elastic member is connected with the support.

According to the utility model provides a pair of core mould strutting arrangement, actuating mechanism still includes at least three uide bushing, every the elastic component set up in corresponding in the uide bushing.

According to the utility model provides a pair of core mould strutting arrangement, actuating mechanism still includes at least three guide post, every support piece is through corresponding the guide post with correspond the first end of elastic component is connected, every the guide post can stretch into and stretch out the uide bushing.

According to the utility model provides a pair of core mould strutting arrangement, the device is still including holding in the palm, set up in on the support, it is used for being connected with the reinforcing bar to hold in the palm.

According to the utility model provides a core mould strutting arrangement, actuating mechanism includes the same with support piece quantity and one-to-one cylinder, hydro-cylinder or electric jar, the cylinder, the hydro-cylinder or the electric jar set up in the support, the cylinder, the hydro-cylinder or the output of electric jar is connected with the support piece;

or the driving mechanism comprises lead screws which are the same in number with the supporting pieces and correspond to the supporting pieces one by one, the first ends of the lead screws are rotatably connected with the supporting seats, and the second ends of the lead screws are in threaded fit with the supporting pieces.

The utility model also provides a mandrel, including a plurality of inflatable support body and as above mandrel strutting arrangement, it is a plurality of inflatable support body follows mandrel strutting arrangement's circumference distributes.

According to the utility model provides a pair of mandrel, mandrel strutting arrangement's quantity sets up to at least two.

The utility model provides a mandrel strutting arrangement, when using, mandrel strutting arrangement puts into the steel reinforcement cage. And then installing an inflatable support body in the reinforcement cage, and driving the support piece to abut against the inflatable support body positioned outside the core mold support device by using a driving mechanism. And finally pouring.

With such an arrangement, the core mold supporting device substantially replaces the inner inflatable supporting body, and can support and push the outer inflatable supporting body tightly. So, reduced the use amount of inflatable support body, can solve the extravagant problem of material to the dismouting to inflatable support body is more convenient. Since the internal inflatable support body is omitted, the problem that the internal inflatable support body is bonded with the external inflatable support body is avoided. Because the quantity of the inflatable supporting bodies is reduced, the integral accumulated deformation of the inflatable supporting bodies cannot be overlarge, and the supporting pieces can effectively support the inflatable supporting bodies on the outer sides, so that the problem that the displacement of concrete to the cavity is overlarge can be effectively avoided.

Further, the utility model provides a mandrel owing to contained the utility model provides a mandrel strutting arrangement has just also contained all advantages of mandrel strutting arrangement's the aforesaid simultaneously.

Drawings

In order to more clearly illustrate the technical solutions of the present invention or the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural diagram of a first core mold supporting device provided in an embodiment of the present invention;

FIG. 2 is an isometric view of the view shown in FIG. 1;

fig. 3 is a schematic view showing a use state of the core mold supporting means shown in fig. 1;

fig. 4 is a schematic structural diagram of a second core mold supporting device provided in an embodiment of the present invention

Fig. 5 is the axonometric view of hollow post when the embodiment of the utility model provides an adopt mandrel strutting arrangement to pour hollow post.

Reference numerals:

1. a support; 2. a support member; 3. an electromagnet; 4. a permanent magnet; 5. an elastic member; 6. a lead screw; 7. a drive shaft; 8. a drive bevel gear; 9. a driven bevel gear; 10. a guide post; 11. a guide sleeve; 12. reinforcing steel bars; 13. supporting; 14. a hollow column; 15. an inflatable support; 16. bottom concrete; 17. side concrete; 18. and (7) top concrete.

Detailed Description

To make the objects, technical solutions and advantages of the present invention clearer, the drawings of the present invention are combined to clearly and completely describe the technical solutions of the present invention, and obviously, the described embodiments are some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

A core mold supporting device provided in an embodiment of the present invention will be described with reference to fig. 1 to 5.

Specifically, the core mold supporting device includes a holder 1, a support 2, and a driving mechanism.

Wherein, support piece 2 sets up to at least three, and at least three support piece 2 distributes along the circumference of support 1, at least three support piece 2 respectively with support 1 swing joint. For example, the support 2 may be provided as a support plate.

The driving mechanism is arranged on the support 1 and connected with the at least three support members 2, and the driving mechanism can drive the at least three support members 2 to move in the direction close to and away from the support 1.

The embodiment of the utility model provides an in the mandrel strutting arrangement who provides, when using, the mandrel strutting arrangement puts into the steel reinforcement cage. And then installing an inflatable supporting body 15 in the reinforcement cage, and driving the supporting piece 2 to abut against the inflatable supporting body 15 positioned outside the core mold supporting device by using a driving mechanism. And finally pouring.

In this way, the core mold support device can substantially replace the inner inflatable support body 15 and can support and urge the outer inflatable support body 15. Thus, the amount of use of the inflatable support body 15 is reduced, the problem of material waste can be solved, and the inflatable support body 15 can be more conveniently disassembled and assembled. Since the inner air-inflated support body 15 is omitted, the problem that the inner air-inflated support body 15 is bonded to the outer air-inflated support body 15 does not occur. Because the number of the inflatable supporting bodies 15 is reduced, the accumulated deformation of the whole inflatable supporting body 15 is not too large, and the supporting piece 2 can effectively support the inflatable supporting body 15 at the outer side, so that the problem of too large displacement of concrete into the cavity can be effectively avoided.

The embodiment of the utility model provides an in still provide a method of pouring of cavity post based on mandrel strutting arrangement.

Specifically, the casting method includes steps 100 to 600.

And step 100, installing an outer side mold of the cavity column, and placing a reinforcement cage.

And step 200, pouring bottom surface concrete 16. Referring to fig. 3, the bottom concrete 16 of the cavity post is poured.

And 300, placing the core mold supporting device into a reinforcement cage. The number of the core mold supporting means may be determined according to the length of the hollow column 14 to be cast.

Alternatively, as shown in fig. 3, the support 1 may be supported on the reinforcing bars 12. Since the bottom surface concrete 16 is poured, there is no need to provide the inflatable supporting bodies 15 on the bottom surface, so that the number of the supporting members 2 of the core mold supporting means can be set to three, and the three supporting means face the top surface concrete 18 and the two side surface concretes 17, respectively. Alternatively, the number of the support members 2 of the core mold support means may be set to four, three of the support members 2 facing the top concrete 18 and the two side concretes 17, respectively, and the other support member 2 may be supported to the bottom concrete 16. Alternatively, the number of the supports 2 of the core mold support device may be five, wherein three supports 2 face the top concrete 18 and two side concretes 17, respectively, and the other two supports 2 face the junction of the top concrete 18 and two side concretes 17, respectively, for abutting against the inflatable supports 15 at the two corners of the top of the hollow column 14.

Step 400, installing the inflatable support body 15, and using the core mold supporting device to support the inflatable support body 15. Referring to fig. 3 and 5, the inflatable supports 15 are installed in the reinforcement cage, and the inflatable supports 15 are arranged outside the core mold support device and are supported against the inflatable supports 15 outside by the support member 2.

Step 500, casting top concrete 18 and two side concrete 17. Referring to fig. 3, the top concrete 18 and the two side concretes 17 of the cavity column are cast.

And step 600, removing the inflatable supporting body 15 and the core mold supporting device.

The method for casting the cavity pillar is implemented based on the core mold supporting device, and accordingly all the advantages of the core mold supporting device are included, and the description is omitted.

Referring to fig. 1-3, in some embodiments provided by the present disclosure, the drive mechanism includes a linear drive mechanism. The fixed end of the linear driving mechanism is connected with the support, and the moving end of the linear driving mechanism is connected with the support.

For example, the number of linear drive mechanisms is the same as the number of support members 2 and corresponds to one. The moving end of each linear driving mechanism is connected with the corresponding supporting piece 2, and the fixed ends of all the linear driving mechanisms are connected with the support 1.

So set up, actuating mechanism's simple structure, the big batch manufacturing of the mandrel strutting arrangement of being convenient for.

Referring to fig. 3, in some embodiments provided by the present invention, the fixed end of the linear driving mechanism includes an electromagnet 3, the movable end of the linear driving mechanism includes a permanent magnet 4, and the electromagnet 3 is disposed opposite to the permanent magnet 4.

When the support member 15 needs to be supported, the electromagnet 3 can be electrified to enable the electromagnet 3 and the permanent magnet 4 to repel each other, so that the permanent magnet 4 drives the support member 2 to support the support member 15. After the pouring is finished, a reverse current can be introduced to the electromagnet 3, so that the electromagnet 3 and the permanent magnet 4 are mutually attracted, and the support piece 2 is separated from the inflatable support body 15. It should be noted that the current commutation may be implemented by a circuit in the prior art, which is not the focus of the discussion herein and is not described herein again.

Referring to fig. 1, in some embodiments of the present invention, the core mold supporting means further includes at least three elastic members 5.

Each support member 2 is connected to a first end of a respective spring member 5, and a second end of each spring member 5 is connected to the support 1. The elastic member 5 serves to drive the supporting member 2 in a direction approaching the stand 1. For example, the elastic member 5 may be provided as a tension spring.

After the pouring is finished, the electromagnet 3 can be directly powered off, and the support piece 2 is separated from the inflatable support body 15 under the driving action of the elastic piece 5. So set up, can make support piece 2 and inflatable support body 15 break away from under the effect of elastic component 5, need not to set up the circuit module that is used for controlling the electric current switching-over, and need not to make support piece 2 and inflatable support body 15 break away from through electric power, can reach reduce cost, improve the effect of reliability.

Referring to fig. 1, in some embodiments provided by the present disclosure, the driving mechanism further includes at least three guide sleeves 11, and each elastic member is disposed in the corresponding guide sleeve 11. With this arrangement, the elastic member 5 is hidden in the guide sleeve 11, so that the structure of the core mold supporting device is more compact, the elastic member 5 can be guided, and the displacement of the elastic member 5 is prevented.

In some embodiments of the present invention, the driving mechanism further comprises at least three guide posts 10, each support member is connected with the first end of the corresponding elastic member 5 through the corresponding guide post 10, and each guide post 10 can extend into and out of the guide sleeve. The guide post 10 is slidably engaged with the guide sleeve 11, so that the support member 2 can slide toward and away from the base 1.

So set up, support piece 2 is simpler with the connection structure of support 1 to can play the effect to support piece 2 direction through guide post 10 and uide bushing 11 are mutually supported, prevent support piece 2 skew.

In some embodiments provided herein, the core mold supporting means further comprises a support bracket 13. The support bracket 13 is arranged on the support 1, and the support bracket 13 is used for connecting with the reinforcing steel bar 12. For example, the bracket 13 may be provided at the bottom of the holder 1 and fixed to the reinforcing bars 12 by means of a screw fastener connection to prevent the core mold supporting means from being displaced during casting.

In some embodiments provided by the present invention, the driving mechanism includes the same and one-to-one cylinder, oil cylinder or electric cylinder as the supporting members. The air cylinder, the oil cylinder or the electric cylinder is arranged on the support 1, and the output end of the air cylinder, the oil cylinder or the electric cylinder is connected with the support piece 2.

So set up, actuating mechanism's compact structure, convenient to use.

Referring to fig. 4, in some embodiments of the present invention, the driving mechanism includes the same number of screws 6 as the supporting members 2 and corresponding to one another.

The first end of the screw 6 is rotatably connected with the support 1 and the second end of the screw 6 is in threaded engagement with the support 2. Through rotating lead screw 6, lead screw 6 and the displacement of support piece 2 can be driven in support piece 2 screw-thread fit to the tight supporter 15 that aerifys in top.

So set up, because the thread pair between lead screw 6 and support piece 2 has the auto-lock effect for in the support process, lead screw 6 can not produce relative displacement with support piece 2, thereby can provide more stable holding power for aerifing supporter 15.

Referring to fig. 4, in some embodiments provided by the present invention, the driving mechanism further includes a transmission shaft 7, a driving bevel gear 8, and a driven bevel gear 9.

The transmission shaft 7 is rotatably connected with the support 1, and the drive bevel gear 8 is fixedly sleeved on the transmission shaft 7.

The number of the driven bevel gears 9 is the same as that of the lead screws 6, the driven bevel gears 9 correspond to the lead screws 6 one by one, the driven bevel gears 9 are sleeved on the lead screws 6, and each driven bevel gear 9 is meshed with the driving bevel gear 8.

The driving transmission shaft 7 rotates, the driving wheel drives the driving bevel gears 8 to rotate, and the driving bevel gears 8 are meshed with all the driven bevel gears 9 simultaneously to drive all the driven bevel gears 9 to rotate. Each driven bevel gear 9 drives the corresponding lead screw 6 to rotate, so that the lead screw 6 can drive the corresponding support 2 to displace. So set up, rotate through drive transmission shaft 7, can drive all support piece 2 displacements, use convenient and fast more.

The utility model provides an in some embodiments, actuating mechanism still includes driving motor, and driving motor's output shaft and 7 transmission of transmission shaft are connected. The transmission shaft 7 is driven to rotate by the driving motor, so that time and labor are saved.

The embodiment of the utility model provides an in still provide a mandrel for producing cavity post.

Specifically, the core mold includes a plurality of inflatable supports 15 and the core mold support device as described in the above embodiment. A plurality of air-inflated support bodies 15 are distributed along the circumferential direction of the core mold support means.

It should be noted that the core mold including the core mold supporting means also includes all the advantages of the core mold supporting means, which will not be described herein again.

In some embodiments of the present invention, the number of the core mold supporting means is set to at least two. The inflatable support body 15 can be provided with a better supporting effect by providing at least two core mold supporting means.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.

Claims (10)

1. A core mold support apparatus, comprising:

a support;

the at least three supporting pieces are distributed along the circumferential direction of the support and are respectively movably connected with the support;

and the driving mechanism is arranged on the support and connected with the at least three supporting pieces, and can drive the supporting pieces to move along the direction close to and far away from the support.

2. The mandrel support apparatus as claimed in claim 1, wherein the driving mechanism includes a linear driving mechanism, a fixed end of the linear driving mechanism is connected with the holder, and a moving end of the linear driving mechanism is connected with the supporting member.

3. The core mold support device according to claim 2, characterized in that the fixed end of the linear driving mechanism includes an electromagnet, the moving end of the linear driving mechanism includes a permanent magnet, and the electromagnet is disposed opposite to the permanent magnet.

4. The mandrel support device of claim 3 wherein the drive mechanism further comprises at least three elastic members; each support member is connected with a first end of the corresponding elastic member, and a second end of each elastic member is connected with the support.

5. The core mold support device according to claim 4, wherein the driving mechanism further comprises at least three guide sleeves, each of the elastic members being disposed in the corresponding guide sleeve.

6. The core mold support device according to claim 5, wherein the driving mechanism further comprises at least three guide posts, each of the support members being connected to the first end of the corresponding elastic member through the corresponding guide post, each of the guide posts being capable of extending into and out of the guide sleeve.

7. The core support apparatus as claimed in any one of claims 1 to 6, further comprising a bracket provided on the support, the bracket being adapted to be connected to a reinforcing bar.

8. The core mold supporting device according to claim 1, wherein the driving mechanism includes air cylinders, oil cylinders, or electric cylinders, which are provided on the support, in the same number as the supporting members and correspond one to one, and output ends of the air cylinders, the oil cylinders, or the electric cylinders are connected to the supporting members;

or the driving mechanism comprises lead screws which are the same in number as the supporting pieces and correspond to the supporting pieces one by one, the first ends of the lead screws are rotationally connected with the supporting seats, and the second ends of the lead screws are in threaded fit with the supporting pieces.

9. A core mold comprising a plurality of air-inflated support bodies and the core mold support device as claimed in any one of claims 1 to 8, the plurality of air-inflated support bodies being distributed along a circumferential direction of the core mold support device.

10. The core mold according to claim 9, wherein the number of the core mold supporting means is set to at least two.

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