CN203045974U - Retractable inner mold device of gas and smoke discharging pipelines - Google Patents
Retractable inner mold device of gas and smoke discharging pipelines Download PDFInfo
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- CN203045974U CN203045974U CN 201320033495 CN201320033495U CN203045974U CN 203045974 U CN203045974 U CN 203045974U CN 201320033495 CN201320033495 CN 201320033495 CN 201320033495 U CN201320033495 U CN 201320033495U CN 203045974 U CN203045974 U CN 203045974U
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- steel plate
- steel board
- mould device
- discharge duct
- smoke evacuation
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Abstract
The utility model discloses a retractable inner mold device of gas and smoke discharging pipelines. The retractable inner mold device comprises an upper arc steel board, a lower arc steel board, a left arc steel board and a right arc steel board, wherein the upper arc steel board, the lower arc steel board, the left arc steel board and the right arc steel board can be combined to be a circle or an ellipse. Reinforcing ribs are arranged on the inner sides of the upper arc steel board and the lower arc steel board, and left and right arc liner steel boards are arranged on the inner sides of the left arc steel board and the right arc steel board. Two ends of the reinforcing ribs are respectively connected with connection rods, and the other ends of the connection rods are fixedly connected with cushion blocks. The left and right arc liner steel boards are respectively connected with U-steel girders, and two ends of the U-steel girders are respectively and fixedly connected with the cushion blocks. A rotating shaft device and a brace rod device are arranged between the two U-steel girders, and two ends of the connection rods are respectively connected with the reinforcing ribs and the cushion blocks through shaft pin bolts and first casing pipes. The retractable inner mold device of the gas and smoke discharging pipelines is easy to manufacture, convenient to use, long in service life, and good in surface quality of produced pipelines.
Description
Technical field
The utility model relates to a kind of pipeline mould, particularly a kind of contractile pipeline mould.
Background technology
The internal mold of circle or oval-shaped smoke evacuation, exhaust, draining, blow-off line production generally all is the method production of adopting centrifuge centrifugal method, round steel pipe rotating method or iron sheet parcel steel loop at present, and all there is weak point in this several method.The pipeline wall thickness that the centrifuge centrifugal method is produced is inhomogeneous, can only be used for pile foundation and electric pole production; When the round steel pipe rotating method was produced, the friction for a long time of steel tube surface and concrete can make steel pipe walls attenuation distortion, and bigbore pipeline internal mold needs big power motor when rotating, be unfavorable for energy-conservation, and can not be for the production of oval pipeline; The method of iron sheet parcel steel loop generally is used for the production of small-sized or brachmorphy pipeline, and large-scale or microscler pipeline can't be produced.
In order to solve the deficiency that above method exists, the problem of moulding/demoulding difficulty in solving simultaneously, we have proposed a kind of contractile internal mould device in the patent No. is the patent of ZL201120136783.8, this device can not destroy the structure of product, after product reaches demoulding strength, the operation internal mold makes internal mold shrink, and can reduce the knockout press of product so greatly, improves surface quality of products.
This contractile internal mould device is the inside cavity of having formed a rectangle by four blocks of inner formwords that are articulated and connected, move around at screw mandrel by the motor-driven swivel nut, realize opening automatically and shrinking of internal mold, being articulated and connected of inner formword makes internal mold in use ceaselessly shrink and opens, can shorten service life, and the inside cavity of rectangle can only be produced the pipeline of rectangular enclosure, can't produce circle or oval pipeline.
The utility model content
For solving the problems of the technologies described above, the utility model provides a kind of collapsible smoke evacuation discharge duct internal mould device, can prolong internal mold service life to reach, can produce circle or oval pipeline, improve the purpose of pipe surface quality.
For achieving the above object, the technical solution of the utility model is as follows:
A kind of collapsible smoke evacuation discharge duct internal mould device, comprise capable of being combined circular or oval-shaped on, arc lower steel plate and a left side, right curved plate, on described, arc lower steel plate inboard is provided with reinforcement, a described left side, right curved plate inboard is provided with a left side, right arc lining steel plate, the two ends of described reinforcement link to each other with connecting rod respectively, the other end of described connecting rod is fixedlyed connected with cushion block, a described left side, right arc lining steel plate links to each other with the channel-section steel crossbeam respectively, fixedly connected with described cushion block respectively in the two ends of described channel-section steel crossbeam, be provided with rotating shaft device and brace apparatus between two blocks of channel-section steel crossbeams, the two ends of described connecting rod are connected with cushion block with described reinforcement with sleeve pipe one by the pivot pin bolt respectively.
Preferably, the die head of described internal mould device is that interior circle is outer square, and described die head comprises two steel plates, is filled with sealing rubber strip between described steel plate.
Preferably, be provided with the arc rubber blanket between described left and right curved plate and the described left and right arc lining steel plate.
Preferably, be provided with the liner band iron between described left and right arc lining steel plate and the described channel-section steel crossbeam.
Preferably, described rotating shaft device comprises positive and negative tooth screw mandrel and sleeve pipe two.
Preferably, described brace apparatus comprises positive and negative tooth nut and pin.
Pass through technique scheme, the collapsible smoke evacuation discharge duct internal mould device that the utility model provides comprises four curved plates, the contraction that realizes curved plate by rotating shaft device and brace apparatus with open, thereby can realize the demoulding smoothly, circular or oval pipeline inner wall smooth, little, simple to operate, the low cost of manufacture of wall thickness deflection of producing, simultaneously, adopt pivot pin bolt and sleeve pipe one to realize being connected of connecting rod and reinforcement and cushion block, can prolong the service life of internal mold.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, will do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below.
Fig. 1 a is the die head stereogram of the disclosed collapsible smoke evacuation discharge duct internal mould device of the utility model embodiment;
Fig. 1 b is the horizontal section schematic diagram of Fig. 1 a;
Fig. 1 c is the A-A generalized section of Fig. 1 a;
Fig. 2 a is the view of internal mold when opening;
View when Fig. 2 b is the internal mold contraction;
Fig. 3 a is A-A generalized section among Fig. 2 a;
Fig. 3 b is B-B generalized section among Fig. 2 b.
The specific embodiment
Below in conjunction with the accompanying drawing among the utility model embodiment, the technical scheme among the utility model embodiment is clearly and completely described.
The utility model provides a kind of collapsible smoke evacuation discharge duct internal mould device, and the state when this internal mold opens and shrinks is seen Fig. 2 a and Fig. 2 b, this internal mould device long service life, and the inner-walls of duct of producing is smooth, and wall thickness deflection is little, and is simple to operate, low cost of manufacture.
Described collapsible smoke evacuation discharge duct internal mould device, comprise capable of being combined circular or oval-shaped on, arc lower steel plate 1 and a left side, right curved plate 2, on, arc lower steel plate 1 inboard is provided with reinforcement 3, a left side, right curved plate 2 inboards are provided with a left side, right arc lining steel plate 4, the two ends of reinforcement 3 link to each other with connecting rod 5 respectively, the other end of connecting rod 5 is fixedlyed connected with cushion block 6, a left side, right arc lining steel plate 4 links to each other with channel-section steel crossbeam 7 respectively, fixedly connected with cushion block 6 respectively in the two ends of channel-section steel crossbeam 7, be provided with rotating shaft device 8 and brace apparatus 9 between two blocks of channel-section steel crossbeams 7, the two ends of connecting rod 5 are connected with cushion block 6 with reinforcement 3 with sleeve pipe 1 by pivot pin bolt 10 respectively, a left side, right curved plate 2 and a left side, be provided with arc rubber blanket 12 between the right arc lining steel plate 4, can prevent that slurry from overflowing a left side in mould, be provided with liner band iron 13 between right arc lining steel plate 4 and the channel-section steel crossbeam 7.
With reference to figure 1a, 1b and 1c, the die head of internal mould device is that interior circle is outer square, and die head comprises two steel plates 14, is filled with sealing rubber strip 15 between steel plate 14, can avoid concrete slurry outflow when casting.
As Fig. 3 a and Fig. 3 b, rotating shaft device 8 comprises positive and negative tooth screw mandrel 81 and sleeve pipe 2 82, brace apparatus 9 comprises positive and negative tooth nut 91 and pin 92, sleeve pipe 2 82 can come travelling backwards to send at positive and negative tooth screw mandrel 81, can drive the rotation of positive and negative tooth nut 91 and pin 92, thereby make connecting rod 5 rotate, simultaneously, channel-section steel crossbeam 7 is moved, and realizes opening automatically and shrinking of internal mold.
Positive and negative tooth screw mandrel 81 also shakes handle 16 with proficiency and is connected, so that carry out manual operations, when pipeline strength reached setting value, rotation manual rocking handle 16 shrank internal mold, and the finished product pipeline is easy to just can be pulled out.
The collapsible smoke evacuation discharge duct internal mould device that the utility model provides comprises four curved plates, the contraction that realizes curved plate by rotating shaft device and brace apparatus with open, thereby can realize the demoulding smoothly, circular or oval pipeline inner wall smooth, little, simple to operate, the low cost of manufacture of wall thickness deflection of producing, simultaneously, adopt pivot pin bolt and sleeve pipe one to realize being connected of connecting rod and reinforcement and cushion block, can prolong the service life of internal mold.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be apparent concerning those skilled in the art, and defined General Principle can realize under the situation that does not break away from spirit or scope of the present utility model in other embodiments herein.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the wideest scope consistent with principle disclosed herein and features of novelty.
Claims (6)
1. collapsible smoke evacuation discharge duct internal mould device, it is characterized in that, comprise capable of being combined circular or oval-shaped on, arc lower steel plate and a left side, right curved plate, on described, arc lower steel plate inboard is provided with reinforcement, a described left side, right curved plate inboard is provided with a left side, right arc lining steel plate, the two ends of described reinforcement link to each other with connecting rod respectively, the other end of described connecting rod is fixedlyed connected with cushion block, a described left side, right arc lining steel plate links to each other with the channel-section steel crossbeam respectively, fixedly connected with described cushion block respectively in the two ends of described channel-section steel crossbeam, be provided with rotating shaft device and brace apparatus between two blocks of channel-section steel crossbeams, the two ends of described connecting rod are connected with cushion block with described reinforcement with sleeve pipe one by the pivot pin bolt respectively.
2. a kind of collapsible smoke evacuation discharge duct internal mould device according to claim 1 is characterized in that, the die head of described internal mould device is that interior circle is outer square, and described die head comprises two steel plates, is filled with sealing rubber strip between described steel plate.
3. a kind of collapsible smoke evacuation discharge duct internal mould device according to claim 1 is characterized in that, is provided with the arc rubber blanket between described left and right curved plate and the described left and right arc lining steel plate.
4. a kind of collapsible smoke evacuation discharge duct internal mould device according to claim 1 is characterized in that, is provided with the liner band iron between described left and right arc lining steel plate and the described channel-section steel crossbeam.
5. a kind of collapsible smoke evacuation discharge duct internal mould device according to claim 1 is characterized in that described rotating shaft device comprises positive and negative tooth screw mandrel and sleeve pipe two.
6. a kind of collapsible smoke evacuation discharge duct internal mould device according to claim 1 is characterized in that described brace apparatus comprises positive and negative tooth nut and pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320033495 CN203045974U (en) | 2013-01-23 | 2013-01-23 | Retractable inner mold device of gas and smoke discharging pipelines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320033495 CN203045974U (en) | 2013-01-23 | 2013-01-23 | Retractable inner mold device of gas and smoke discharging pipelines |
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| Publication Number | Publication Date |
|---|---|
| CN203045974U true CN203045974U (en) | 2013-07-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320033495 Expired - Fee Related CN203045974U (en) | 2013-01-23 | 2013-01-23 | Retractable inner mold device of gas and smoke discharging pipelines |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103847023A (en) * | 2014-03-19 | 2014-06-11 | 朱德红 | Improved fume channel vibration casting machine |
| CN103934897A (en) * | 2013-01-23 | 2014-07-23 | 苏州千瑞机电科技有限公司 | Shrinkable smoke and gas exhaust pipeline inner mold device |
| CN110303594A (en) * | 2019-06-24 | 2019-10-08 | 浙江中民筑友科技有限公司 | A kind of combined type tubulose prefabricated-member mould |
| CN111571805A (en) * | 2020-04-10 | 2020-08-25 | 黄华 | Movable pouring equipment for tubular prefabricated parts |
-
2013
- 2013-01-23 CN CN 201320033495 patent/CN203045974U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103934897A (en) * | 2013-01-23 | 2014-07-23 | 苏州千瑞机电科技有限公司 | Shrinkable smoke and gas exhaust pipeline inner mold device |
| CN103847023A (en) * | 2014-03-19 | 2014-06-11 | 朱德红 | Improved fume channel vibration casting machine |
| CN110303594A (en) * | 2019-06-24 | 2019-10-08 | 浙江中民筑友科技有限公司 | A kind of combined type tubulose prefabricated-member mould |
| CN110303594B (en) * | 2019-06-24 | 2021-02-12 | 浙江安居筑友科技有限公司 | Combined tubular prefabricated part mold |
| CN111571805A (en) * | 2020-04-10 | 2020-08-25 | 黄华 | Movable pouring equipment for tubular prefabricated parts |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| DD01 | Delivery of document by public notice | ||
| DD01 | Delivery of document by public notice |
Addressee: Suzhou Qianduan Electromechanical Technology Co.,Ltd. Document name: Notification to Pay the Fees |
|
| 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: 20130710 Termination date: 20170123 |