CN203190898U - Pipe stopper of detonator - Google Patents
Pipe stopper of detonator Download PDFInfo
- Publication number
- CN203190898U CN203190898U CN 201320186519 CN201320186519U CN203190898U CN 203190898 U CN203190898 U CN 203190898U CN 201320186519 CN201320186519 CN 201320186519 CN 201320186519 U CN201320186519 U CN 201320186519U CN 203190898 U CN203190898 U CN 203190898U
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- CN
- China
- Prior art keywords
- detonator
- cock body
- shell
- annular seal
- pipe close
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- 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 - Lifetime
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Abstract
The utility model provides a pipe stopper of a detonator. The pipe stopper of the detonator comprises an annular flange, a stopper body and a detonator leg wire penetrating through the stopper body by virtue of the annular flange, wherein the pipe stopper of the detonator is inserted into a shell of the detonator and used for sealing the shell of the detonator, especially at least one annular sealing tapes are distributed on the stopper body, at least one annular sealing tapes are arranged between the outer wall of the stopper body and the inner wall of the shell of the detonator, and hardness of each annular sealing tape is less than the hardness of the stopper body. According to the technical scheme, when the shell of the detonator is sealed, an opening clamping device can be utilized for clamping an opening at a corresponding part of the shell of the detonator and the annular sealing tapes, as the hardness of each annular sealing tape is less than the hardness of the stopper body, after the annular sealing tapes are subjected to opening clamping, the annular sealing tapes are extruded between the shell of the detonator with larger hardness in radial direction of the stopper body, and the inner wall of the shell of the detonator and the outer wall of the stopper body are fitted closely, so that the leakproofness of the detonator can be improved by adopting a 'hard material (the shell)-soft material (the annular sealing tapes)-hard material (the stopper body)' sealing manner, and the detonator can be effectively prevented from being affected with damp.
Description
Technical field
The utility model relates to priming system manufacturing technology field, relates in particular to the improvement to the detonator pipe close.
Background technology
Existing electric cap or electric detonator comprise shell and pipe close usually, and the sealing of detonator is by to the shell of detonator with pipe close pushes or bayonet socket is realized.Therefore, the material of shell and pipe close directly affects the sealing effectiveness of detonator.The shell of existing electric cap or electric detonator adopts metal material to make usually, and the pipe close of existing detonator adopts flexible material to make usually, and there is following defective in this technical scheme:
When carrying out encapsulation process by the mode of extruding or bayonet socket, detonator shell and detonator pipe close deform under the effect of external force, be far longer than the hard material of making detonator shell owing to make the pushed limit of the flexible material of pipe close, therefore, this sealing means poor effect.In addition, owing to pipe close is made by flexible material, when by the way detonator being carried out encapsulation process, can make pipe close along it deformation take place axially along pipe close squeezing action power radially, make the pipe close entire length become big, diameter diminishes, and can have influence on the sealing of detonator equally.
Summary of the invention
The purpose of this utility model is to solve the defective of above-mentioned prior art, and a kind of detonator pipe close with positiver sealing is provided.
Technical purpose of the present utility model is achieved through the following technical solutions:
Detonator pipe close of the present utility model, comprise collar flange, cock body and run through the detonator payment to a porter of cock body via collar flange, the detonator pipe close inserts detonator shell, be used for the sealing detonator shell, especially, be distributed with at least one annular seal band on the above-mentioned cock body, the annular seal band is between the inwall of the outer wall of cock body and detonator shell, and the hardness of this annular seal band is less than the hardness of cock body.
When the detonator pipe close in the technique scheme was inserted detonator shell, the annular seal band on the cock body was between the inwall of the outer wall of cock body and detonator shell.When detonator shell is carried out encapsulation process, can utilize the bayonet socket device that bayonet socket is carried out at the detonator shell position corresponding with the annular seal band, thereby deformation take place in the radial direction of cock body in shell and annular seal band accordingly.Because the hardness of annular seal band is less than the hardness of cock body in the utility model, the annular seal band is after deformation, radial direction at cock body is compressed between the hardness bigger detonator shell and cock body, fit tightly with the inwall of detonator shell and the outer wall of cock body simultaneously, the sealing mode of this kind " hard material (shell)-soft material (annular seal band)-hard material (cock body) " can improve the sealing of detonator, prevents that effectively detonator from making moist.
Description of drawings
Fig. 1-1 comprises the structural representation of an annular seal band for detonator pipe close in the utility model;
Fig. 1-2 is the A-A profile of detonator pipe close among Fig. 1-1;
The structural representation of the detonator that Fig. 2-1 finishes for the detonator pipe close assembling that utilizes among Fig. 1-1 embodiment;
Fig. 2-2 is the B-B profile of detonator among Fig. 2-1;
Fig. 3 is the partial enlarged drawing of empty frame part in Fig. 2-2 illustrated embodiment;
Fig. 4-1 comprises the structural representation of two annular seal bands for detonator pipe close in the utility model;
Fig. 4-2 is the C-C profile of detonator pipe close among Fig. 4-1;
The structural representation of the detonator that Fig. 5-1 finishes for the detonator pipe close assembling that utilizes among Fig. 4-1 embodiment;
Fig. 5-2 is the D-D profile of detonator among Fig. 5-1;
Fig. 6 is the partial enlarged drawing of empty frame part in Fig. 5-2 illustrated embodiment;
Fig. 7 is trapezoidal enforcement schematic diagram for the axial section of annular seal band in the utility model;
Fig. 8 is the enforcement schematic diagram behind the middle detonator pipe close bayonet socket embodiment illustrated in fig. 7;
Fig. 9 is the axial section of annular seal band in the utility model enforcement schematic diagram triangular in shape;
Figure 10 is the enforcement schematic diagram behind the middle detonator pipe close bayonet socket embodiment illustrated in fig. 9;
Figure 11-1 is for being distributed with the enforcement schematic diagram of annular protrusion on the cock body in the utility model;
Figure 11-2 is the axial section of detonator pipe close among Figure 11-1;
Figure 12 is the enforcement schematic diagram of the axial section semicircular in shape of annular seal band in the utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments the technical solution of the utility model is described in further details.
Detonator pipe close 10 in the utility model shown in Fig. 1-1 and Fig. 1-2, comprises collar flange 12, cock body 14 and runs through the detonator payment to a porter 16 of cock body 14 via collar flange 12, and above-mentioned detonator pipe close 10 inserts detonator shells, is used for the sealing detonator shell.Among Fig. 1-1, be distributed with an annular seal band 18 on the cock body 14 of detonator pipe close 10, this annular seal band 18 is between the inwall of the outer wall of cock body 14 and detonator shell 20, and the hardness of annular seal band 18 is less than the hardness of cock body 14.
Be example with the pipe close 10 in Fig. 1-1 illustrated embodiment, when this pipe close 10 was inserted detonator shells 20, the annular seal band 18 on the cock body 14 was between the inwall of the outer wall of cock body 14 and detonator shell 20, referring to Fig. 2-1.When detonator shell 20 is carried out encapsulation process, can utilize the bayonet socket device that bayonet socket is carried out at detonator shell 20 and annular seal band 18 corresponding positions, thereby deformation takes place with annular seal band 18 in the radially F direction along cock body 14 in shell 20 accordingly, shown in Fig. 2-1 and 2-2.Behind the bayonet socket, the relation between cock body 14, annular seal band 18 and the shell 20 is referring to Fig. 3.Because the hardness of annular seal band 18 is less than the hardness of cock body 14 in the utility model, after annular seal band 18 stands deformation, be compressed between hardness bigger detonator shell 20 and the cock body 14 in the radially F direction along cock body 14, fit tightly with the inwall of detonator shell 20 and the outer wall of cock body 14 simultaneously, the sealing mode of this kind " hard material (shell 20)-soft material (annular seal band 18)-hard material (cock body 14) " can improve the sealing of detonator, prevents that effectively detonator from making moist.
Among the embodiment of Fig. 1-1～shown in Figure 3, annular seal band 18 along cock body axially, i.e. the length d of the A-A direction among Fig. 1-1
1Design less than the length d of cock body 14
2, as Figure 1-1, make things convenient for the carrying out of bayonet socket operation.
In addition, in the utility model, the external diameter of annular seal band 18 designs to such an extent that be not less than the diameter d of cock body 14
3, the inner diameter d of annular seal band
4Design less than the diameter d of cock body 14
3, shown in Fig. 1-2, this just makes annular seal band 18 embed in the cock body 14.When detonator is carried out encapsulation process, annular seal band 18 is subjected to along cock body radially after the squeezing action of F direction, because the hardness of annular seal band 18 is less than the hardness of cock body 14, cock body 14 can effectively limit ring-type band 18 along cock body axially (be among Fig. 1-1 A-A to) deformation takes place, just prevented that also pipe close integral body is along the axial deformation of pipe close, make detonator size Control in allowed limits, guaranteed the dimensional accuracy of detonator, thereby further improved the sealing of detonator.
For improving the sealing of detonator better, can be distributed with two annular seal bands 18 on the cock body of pipe close, shown in Fig. 4-1 and shown in Fig. 4-2.When the pipe close in the present embodiment is inserted detonator shell, can be by the dual bayonet socket of two annular seal bands 18 being realized the sealing to detonator, dual bayonet socket among this kind embodiment can further be guaranteed the sealing of detonator, and the state of detonator is shown in Fig. 5-1 and Fig. 5-2 behind the dual bayonet socket.By dual bayonet socket, the relation between cock body 14, annular seal band 18 and the shell 20 can be referring to Fig. 6.
Similarly, also can be distributed with a plurality of annular seal bands 18 in the utility model on the cock body 14 of pipe close, at this moment, can utilize the bayonet socket device that detonator is carried out multiple bayonet socket and handle, be conducive to strengthen the sealing effectiveness of detonator.
For reaching technical purpose of the present utility model, in Fig. 1-1 and Fig. 4-1 illustrated embodiment, annular seal band 18 along the detonator pipe close axially (A-A among Fig. 1-1 to and Fig. 4-1 in C-C to) rectangular, the state of pipe close part is referring to Fig. 3 or Fig. 6 behind the bayonet socket.Except above-mentioned implementation, in the utility model, but annular seal band 18 is along the axial section of detonator pipe close also semicircular in shape, trapezoidal or triangle, referring to Figure 12, Fig. 7 and shown in Figure 9.When section is trapezoidal or during triangle, the state of pipe close part is referring to Fig. 8 or shown in Figure 10 behind the bayonet socket, this dual mode can reach technical purpose of the present utility model equally.
In the utility model; can fit by the mode of pasting between annular seal band and the cock body; but; for guaranteeing that the annular seal band is connected with the reliable of pipe close; detonator pipe close in the utility model preferably adopts annular seal band and cock body injection moulding to form; be that the annular seal band forms one by injection molding way and cock body, the injection moulding mode preferably adopts double-shot moulding or quadric injection mould.
In the various embodiments described above, annular seal band 18 designs coaxially with cock body 14, adopts this kind mode, makes things convenient for the processing of detonator pipe close, also makes things convenient for simultaneously detonator is carried out encapsulation process.
In the utility model, for making things convenient for cooperating of cock body and shell, design the diameter of cock body to such an extent that be not more than the internal diameter of shell.Preferably, the diameter of cock body can be designed to such an extent that equal the internal diameter of shell, cooperate with shell closely thereby be conducive to cock body, after with the detonator bayonet socket, reach better sealing effectiveness.
In addition, for further facilitating the assembling of cock body and shell, make the detonator pipe close insert detonator shell quickly and accurately, also an end of cock body can be designed to taper, shown in Figure 11-1 and Figure 11-2, when cock body inserted detonator shell, an end tapered on the cock body was introduced into detonator shell, thereby play the effect of guiding, make things convenient for the assembling of detonator pipe close and detonator shell.
Also can be distributed with annular protrusion 22 on the cock body of detonator pipe close of the present utility model, shown in Figure 11-1 and Figure 11-2, the external diameter of this annular protrusion 22 designs to such an extent that be not less than, preferably be slightly larger than the internal diameter of detonator shell.After inserting cock body in the detonator shell, annular protrusion 22 forms interference fit with detonator shell, can be conducive to prevent that detonator pipe close and detonator shell break away from.
For further reaching technical purpose of the present utility model, annular seal band in the utility model detonator pipe close can adopt the injection mo(u)lding flexible material to make, for example injection mo(u)lding elastomeric material etc. specifically can be presented as the TPE(thermoplastic elastomer (TPE)), the TPU(TPUE), the TPR(thermoplastic elastomer) or the PVC(polyvinyl chloride) etc.
Cock body in the utility model can adopt the injection mo(u)lding hard material to make, and for example can be hard plastics or rigid rubber.Specifically, cock body can comprise the PC(Merlon) and/or ABS(acrylonitrile, butadiene and cinnamic copolymer), when implementing, cock body can only be made by PC, and namely the part by weight of PC is that the part by weight of 100%, ABS is 0%; Cock body also can only be made by ABS, and namely the part by weight of PC is that the part by weight of 0%, ABS is 100%; As preferred version, constitute in the material of cock body, the part by weight that the PC part by weight is chosen as 70%, ABS is chosen as 30%.In the utility model, constitute the material of cock body except can comprising PC and/or ABS, also can be constituted by other material, for example the PE(polyethylene), the PMMA(polymethyl methacrylate) or nylon etc.
Claims (11)
1. detonator pipe close comprises collar flange, cock body and runs through the detonator payment to a porter of described cock body via described collar flange, and described detonator pipe close inserts detonator shell, is used for the described detonator shell of sealing,
It is characterized in that,
Be distributed with at least one annular seal band on the described cock body, described annular seal band between the inwall of the outer wall of described cock body and described detonator shell,
The hardness of described annular seal band is less than the hardness of described cock body.
2. detonator pipe close according to claim 1 is characterized in that:
Described annular seal band is coaxial with described cock body.
3. detonator pipe close according to claim 1 is characterized in that:
Described annular seal band is along the axial length of the described cock body length less than described cock body.
4. according to claim 1,2 or 3 described detonator pipe closes, it is characterized in that:
The external diameter of described annular seal band is not less than the diameter of described cock body, and the internal diameter of described annular seal band is less than the diameter of described cock body.
5. detonator pipe close according to claim 4 is characterized in that:
Be distributed with two described annular seal bands on the described cock body.
6. according to claim 1,2,3 or 5 described detonator pipe closes, it is characterized in that:
Described annular seal band is along rectangular, semicircle, the trapezoidal or triangle of the axial section of described detonator pipe close.
7. detonator pipe close according to claim 6 is characterized in that:
Described annular seal band forms one by injection molding way and described cock body.
8. detonator pipe close according to claim 1 is characterized in that:
Be distributed with annular protrusion on the described cock body, the external diameter of described annular protrusion is slightly larger than the internal diameter of described detonator shell,
After described cock body inserted described detonator shell, described annular protrusion and described detonator shell formed interference fit.
9. according to claim 1 or 8 described detonator pipe closes, it is characterized in that:
One end of described cock body is tapered,
When described cock body inserted described detonator shell, an end tapered on the described cock body was introduced into described detonator shell.
10. detonator pipe close according to claim 1 is characterized in that:
Described annular seal band adopts the injection mo(u)lding flexible material to make.
11. according to claim 1 or 10 described detonator pipe closes, it is characterized in that:
Described cock body adopts the injection mo(u)lding hard material to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320186519 CN203190898U (en) | 2013-04-15 | 2013-04-15 | Pipe stopper of detonator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320186519 CN203190898U (en) | 2013-04-15 | 2013-04-15 | Pipe stopper of detonator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203190898U true CN203190898U (en) | 2013-09-11 |
Family
ID=49107751
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320186519 Expired - Lifetime CN203190898U (en) | 2013-04-15 | 2013-04-15 | Pipe stopper of detonator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203190898U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101268A (en) * | 2013-04-15 | 2014-10-15 | 北京北方邦杰科技发展有限公司 | Pipe stopper of detonator |
-
2013
- 2013-04-15 CN CN 201320186519 patent/CN203190898U/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104101268A (en) * | 2013-04-15 | 2014-10-15 | 北京北方邦杰科技发展有限公司 | Pipe stopper of detonator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP02 | Change in the address of a patent holder |
Address after: 100097 Beijing city Haidian District road Jin Yuan era business center A block 11F Patentee after: BEIJING BANGIUNION TECHNOLOGY DEVELOPMENT Co.,Ltd. Address before: 100085 Beijing city Haidian District East Road No. 1, block A Yingchuang power North Hall Room 601 Patentee before: BEIJING BANGIUNION TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170120 Address after: 100097 Beijing city Haidian District landianchang Road business center Jin Yuan era A block 11F Patentee after: BEIJING EBTECH TECHNOLOGY CO.,LTD. Address before: 100097 Beijing city Haidian District road Jin Yuan era business center A block 11F Patentee before: BEIJING BANGIUNION TECHNOLOGY DEVELOPMENT Co.,Ltd. |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20220129 Address after: 226141 Group 8, Lianyi village, Sijia Town, Haimen District, Nantong City, Jiangsu Province Patentee after: Nantong Weitian Electronic Technology Co.,Ltd. Address before: 100097 11F, block a, Jinyuan times business center, lantianchang East Road, Haidian District, Beijing Patentee before: BEIJING EBTECH TECHNOLOGY CO.,LTD. |
|
| TR01 | Transfer of patent right | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130911 |
|
| CX01 | Expiry of patent term |