Ignition test device for electric exploder

Abstract

The invention discloses an electric detonator ignition test device, which relates to the technical field of electric detonators and comprises an outer cylinder, a bottom plate, a shell flange, a top cover provided with a cable through hole and a lining structure, wherein one end of the outer cylinder is connected with the bottom plate, and the other end of the outer cylinder is connected with the shell flange; the top cover is connected with a shell flange; the lining structure comprises a lining bottom plate and a lining cylinder; the lining bottom plate is arranged at the upper end of the bottom plate, and the lining cylinder is arranged on the inner side of the outer cylinder; during testing, the electric detonator and the equipment to be tested are both placed in a testing cavity formed by the lining structure and the top cover, one end of the ignition cable is connected with the electric detonator, and the other end of the ignition cable penetrates through the cable through hole. According to the invention, the lining structure is additionally arranged in the shell, so that the charge output power of the electric detonator can be effectively limited in the internal space of the shell, and the damage to a test device or a test site is avoided.

Description

Technical Field

[0001] The present application relates to the technical field of electric detonators, and in particular to an electric detonator ignition test device. Background Art

[0002] Electric detonators are small, sensitive explosive components that contain explosives. When stimulated by very little electrical energy, they will release high-power energy after burning or exploding once, achieving certain chemical, physical or mechanical effects. Electric detonators are often used as the starting element in weapon and ammunition systems.

[0003] During the development, design verification, batch acceptance, and overall testing of electric detonators, ignition tests are required to verify their performance. When an electric detonator ignites, energy is released rapidly, and high-temperature and high-pressure combustion products are generated, which may cause the electric detonator to explode or break, or even produce fragments, causing damage to the test device or test site. Summary of the invention

[0004] The purpose of the present application is to provide an electric detonator ignition test device, which can effectively limit the output power of the electric detonator charge to its internal space by adding an inner lining structure in the shell, thereby avoiding damage to the test device or test site.

[0005] To achieve the above-mentioned purpose, the present application provides an electric detonator ignition test device, comprising: an outer tube, a bottom plate, a shell flange, a top cover provided with a cable through hole and an inner lining structure; wherein, one end of the outer tube is connected to the bottom plate, and the other end of the outer tube is connected to the shell flange; the top cover is connected to the shell flange; the inner lining structure comprises: an inner bottom plate and an inner lining tube; the inner bottom plate is arranged at the upper end of the bottom plate, and the inner lining tube is arranged on the inner side of the outer tube; during the test, the electric detonator and the equipment to be tested are placed in the test cavity formed by the inner lining structure and the top cover, one end of the ignition cable is connected to the electric detonator, and the other end of the ignition cable passes through the cable through hole.

[0006] As above, the housing flange is located outside the other end of the outer cylinder, and the upper end of the housing flange is flush with the other end of the outer cylinder.

[0007] As above, wherein a plurality of through holes are provided on the top cover.

[0008] As above, the top cover includes: a first cover body and a second cover body; wherein a first semicircular hole is provided on one side of the first cover body; a plurality of through holes are provided close to the first semicircular hole; a second semicircular hole is provided on one side of the second cover body; a plurality of through holes are provided close to the second semicircular hole; when assembled, one side of the first cover body is docked with one side of the second cover body, and the first semicircular hole and the second semicircular hole are aligned to form a cable through hole; the other side of the first cover body and the other side of the second cover body are both connected to the shell flange.

[0009] As above, wherein the first cover body is a semicircular cover body, the second cover body is a semicircular cover body, and the diameter of the first cover body is equal to the diameter of the second cover body; the first semicircular hole is located at the center of the first cover body; the second semicircular hole is located at the center of the second cover body; during assembly, the diameter of the first cover body is butted against the diameter of the second cover body, and the first semicircular hole is aligned with the second semicircular hole, thereby forming a cable through hole; the arc of the first cover body and the arc of the second cover body are both connected to the shell flange.

[0010] As above, wherein a plurality of first bolt holes are arranged on the first cover body, and the plurality of first bolt holes are arranged at even intervals around the first semicircular hole as the center; the bolts are connected to the shell flange through the first bolt holes; a plurality of second bolt holes are arranged on the second cover body, and the plurality of second bolt holes are arranged at even intervals around the second semicircular hole as the center; the bolts are connected to the shell flange through the second bolt holes.

[0011] As above, there are three first bolt holes, and one first bolt hole is set in the middle position of the arc of the first cover body, and the other two first bolt holes are respectively set at both ends of the arc of the first cover body; there are three second bolt holes, and one second bolt hole is set in the middle position of the arc of the second cover body, and the other two second bolt holes are respectively set at both ends of the arc of the second cover body.

[0012] As above, the plurality of through holes are located between the cable through hole, the plurality of first bolt holes and the plurality of second bolt holes, and the plurality of through holes are evenly spaced to form a regular octagonal through hole matrix.

[0013] As above, wherein the lining structure is made of polytetrafluoroethylene, plastic or nylon.

[0014] As above, the outer cylinder, the bottom plate, the shell flange and the top cover are all made of metal materials.

[0015] The beneficial effects achieved by this application are as follows:

[0016] (1) The electric detonator ignition test device of the present application adds an inner lining structure inside the shell composed of an outer tube, a bottom plate and a top cover, which can effectively limit the output power of the electric detonator charge within the test chamber, thereby avoiding damage to the test device or the test site.

[0017] (2) During the test, the multiple through holes in the electric initiator ignition test device of the present application can effectively reduce the impact of high-temperature and high-pressure gas on the external environment. In addition, the multiple through holes in the electric initiator ignition test device of the present application can also be used to visually observe the electric initiator test situation.

[0018] (3) In the electric detonator ignition test device of the present application, the inner lining structure is made of polytetrafluoroethylene, plastic or nylon, which has a protective and regulating effect on the output power of the electric detonator charge.

[0019] (4) In the electric detonator ignition test device of the present application, the outer tube, bottom plate, shell flange and top cover are all made of metal materials. Adding an inner lining structure inside the metal shell can better limit the output power of the electric detonator charge within the test chamber, thereby avoiding damage to the test device or test site. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments recorded in the present application. For ordinary technicians in this field, other drawings can also be obtained based on these drawings.

[0021] Figure 1 It is a structural schematic diagram of an embodiment of an electric initiator ignition test device;

[0022] Figure 2 The figure is a schematic structural diagram of an embodiment of a top cover. DETAILED DESCRIPTION

[0023] The following is a clear and complete description of the technical solutions in the embodiments of the present invention in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work are within the scope of protection of the present invention.

[0024] like Figure 1 As shown, the present application provides an electric initiator ignition test device, comprising: an outer tube 1, a bottom plate 2, a shell flange 3, a top cover 4 provided with a cable through hole 41, and an inner lining structure 5. Among them, one end of the outer tube 1 is connected to the bottom plate 2, and the other end of the outer tube 1 is connected to the shell flange 3; the top cover 4 is connected to the shell flange 3; the inner lining structure 5 includes: an inner bottom plate 51 and an inner lining tube 52; the inner bottom plate 51 is arranged at the upper end of the bottom plate 2, and the inner lining tube 52 is arranged on the inner side of the outer tube 1; during the test, the electric initiator and the equipment to be tested are placed in the test cavity 6 formed by the inner lining structure 5 and the top cover 4, one end of the ignition cable is connected to the electric initiator, and the other end of the ignition cable passes through the cable through hole 41.

[0025] Specifically, by adding the lining structure 5 inside the shell composed of the outer tube 1 , the bottom plate 2 and the top cover 4 , the output power of the electric detonator charge can be effectively limited within the test cavity 6 .

[0026] Among them, the specific connection method between the ignition cable and the electric detonator, as well as the specific setting method and test method between the electric detonator and the equipment to be tested can be achieved by using existing technologies, so they will not be described in detail.

[0027] Furthermore, the specific position of the shell flange 3 is set according to actual conditions. The present application preferably has the shell flange 3 located outside the other end of the outer tube 1 , and the upper end of the shell flange 3 is flush with the other end of the outer tube 1 , so as to facilitate the installation of the top cover 4 .

[0028] Furthermore, the top cover 4 and the shell flange 3 are detachably connected or fixedly connected. The present application preferably uses a detachable connection to facilitate installation and disassembly.

[0029] Furthermore, a plurality of through holes 42 are provided on the top cover 4 .

[0030] Specifically, the specific number of through holes 42 is set according to actual conditions. During the test, the multiple through holes 42 can effectively reduce the impact of high-temperature and high-pressure gas on the external environment. In addition, the multiple through holes 42 can also be used to visually observe the test of the electric initiator.

[0031] Furthermore, the specific shape of the top cover 4 is set according to actual conditions, and the present application preferably provides that the top cover 4 is a circular top cover.

[0032] Further, as an embodiment, the top cover 4 is an integrated structure.

[0033] Further, as another embodiment, the top cover 4 is a separate structure. The top cover 4 includes: a first cover body 43 and a second cover body 44; wherein, a first semicircular hole 431 is provided on one side of the first cover body 43; a plurality of through holes 42 are provided close to the first semicircular hole 431; a second semicircular hole 441 is provided on one side of the second cover body 44; a plurality of through holes 42 are provided close to the second semicircular hole 441. During assembly, one side of the first cover body 43 is butted against one side of the second cover body 44, and the first semicircular hole 431 and the second semicircular hole 441 are aligned, thereby forming a cable through hole 41; the other side of the first cover body 43 and the other side of the second cover body 44 are both connected to the housing flange 3.

[0034] Specifically, the top cover 4 is configured as a separate structure, which facilitates the other end of the ignition cable to pass through the cable through hole 41 during assembly, and also facilitates the staff to install or remove the top cover 4.

[0035] Further, such as Figure 2As shown, the first cover body 43 is a semicircular cover body, the second cover body 44 is a semicircular cover body, and the diameter of the first cover body 43 is equal to the diameter of the second cover body 44; the first semicircular hole 431 is located at the center of the first cover body 43; the second semicircular hole 441 is located at the center of the second cover body 44; when assembled, the diameter of the first cover body 43 is connected to the diameter of the second cover body 44, and the first semicircular hole 431 and the second semicircular hole 441 are aligned to form a cable through hole 41; the arc of the first cover body 43 and the arc of the second cover body 44 are both connected to the shell flange 3.

[0036] Specifically, the specific shapes of the first cover body 43 and the second cover body 44 are set according to actual conditions. The present application preferably configures: the first cover body 43 and the second cover body 44 are both semicircular cover bodies, but are not limited to semicircular cover bodies, and can also be rectangular cover bodies, triangular cover bodies or irregular cover bodies and other shaped covers. The present application preferably configures a semicircular cover body.

[0037] The diameter of the first cover 43 is equal to or different from the diameter of the second cover 44, as long as the first semicircular hole and the second semicircular hole can be aligned, and the first cover 43 and the second cover 44 can cover the housing flange 3. The present application preferably has the diameter of the first cover 43 and the diameter of the second cover 44 equal to facilitate alignment during assembly.

[0038] Furthermore, a plurality of first bolt holes 432 are provided on the first cover body 43 , and the plurality of first bolt holes 432 are evenly spaced around the first semicircular hole 431 ; bolts are connected to the housing flange 3 through the first bolt holes 432 .

[0039] Specifically, the first cover 43 and the housing flange 3 are not limited to being connected by bolts. In this application, bolt connection is preferred for easy installation and removal. The specific number of the first bolt holes 432 is set according to actual conditions. In this application, three are preferred.

[0040] The specific location of the first bolt hole 432 is set according to actual conditions. The present application preferably has: when there are three first bolt holes 432, one first bolt hole 432 is set in the middle of the arc of the first cover body 43, and the other two first bolt holes 432 are respectively set at both ends of the arc of the first cover body 43, which can improve the installation stability.

[0041] Furthermore, the second cover body 44 is provided with a plurality of second bolt holes 442 , which are evenly spaced around the second semicircular hole 441 ; the bolts are connected to the housing flange 3 through the second bolt holes 442 .

[0042] Specifically, the second cover 44 and the housing flange 3 are not limited to being connected by bolts. The present application preferably uses bolts for easy installation and removal. The specific number of the second bolt holes 442 is set according to actual conditions. The present application preferably uses three.

[0043] The specific location of the second bolt hole 442 is set according to the actual situation. The present application preferably has: when there are three second bolt holes 442, one second bolt hole 442 is set in the middle of the arc of the second cover body 44, and the other two second bolt holes 442 are respectively set at both ends of the arc of the second cover body 44, which can improve the installation stability.

[0044] Furthermore, the plurality of through holes 42 are located between the cable through hole 41, the plurality of first bolt holes 432 and the plurality of second bolt holes 442, and the plurality of through holes 42 are evenly spaced to form a regular octagonal through hole matrix, but are not limited to a regular octagonal through hole matrix. The present application preferably uses a regular octagonal through hole matrix, and the cable through hole 41 is located at the center of the regular octagonal through hole matrix.

[0045] Furthermore, the diameter of the through hole 42 is smaller than the diameter of the cable through hole 41 , so that the electric detonator and the equipment to be tested can be confined within the test chamber 6 of the electric detonator ignition test device.

[0046] Specifically, the specific value of the diameter of the through hole 42 is set according to the actual situation. In the present application, preferably, the diameter of the through hole 42 satisfies the condition that the electric detonator and the equipment to be tested can be confined within the test chamber 6 of the electric detonator ignition test device.

[0047] The specific value of the diameter of the cable through hole 41 is set according to the actual situation. In the present application, preferably, the diameter of the cable through hole 41 satisfies the condition that the cable through hole 41 is easy to pass through.

[0048] Furthermore, the lining structure 5 is made of polytetrafluoroethylene, plastic or nylon, but is not limited to polytetrafluoroethylene, plastic or nylon. The present application preferably uses polytetrafluoroethylene, plastic or nylon, which has a protective and regulating effect on the output power of the electric detonator charge.

[0049] Furthermore, the outer tube 1, the bottom plate 2, the shell flange 3 and the top cover 4 are all made of metal materials, but are not limited to metal materials. The present application preferably uses metal materials. Adding an inner lining structure 5 in the metal shell composed of the outer tube 1, the bottom plate 2 and the top cover 4 can better limit the output power of the electric detonator charge to the test cavity 6, thereby avoiding damage to the test device or the test site.

[0050] The beneficial effects achieved by this application are as follows:

[0051] (1) The electric detonator ignition test device of the present application adds an inner lining structure inside the shell composed of an outer tube, a bottom plate and a top cover, which can effectively limit the output power of the electric detonator charge within the test chamber, thereby avoiding damage to the test device or the test site.

[0052] (2) During the test, the multiple through holes in the electric initiator ignition test device of the present application can effectively reduce the impact of high-temperature and high-pressure gas on the external environment. In addition, the multiple through holes in the electric initiator ignition test device of the present application can also be used to visually observe the electric initiator test situation.

[0053] (3) In the electric detonator ignition test device of the present application, the inner lining structure is made of polytetrafluoroethylene, plastic or nylon, which has a protective and regulating effect on the output power of the electric detonator charge.

[0054] (4) In the electric detonator ignition test device of the present application, the outer tube, bottom plate, shell flange and top cover are all made of metal materials. Adding an inner lining structure inside the metal shell can better limit the output power of the electric detonator charge within the test chamber, thereby avoiding damage to the test device or test site.

[0055] Although the preferred embodiments of the present application have been described, those skilled in the art may make additional changes and modifications to these embodiments once they are aware of the basic creative concepts. Therefore, the scope of protection of the present application is intended to be interpreted as including the preferred embodiments and all changes and modifications that fall within the scope of the present application. Obviously, those skilled in the art may make various changes and modifications to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the protection scope of the present application and its equivalent technology, the present application is also intended to include these modifications and variations.

Claims

1. An electric initiator ignition test device, characterized in that: include: An outer cylinder, a bottom plate, a housing flange, a top cover with a cable through hole, and an inner lining structure; Among them, one end of the outer cylinder is connected to the bottom plate, and the other end of the outer cylinder is connected to the shell flange; The top cover is connected to the housing flange; The lining structure includes: an inner lining plate and an inner lining cylinder; The inner lining plate is arranged at the upper end of the bottom plate, and the inner lining tube is arranged at the inner side of the outer tube; During the test, the electric detonator and the equipment to be tested are placed in the test cavity formed by the lining structure and the top cover, one end of the ignition cable is connected to the electric detonator, and the other end of the ignition cable passes through the cable through hole.

2. The electric initiator ignition test device according to claim 1, characterized in that: The shell flange is located outside the other end of the outer cylinder, and the upper end of the shell flange is flush with the other end of the outer cylinder.

3. The electric initiator ignition test device according to claim 1, characterized in that: The top cover is provided with a plurality of through holes.

4. The electric initiator ignition test device according to claim 3, characterized in that: Top cover includes: a first cover and a second cover; A first semicircular hole is disposed on one side of the first cover body; and a plurality of through holes are disposed close to the first semicircular hole; A second semicircular hole is disposed on one side of the second cover body; a plurality of through holes are disposed close to the second semicircular hole; During assembly, one side of the first cover body is butted against one side of the second cover body, and the first semicircular hole is aligned with the second semicircular hole, thereby forming a cable through hole; The other side of the first cover body and the other side of the second cover body are both connected to the housing flange.

5. The electric initiator ignition test device according to claim 4, characterized in that: The first cover body is a semicircular cover body, the second cover body is a semicircular cover body, and the diameter of the first cover body is equal to the diameter of the second cover body; The first semicircular hole is located at the center of the first cover body; The second semicircular hole is located at the center of the second cover body; During assembly, the diameter of the first cover body is butted against the diameter of the second cover body, and the first semicircular hole is aligned with the second semicircular hole, thereby forming a cable through hole; The arc of the first cover body and the arc of the second cover body are both connected to the housing flange.

6. The electric initiator ignition test device according to claim 5, characterized in that: The first cover body is provided with a plurality of first bolt holes, which are evenly spaced around the first semicircular hole as the center; the bolts are connected to the housing flange through the first bolt holes; The second cover body is provided with a plurality of second bolt holes, which are evenly spaced around the second semicircular hole as the center; the bolts are connected to the housing flange through the second bolt holes.

7. The electric initiator ignition test device according to claim 6, characterized in that: There are three first bolt holes, one of which is arranged at the middle position of the arc of the first cover body, and the other two first bolt holes are arranged at both ends of the arc of the first cover body respectively; There are three second bolt holes, one of which is arranged at the middle position of the arc of the second cover body, and the other two second bolt holes are arranged at two ends of the arc of the second cover body respectively.

8. The electric initiator ignition test device according to claim 6, characterized in that: The plurality of through holes are located between the cable through hole, the plurality of first bolt holes and the plurality of second bolt holes, and after the plurality of through holes are evenly spaced, a regular octagonal through hole matrix is ​​formed.

9. The electric initiator ignition test device according to claim 1, characterized in that: Liner construction is made of PTFE, plastic or nylon.

10. The electric initiator ignition test device according to claim 1, characterized in that: The outer cylinder, bottom plate, shell flange and top cover are all made of metal materials.

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