CN213580129U - Be used for quick installation device of torrent pipe flat plate model - Google Patents
Be used for quick installation device of torrent pipe flat plate model Download PDFInfo
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- CN213580129U CN213580129U CN202023050790.4U CN202023050790U CN213580129U CN 213580129 U CN213580129 U CN 213580129U CN 202023050790 U CN202023050790 U CN 202023050790U CN 213580129 U CN213580129 U CN 213580129U
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Abstract
The utility model provides a be used for quick installation device of torrent pipe flat plate model, include: the device comprises a rectangular turbulent flow guide pipe, a test model, a heat insulation pressing plate, a fixing assembly, a vertical pressing mechanism and a horizontal pressing mechanism; the test model is placed in the rectangular turbulent conduit; one end of the heat insulation pressing plate is connected with the vertical pressing mechanism, and the other end of the heat insulation pressing plate is propped against the experimental model; the fixed assembly is arranged on the rectangular turbulence conduit; the vertical pressing mechanism is connected with the rectangular turbulent flow conduit through the fixing assembly; the horizontal pressing mechanism is connected with the rectangular turbulence guide pipe through the fixing assembly. The utility model discloses an use and solved current torrent pipe flat plate model installation method need install devices such as different height-adjusting plate additional when installing to different thickness models to and the model locking needs a plurality of bolt fastening and the installation that leads to is complicated and inefficiency scheduling problem, has advantages such as simple structure and convenient operation, has promoted test efficiency and security greatly.
Description
Technical Field
The utility model belongs to the technical field of ground heat protection examination test technique and specifically relates to a be used for quick installation device of torrent pipe flat plate model.
Background
When a large-area bullet head area of the high-performance remote missile is in an ultrasonic turbulent flow state in the high-Mach-number flight process, most of materials eroded on a heat-proof layer of the head of the missile are lost in the turbulent flow area. Due to the great difference between supersonic turbulent ablation and laminar ablation, especially in turbulent boundary layer, the vaporized component or injected and sprayed material is far less effective than that in laminar flow due to the relatively full boundary layer profile and the turbulent motion close to the object surface. In a ground heat-proof examination test, an ultrasonic rectangular turbulent flat plate ablation test technology is usually adopted to research the ablation heat-proof of a local area. Before the test, the flat model is arranged in the rectangular turbulent flow conduit to form a side wall of the conduit, and in order to ensure the air tightness between the model and the conduit, high-temperature putty and the like are often used for repairing the gap part.
The traditional method for installing the model comprises the steps of firstly placing the model into a guide pipe, smearing high-temperature putty on the contact part of the guide pipe and the model, pressing a heat insulation plate on the model, then selecting a proper height adjusting plate to be placed on the heat insulation plate according to actual conditions, finally pressing a pressing plate, and locking and fixing the model in the vertical direction by utilizing four nuts. Meanwhile, in order to ensure the air tightness of the contact part of the model and the guide pipe in the horizontal direction, an L-shaped baffle is additionally arranged on the plane of the airflow outlet and is locked by two nuts. The whole model installation and disassembly process needs to operate a plurality of assemblies and nuts one by one, the installation efficiency is low, and the test progress is seriously influenced.
SUMMERY OF THE UTILITY MODEL
In order to overcome the complicated, long and inefficiency scheduling problem consuming time of current torrent pipe flat plate model installation process operation, the utility model provides an install flat plate model's device fast.
The technical solution of the utility model is as follows: a quick-mount device for a turbulent conduit flat panel model, comprising: the device comprises a rectangular turbulent flow guide pipe, a test model, a heat insulation pressing plate, a fixing assembly, a vertical pressing mechanism and a horizontal pressing mechanism; the test model is placed in the rectangular turbulent conduit; one end of the heat insulation pressing plate is connected with the vertical pressing mechanism, and the other end of the heat insulation pressing plate is propped against the test model; the fixed assembly is arranged on the rectangular turbulence conduit; the vertical pressing mechanism is connected with the rectangular turbulent flow conduit through the fixing assembly; the horizontal pressing mechanism is connected with the rectangular turbulence guide pipe through the fixing assembly.
Further, the vertical pressing mechanism includes: the handle, the auxiliary bracket and the locking type base; a screw rod of the handle penetrates through a threaded hole of the auxiliary support and then is connected with the locking type base arranged on the heat insulation pressing plate through a screw; and the two ends of the auxiliary support are respectively connected with the rectangular turbulence guide pipe through the fixing assembly.
Furthermore, the handle is T-shaped, and the height of a screw rod of the T-shaped handle is larger than the distance between the test model installation plane in the rectangular turbulent flow conduit and the upper end face of the auxiliary support.
Further, the fixing assembly includes: the first fixing block, the second fixing block and the connecting assembly; the first fixing block and the second fixing block are respectively arranged on two sides of the rectangular turbulent flow conduit; the connecting assembly is arranged on the first fixing block; one end of the auxiliary support is fixed on the second fixing block through a bolt and a nut; the other end of the auxiliary support is connected with the connecting component.
Furthermore, a straight through hole is formed in the first fixing block, and a circular through hole is formed in the center of the second fixing block.
Further, the connection assembly includes: a fixed hook and a hanging lug; the fixing hook is arranged on the first fixing block, one end of the hanging lug is fixed on the auxiliary support through a bolt and a nut, and the other end of the hanging lug is connected with the fixing hook.
Further, the horizontal pressing mechanism includes: a baffle and a locking assembly; the locking assembly penetrates through the fixing assembly and is connected with the baffle; the baffle is fixed on one side of the rectangular turbulent flow guide pipe through the locking assembly and is used for fixing the side end face of the test model.
Further, the locking assembly includes: a screw rod and a butterfly-shaped locking nut; one end of the screw rod is connected with the butterfly-shaped locking nut through threads, and the other end of the screw rod is connected with the baffle through a nut.
Further, the lead screw includes: a first lead screw and a second lead screw; the first screw rod penetrates through a straight through hole in the first fixing block to be connected with the baffle, and the second screw rod penetrates through a circular through hole in the center of the second fixing block to be connected with the baffle.
Furthermore, a U-shaped groove is formed in the edge of one side of the baffle, and a round hole is formed in the other side of the baffle; the first screw rod penetrates through the U-shaped groove and is fixedly connected with the baffle through a nut; the second screw rod penetrates through the round hole and is fixedly connected with the baffle through a nut.
Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses simple structure is provided with fixed subassembly on rectangle torrent pipe, utilizes fixed subassembly to connect vertical hold-down mechanism and horizontal hold-down mechanism respectively, only fixes the test model in rectangle torrent pipe through the thrust that vertical hold-down mechanism and horizontal hold-down mechanism rotation produced fast, has greatly improved the installation effectiveness; in addition, aiming at test models with different thicknesses, adjusting plates with different heights are not needed to be additionally arranged, and only the vertical pressing mechanism is adjusted, so that the test model is convenient and fast.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in 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 an assembly effect diagram of a rapid installation device for a turbulent conduit flat plate model according to the present invention;
fig. 2 is a schematic structural diagram of the utility model discloses a quick installation device for turbulent conduit flat plate model.
Description of reference numerals:
1: an auxiliary support; 2: a locking type base; 3: hanging a lug; 4: a fixed hook; 5: a first fixed block; 6: a screw rod; 7: a handle; 8: a heat insulation pressing plate; 9: a butterfly-type lock nut; 10: a second fixed block; 11: a test model; 12: a baffle plate; 13: a rectangular turbulence conduit.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the following embodiments, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, features defined as "first", "second", may explicitly or implicitly include one or more of the described features. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise. Furthermore, the terms "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
As shown in fig. 1 and 2, the utility model provides a be used for quick installation device of torrent pipe flat plate model which characterized in that includes: the device comprises a rectangular turbulence guide pipe 13, a test model 11, a heat insulation pressing plate 8, a fixing assembly, a vertical pressing mechanism and a horizontal pressing mechanism. The test model 11 is placed in the rectangular turbulence guide pipe 13, one end of the heat insulation pressing plate 8 is connected with the vertical pressing mechanism, and the other end of the heat insulation pressing plate props against the test model. The fixed assembly is arranged on the rectangular turbulence guide pipe 13, the vertical pressing mechanism is connected with the rectangular turbulence guide pipe 13 through the fixed assembly, and the horizontal pressing mechanism is connected with the rectangular turbulence guide pipe 13 through the fixed assembly. In order to ensure that the test model 11 and the heat insulation pressing plate 8 are in complete contact and do not damage the test model 11 in the pressing process, the heat insulation pressing plate 8 is preferably bonded together by a 10mm-20mm asbestos plate and a 5mm metal plate through high-temperature curing glue.
In a more preferred embodiment, as shown in fig. 1, the vertical hold-down mechanism comprises: handle 7, auxiliary stand 1 and locking type base 2. A screw rod of the handle 7 penetrates through a threaded hole of the auxiliary support 1 and then is connected with a locking type base 2 arranged on the heat insulation pressing plate 8 through a screw; two ends of the auxiliary bracket 1 are respectively connected with the rectangular turbulent flow conduit 13 through fixing components. The handle 7 is T-shaped, and the height of the screw of the T-shaped handle 7 is larger than the distance from the installation plane of the test model 11 in the rectangular turbulent flow conduit 13 to the upper end surface of the auxiliary bracket 1.
In a more preferred embodiment, as shown in fig. 1, the securing assembly comprises: the fixing device comprises a first fixing block 5, a second fixing block 10, a fixing hook 4 and a hanging lug 3. The first fixing block 5 and the second fixing block 10 are respectively disposed at both sides of the rectangular turbulent flow conduit 13. The fixed hook 4 is arranged on the first fixed block 5, one end of the hanging lug 3 is fixed on the auxiliary support 1 through a bolt and a nut, and the other end of the hanging lug is connected with the fixed hook 4. One end of the auxiliary support 1 is fixed on the second fixing block 10 through a bolt and a nut, and the other end is hung with the fixing hook 4 on the first fixing block 5 through the hanging lug 3. Adopt above-mentioned structural design, auxiliary stand 1 and rectangle torrent pipe 13 have realized the integral type through unilateral hanging and have connected, the installation with disassemble test model 11 need not with the help of extra instrument, take off hangers 3 can, need not to dismantle the bolt and the nut of being connected one end with second fixed block 10, have saved the time, have improved efficiency. A straight through hole is formed in the first fixing block 5, so that the horizontal pressing mechanism can be conveniently mounted and dismounted. The second fixing block 10 is centrally provided with a circular through hole for facilitating the fixing of the horizontal pressing mechanism on the rectangular turbulent flow conduit 13.
In a more preferred embodiment, as shown in fig. 1, the horizontal pressing mechanism comprises: the device comprises a baffle 12 and a locking assembly, wherein the locking assembly penetrates through the fixing assembly to be connected with the baffle 12, and the baffle 12 is fixed on one side of the rectangular turbulent flow conduit 13 through the locking assembly and used for fixing the side end face of the test model 11. The material of the baffle 12 is preferably a carbon-carbon composite or a nickel-base superalloy. The lower edge of the baffle 12 is located at a height 1/3-1/2 above the lower edge of the test pattern 11.
The locking assembly includes: a screw 6 and a butterfly-type lock nut 9. One end of the screw rod 6 is connected with a butterfly-shaped locking nut 9 through threads, and the other end of the screw rod is connected with a baffle 12 through a nut. The screw 6 includes: a first lead screw and a second lead screw. The first screw rod passes through a straight through hole in the first fixing block 5 to be connected with the baffle 12, and the second screw rod passes through a circular through hole in the center of the second fixing block 10 to be connected with the baffle 12.
The baffle 12 has a U-shaped groove on one side edge and a round hole on the other side. The first screw rod penetrates through the U-shaped groove and is fixedly connected with the baffle 12 through a nut. The second screw rod penetrates through the round hole and is fixedly connected with the baffle 12 through a nut.
The working principle of the utility model is as follows:
when the flat model is installed, firstly, a test model 11 with a certain thickness is placed on an installation table top of a rectangular turbulence guide pipe 13, a hanging lug 3 on an auxiliary support 1 is hung on a fixed hook 4 on a first fixed block 5, and a T-shaped handle 7 is rotated to drive a heat insulation pressing plate 8 to pre-press the test model 11 in the vertical direction. The second screw rod penetrates through the second fixing block 10 and is connected with the baffle 12 through two nuts, the first screw rod is clamped in a U-shaped groove of the baffle 12, and the butterfly-shaped locking nut 9 is rotated simultaneously to drive the heat insulation pressing plate 8 to compress the test model 11 in the horizontal direction. Finally, the T-shaped handle 7 is rotated again to drive the heat insulation pressing plate 8 to press the test model 11 in the vertical direction.
The utility model discloses a perpendicular hold-down mechanism and horizontal hold-down mechanism all adopt the unilateral integral type of hanging to be connected with rectangle torrent pipe 13, and the installation need not with the help of extra instrument with disassembling the model. The test model 11 is quickly fixed in the rectangular turbulence conduit 13 by only the thrust generated by the rotation of the T-shaped handle 7 and the butterfly-shaped locknut 9. The height of the heat insulation pressing plate 8 can be adjusted by rotating the T-shaped handle 7, and the heat insulation pressing plate is suitable for test models 11 with various thicknesses.
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 or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (10)
1. A device for quickly installing a turbulent flow conduit flat plate model is characterized by comprising: the device comprises a rectangular turbulence guide pipe (13), a test model (11), a heat insulation pressing plate (8), a fixing assembly, a vertical pressing mechanism and a horizontal pressing mechanism; the test model (11) is placed inside the rectangular turbulence conduit (13); one end of the heat insulation pressing plate (8) is connected with the vertical pressing mechanism, and the other end of the heat insulation pressing plate props against the test model; the fixed assembly is arranged on the rectangular turbulence conduit (13); the vertical pressing mechanism is connected with the rectangular turbulence guide pipe (13) through the fixing component; the horizontal pressing mechanism is connected with the rectangular turbulence guide pipe (13) through the fixing component.
2. The quick installation device for a turbulent conduit flat panel model according to claim 1, wherein the vertical compression mechanism comprises: the device comprises a handle (7), an auxiliary bracket (1) and a locking type base (2); a screw rod of the handle (7) penetrates through a threaded hole of the auxiliary support (1) and then is connected with the locking type base (2) arranged on the heat insulation pressing plate (8) through a screw; and two ends of the auxiliary support (1) are respectively connected with the rectangular turbulent flow guide pipe (13) through the fixing component.
3. The device for quickly mounting the flat model of the turbulent flow conduit is characterized in that the handle (7) is T-shaped, and the height of a screw rod of the T-shaped handle (7) is larger than the distance between the mounting plane of the test model (11) in the rectangular turbulent flow conduit (13) and the upper end surface of the auxiliary bracket (1).
4. The quick installation device for a turbulent conduit flat panel model according to claim 2, wherein the fixing assembly comprises: the device comprises a first fixing block (5), a second fixing block (10) and a connecting assembly; the first fixing block (5) and the second fixing block (10) are respectively arranged on two sides of the rectangular turbulent flow conduit (13); the connecting assembly is arranged on the first fixing block (5); one end of the auxiliary support (1) is fixed on the second fixing block (10) through a bolt and a nut; the other end of the auxiliary support (1) is connected with the connecting assembly.
5. The quick installation device for the turbulent flow conduit flat plate model is characterized in that a straight through hole is formed in the first fixing block (5), and a circular through hole is formed in the center of the second fixing block (10).
6. The quick installation device for a turbulent conduit flat panel model according to claim 5, wherein the connection assembly comprises: a fixed hook (4) and a hanging lug (3); the fixing hook (4) is arranged on the first fixing block (5), one end of the hanging lug (3) is fixed on the auxiliary support (1) through a bolt and a nut, and the other end of the hanging lug is connected with the fixing hook (4).
7. The quick installation device for a turbulent conduit flat panel model according to claim 6, wherein the horizontal pressing mechanism comprises: a baffle (12) and a locking assembly; the locking assembly penetrates through the fixing assembly and is connected with the baffle (12); the baffle (12) is fixed on one side of the rectangular turbulence guide pipe (13) through the locking assembly and is used for fixing the side end face of the test model (11).
8. The quick installation device for a turbulent conduit flat panel model according to claim 7, wherein the locking assembly comprises: a screw rod (6) and a butterfly-shaped locking nut (9); one end of the screw rod (6) is connected with the butterfly-shaped locking nut (9) through threads, and the other end of the screw rod is connected with the baffle (12) through a nut.
9. The device for the rapid installation of a flat model of a turbulent conduit according to claim 8, characterized in that the screw (6) comprises: a first lead screw and a second lead screw; the first screw rod penetrates through a straight through hole in the first fixing block (5) to be connected with the baffle (12), and the second screw rod penetrates through a circular through hole in the center of the second fixing block (10) to be connected with the baffle (12).
10. The device for quickly mounting the turbulent flow conduit flat plate model is characterized in that a U-shaped groove is formed in the edge of one side of the baffle plate (12), and a circular hole is formed in the other side of the baffle plate; the first screw rod penetrates through the U-shaped groove and is fixedly connected with the baffle (12) through a nut; the second screw rod penetrates through the round hole and is fixedly connected with the baffle (12) through a nut.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023050790.4U CN213580129U (en) | 2020-12-17 | 2020-12-17 | Be used for quick installation device of torrent pipe flat plate model |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023050790.4U CN213580129U (en) | 2020-12-17 | 2020-12-17 | Be used for quick installation device of torrent pipe flat plate model |
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| CN213580129U true CN213580129U (en) | 2021-06-29 |
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| CN202023050790.4U Active CN213580129U (en) | 2020-12-17 | 2020-12-17 | Be used for quick installation device of torrent pipe flat plate model |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539947A (en) * | 2020-12-17 | 2021-03-23 | 中国航天空气动力技术研究院 | Be used for quick installation device of torrent pipe flat plate model |
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- 2020-12-17 CN CN202023050790.4U patent/CN213580129U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112539947A (en) * | 2020-12-17 | 2021-03-23 | 中国航天空气动力技术研究院 | Be used for quick installation device of torrent pipe flat plate model |
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