Guide rail type forced closing sound insulation window structure

Abstract

The invention belongs to the technical field of acoustics, and discloses a guide rail type forced closing sound insulation window structure which comprises an acoustic environment facility, a workpiece inlet and outlet window is formed in one side of the acoustic environment facility in a penetrating mode, a sealing strip is arranged outside one side of the workpiece inlet and outlet window, and the sealing strip is fixedly installed on the outer surface of one side of the acoustic environment facility; according to the acoustic environment facility, the workpiece in-out window is arranged on one side of the acoustic environment facility, so that a test workpiece can conveniently enter and exit from the acoustic environment facility, and meanwhile, a sealing strip, a first frame column, a second frame column, a guide rail plate, a guide rail groove, a sound insulation window plate, a fixing plate, a hinge seat, an electric push rod, a connecting shaft, a connector, a shaft rod and a rolling bearing are arranged in a matched manner; therefore, after entering and exiting operation of the tested workpiece is completed, the effect of pressing and closing the workpiece entering and exiting window is achieved, and therefore the negative influence of external noise on the testing acoustic environment in the acoustic environment facility is effectively reduced.

Description

Technical Field

[0001] The present application relates to the field of acoustic technology, and more specifically, to a guide rail type tightly closed sound insulation window structure. Background Art

[0002] In the field of acoustics, in order to obtain a stable acoustic environment, it is generally necessary to isolate the acoustic environment from the external surrounding environment. In order to create a good acoustic environment, acoustic facilities such as soundproof enclosures, soundproof boxes, silent rooms, and anechoic chambers need to be made.

[0003] At present, in order to reduce the impact of the external surrounding environment on the acoustic environment, under normal circumstances, the better the airtightness of the acoustic facility, the better the acoustic effect. However, in order to meet the requirement of convenient entry and exit of the test workpiece in the acoustic environment facility, a window for the test workpiece to enter and exit the facility needs to be opened. However, the existing system is not convenient for the test workpiece to enter and exit the acoustic facility, and there is a problem that the external noise has a great impact on the test acoustic environment in the acoustic facility.

[0004] In order to solve the above problems, the present application provides a guide rail type forced closed sound insulation window structure. Summary of the invention

[0005] The present application provides a guide rail type close-closed sound insulation window structure adopts the following technical solution:

[0006] A guide rail type tightly closed sound insulation window structure, comprising an acoustic environment facility, a workpiece inlet and outlet window is provided on one side of the acoustic environment facility, a sealing strip is provided on the outside of one side of the workpiece inlet and outlet window, and the sealing strip is fixedly installed on the outer surface of one side of the acoustic environment facility, first frame columns are provided on both sides of the sealing strip, two of the first frame columns are located on the outer surface of the acoustic environment facility, and a second frame column is provided on the top of the two first frame columns, guide rail plates are provided on the outer surfaces of the opposite sides of the two first frame columns, and guide rail grooves are provided in the middle of the two guide rail plates, and a sound insulation window plate is provided between the two guide rail plates, and the sound insulation window The plate is located on the outside of the workpiece inlet and outlet window, and a connecting head is fixedly connected to the lower middle side of the front end surface of the sound insulation window plate, a fixing plate is provided in the middle of the front end surface of the second frame column, the bottom end of the fixing plate is connected to a hinge seat, and the bottom end of the fixing plate is movably connected to an electric push rod through the hinge seat, a connecting shaft is fixedly installed at the driving end of the bottom of the electric push rod, and the driving end of the bottom of the electric push rod is rotatably connected to one side of the connecting head through the connecting shaft, the outer end of the sound insulation window plate is rectangularly fixedly connected to four shaft rods, the outer wall of each shaft rod is fixedly sleeved with a rolling bearing, and the two shaft rods on each side are slidably sleeved with the inner wall of each guide groove through the rolling bearing.

[0007] Through the above technical solution, the sealing strip can improve the sealing effect of the sound insulation window plate on the workpiece inlet and outlet window.

[0008] Furthermore, the guide rail groove is composed of straight line segments and arc segments distributed up and down, the straight line segments and the arc segments are in a connected state, and the straight line segments penetrate to the top position of the guide rail plate.

[0009] Furthermore, the outer peripheries of the guide rail plates on both sides are screwed with a plurality of fixing screws, and the guide rail plates on both sides are fixedly mounted on opposite end surfaces of the first frame columns on both sides by the plurality of fixing screws.

[0010] Through the above technical solution, the fixing screws can fix the guide plate on the surface of the first frame column.

[0011] Furthermore, a plurality of assembly screws are screwed on one side of the fixing plate away from the hinge seat, and one side of the fixing plate is fixedly mounted on the front end surface of the second frame column by the plurality of assembly screws.

[0012] Through the above technical solution, the fixing plate is fixed to the surface of the second frame column by assembling the screws.

[0013] Furthermore, the second frame column and the two first frame columns are both prismatic hollow metal frame structures, and the cross-sections of the second frame column and the two first frame columns are both square-shaped.

[0014] Furthermore, the first frame column comprises a metal frame, a notch groove is provided in the middle of the front end surface of the metal frame, and a metal cover plate is movably sleeved inside the notch groove.

[0015] Through the above technical solution, the metal cover plate realizes a movable sealing effect at the notch groove position.

[0016] Furthermore, a plurality of clamping rods are fixedly connected in a rectangular shape on the outer periphery of the rear end surface of the metal cover plate, and a clamping hole is clamped on the outer wall of each clamping rod, and the plurality of clamping holes are opened on a side wall of the notch groove.

[0017] Through the above technical solution, the clamping rod and the clamping hole realize the clamping and positioning of the metal cover assembly position.

[0018] Furthermore, a plurality of mounting bolts are linearly and uniformly screwed to the rear end of the metal frame, and the metal frame is fixedly mounted on the outer surface of the acoustic environment facility by the plurality of mounting bolts, and a through hole is penetrated through the center position of the upper end of the metal frame.

[0019] Through the above technical solution, multiple mounting bolts can fix the metal frame at the position of use.

[0020] Furthermore, a screw member is movably inserted into the inner part of the perforation, the screw member is fixedly connected to one side of the bottom of the second frame column, and a locking nut is screwed on the outer wall of the screw member, and the locking nut is located on the inner side of the metal frame.

[0021] Through the above technical solution, the screw rod, the locking nut and the through hole realize the fixed assembly function of the second frame column on the first frame column, and realize the hidden benefit of the installation fixing parts of the two.

[0022] In summary, this application includes the following beneficial technical effects:

[0023] (1) The present application can facilitate the test workpiece to enter and exit the acoustic environment facility through the workpiece entry and exit window set on one side of the acoustic environment facility. At the same time, the sealing strip, the first frame column, the second frame column, the guide plate, the guide groove, the sound insulation window plate, the fixing plate, the hinge seat, the electric push rod, the connecting shaft, the connecting head, the shaft rod, and the rolling bearing can be used to achieve a forced closing effect on the workpiece entry and exit window after the test workpiece completes the entry and exit operation, thereby effectively reducing the negative impact of external noise on the test acoustic environment in the acoustic environment facility.

[0024] (2) The present application uses the second frame column and the two first frame columns to realize the connection of the position structure between the three by using the joint action of the metal frame, the notch groove, the metal cover plate, the clamping rod, the clamping hole, the mounting bolts, the perforation, the screw rod and the locking nut, and realizes the fixed and stable assembly on the outer surface of the acoustic environment facility. When necessary, the second frame column can be easily removed, which further facilitates the disassembly and maintenance of the sound insulation window panel. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is one of the overall structural diagrams of this application;

[0026] Figure 2 This is the second schematic diagram of the overall structure of this application;

[0027] Figure 3 A three-dimensional diagram of the sound insulation window panel of the present application;

[0028] Figure 4 One of the overall side sectional views of the present application;

[0029] Figure 5 This is the second overall side sectional view of the present application;

[0030] Figure 6 It is a schematic diagram of the local structure of this application;

[0031] Figure 7 A partial semi-exploded diagram of this application;

[0032] Figure 8 For this application Figure 7 Enlarged view of point A in the middle.

[0033] Description of the numbers in the figure:

[0034] 1. Acoustic environment facilities; 2. Workpiece entry and exit window; 3. Sealing strip; 4. First frame column; 41. Metal frame; 42. Notch groove; 43. Metal cover plate; 44. Clamping rod; 45. Clamping hole; 46. Mounting bolt; 47. Perforation; 5. Second frame column; 51. Screw member; 52. Locking nut; 6. Guide plate; 7. Guide groove; 8. Sound insulation window plate; 9. Fixing plate; 10. Articulated seat; 11. Electric push rod; 12. Connecting shaft; 13. Connecting head; 14. Shaft; 15. Rolling bearing; 16. Fixing screw. DETAILED DESCRIPTION

[0035] The technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings in the embodiments of the present application; obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments, and all other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application without making creative work are within the scope of protection of the present application.

[0036] In the description of the present application, it should be noted that the terms "upper", "lower", "inner", "outer", "top / bottom" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific position, and therefore cannot be understood as limiting the present application. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance.

[0037] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0038] Example:

[0039] The present application embodiment discloses a guide rail type close-fitting sound insulation window structure, see Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5, including an acoustic environment facility 1, a workpiece inlet and outlet window 2 is provided on one side of the acoustic environment facility 1, a sealing strip 3 is provided on the outside of one side of the workpiece inlet and outlet window 2, and the sealing strip 3 is fixedly installed on the outer surface of one side of the acoustic environment facility 1, the sealing strip 3 is preferably made of EPDM material, first frame columns 4 are provided on both sides of the sealing strip 3, two first frame columns 4 are located on the outer surface of the acoustic environment facility 1, and a second frame column 5 is provided on the top of the two first frame columns 4, and guide rails are provided on the outer surfaces of the opposite sides of the two first frame columns 4 A plate 6 is provided, and a guide groove 7 is provided in the middle of the two guide rail plates 6. A sound insulation window plate 8 is provided between the two guide rail plates 6. The sound insulation window plate 8 is located outside the workpiece inlet and outlet window 2, and a connector 13 is fixedly connected to the middle lower side of the front end surface of the sound insulation window plate 8. A fixing plate 9 is provided in the middle of the front end surface of the second frame column 5. A hinge seat 10 is connected to the bottom end of the fixing plate 9. An electric push rod 11 is movably connected to the bottom end of the fixing plate 9 through the hinge seat 10. A connecting shaft 12 is fixedly installed at the driving end at the bottom of the electric push rod 11. 1 The driving end at the bottom is rotatably connected to one side of the connector 13 through the connecting shaft 12, and the outer end of the sound insulation window plate 8 is rectangular and fixedly connected with four shaft rods 14, and the outer wall of each shaft rod 14 is fixedly sleeved with a rolling bearing 15, and the two shaft rods 14 on each side are slidably sleeved with the inner wall of each guide groove 7 through the rolling bearing 15, wherein the acoustic environment facility 1 refers to a device with a certain sound insulation, which can isolate the external environment and vibration noise, and form a relatively quiet test environment inside, such as a silent room, a soundproof room, and a muffler. Room, silent box, etc., and the sound insulation window panel 8 has good sound insulation, can isolate the external environment and has sound insulation function, and has a certain structural strength to withstand the pressing force F1 on the sealing strip 3. The connecting head 13 and the connecting shaft 12 can connect the electric push rod 11 with the sound insulation window panel 8, and transmit the axial force F of the electric push rod 11 to the sound insulation window panel 8, which is converted into the pressing force F1 of the sound insulation window panel 8 on the sealing strip 3 installed on the acoustic environment facility 1 through the shaft 14, the rolling bearing 15 and the guide groove 7.

[0040] The guide rail groove 7 is composed of straight segments and arc segments distributed up and down. The straight segments are connected to the arc segments, and the straight segments extend to the top position of the guide rail plate 6. The peripheries of the guide rail plates 6 on both sides are screwed with multiple fixing screws 16, and the guide rail plates 6 on both sides are fixedly installed on the opposite end faces of the first frame columns 4 on both sides by multiple fixing screws 16, and the side of the fixing plate 9 away from the hinge seat 10 is screwed with multiple assembly screws, and one side of the fixing plate 9 is fixedly installed on the front end face of the second frame column 5 by multiple assembly screws.

[0041] See also Figure 6 , Figure 7 and Figure 8The second frame column 5 and the two first frame columns 4 are both prismatic hollow metal frame structures, and the cross-sections of the second frame column 5 and the two first frame columns 4 are both square-shaped. The first frame column 4 includes a metal frame 41. A notch groove 42 is opened in the middle of the front end surface of the metal frame 41. A metal cover plate 43 is movably sleeved inside the notch groove 42. A plurality of clamping rods 44 are fixedly connected to the outer peripheral rectangular shape of the rear end surface of the metal cover plate 43. A clamping hole 45 is clamped on the outer wall of each clamping rod 44, and a plurality of clamping holes 45 are opened on one side wall of the notch groove 42.

[0042] The rear end of the metal frame 41 is linearly and uniformly screwed with multiple mounting bolts 46, and the metal frame 41 is fixedly installed on the outer surface of the acoustic environment facility 1 by multiple mounting bolts 46. A through hole 47 is penetrated at the center position of the upper end of the metal frame 41, and a screw member 51 is movably inserted through the inside of the through hole 47. The screw member 51 is fixedly connected to one side of the bottom of the second frame column 5, and a locking nut 52 is screwed on the outer wall of the screw member 51, and the locking nut 52 is located on the inner side of the metal frame 41.

[0043] The implementation principle of the embodiment of the present application is as follows: when in use, the electric push rod 11 is driven downward, which indirectly drives the sound insulation window plate 8 to move downward between the two guide rail plates 6, and during the movement, the shaft rod 14 on each side of the sound insulation window plate 8 can slide and displace in the straight section in the guide rail groove 7 on each side through the action of the rolling bearing 15. When moving to the arc section in the guide rail groove 7, the sliding paths of the two shaft rods 14 and the rolling bearing 15 on both sides of the lower end of the sound insulation window plate 8 change, and the active connection state of the connecting shaft 12 and the connecting head 13 at the driving end of the electric push rod 11, and the active connection state of the hinge seat 10 between the non-driving end of the electric push rod 11 and the fixed plate 9 can be used to indirectly realize the change of the moving path of the sound insulation window plate 8 itself, and make its rear side surface abut against the surface of the sealing strip 3 to realize the tight sealing effect on the workpiece inlet and outlet window 2, and vice versa, the workpiece inlet and outlet window 2 can be opened away from each other, so as to facilitate the test of the workpiece in and out of the acoustic environment facility 1;

[0044] When necessary, the metal cover plate 43 can be pried by an external tool to separate each of the clamping rods 44 on one side from the clamping hole 45, and then the interior of the metal frame 41 is exposed. The second frame column 5 can be removed from the top of the two first frame columns 4 by screwing out the locking nut 52, thereby further driving the overall removal of the sound insulation window panel 8 and facilitating the overall inspection or maintenance of the sound insulation window panel 8.

[0045] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A guide rail type close-fitting soundproof window structure, comprising an acoustic environment facility (1), characterized in that: A workpiece inlet and outlet window (2) is provided through one side of the acoustic environment facility (1), a sealing strip (3) is provided on the outside of one side of the workpiece inlet and outlet window (2), and the sealing strip (3) is fixedly installed on the outer surface of one side of the acoustic environment facility (1), first frame columns (4) are provided on both sides of the sealing strip (3), two of the first frame columns (4) are located on the outer surface of the acoustic environment facility (1), and a second frame column (5) is provided on the top of the two first frame columns (4), guide rail plates (6) are provided on the outer surfaces of the two first frame columns (4) on the opposite sides, and guide rail grooves (7) are provided in the middle of the two guide rail plates (6), and a sound insulation window plate (8) is provided between the two guide rail plates (6), and the sound insulation window plate (8) is located on the outer side of the workpiece inlet and outlet window (2), and the sound insulation window plate (8) ) is fixedly connected to a connecting head (13) at the lower middle part of the front end face of the second frame column (5); a fixing plate (9) is provided at the middle part of the front end face of the second frame column (5); the bottom end of the fixing plate (9) is connected to a hinge seat (10), and the bottom end of the fixing plate (9) is movably connected to an electric push rod (11) through the hinge seat (10); a connecting shaft (12) is fixedly installed at the driving end of the bottom of the electric push rod (11), and the driving end of the bottom of the electric push rod (11) is rotatably connected to one side of the connecting head (13) through the connecting shaft (12); the outer end of the sound insulation window plate (8) is fixedly connected to four shaft rods (14) in a rectangular shape, and the outer wall of each shaft rod (14) is fixedly sleeved with a rolling bearing (15), and the two shaft rods (14) on each side are slidably sleeved with the inner wall of each guide groove (7) through the rolling bearing (15).

2. A guide rail type pressing and closing sound insulation window structure according to claim 1, characterized in that: The guide rail groove (7) is composed of straight line segments and arc segments distributed up and down, the straight line segments and the arc segments are in a connected state, and the straight line segments penetrate to the top position of the guide rail plate (6).

3. The guide rail type pressing and closing sound insulation window structure according to claim 1, characterized in that: The outer peripheries of the guide rail plates (6) on both sides are screwed with a plurality of fixing screws (16), and the guide rail plates (6) on both sides are fixedly mounted on opposite end surfaces of the first frame columns (4) on both sides by means of the plurality of fixing screws (16).

4. The guide rail type pressing and closing sound insulation window structure according to claim 1, characterized in that: A side of the fixing plate (9) away from the hinge seat (10) is threaded with a plurality of assembly screws, and one side of the fixing plate (9) is fixedly mounted on the front end surface of the second frame column (5) by means of the plurality of assembly screws.

5. The guide rail type pressing and closing sound insulation window structure according to claim 1, characterized in that: The second frame column (5) and the two first frame columns (4) are both prismatic hollow metal frame structures, and the cross-sections of the second frame column (5) and the two first frame columns (4) are both square-shaped.

6. A guide rail type pressing and closing sound insulation window structure according to claim 5, characterized in that: The first frame column (4) comprises a metal frame (41), a notch groove (42) is provided in the middle of the front end surface of the metal frame (41), and a metal cover plate (43) is movably sleeved inside the notch groove (42).

7. A guide rail type forced closed sound insulation window structure according to claim 6, characterized in that: A plurality of clamping rods (44) are fixedly connected in a rectangular shape to the outer periphery of the rear end surface of the metal cover plate (43), and a clamping hole (45) is clamped on the outer wall of each clamping rod (44), and the plurality of clamping holes (45) are all opened on a side wall of the notch groove (42).

8. The guide rail type forced closed sound insulation window structure according to claim 6, characterized in that: The rear end of the metal frame (41) is linearly and evenly screwed with a plurality of mounting bolts (46), and the metal frame (41) is fixedly mounted on the outer surface of the acoustic environment facility (1) by means of the plurality of mounting bolts (46), and a through hole (47) is provided in a through-hole at the center position of the upper end of the metal frame (41).

9. A guide rail type forced closed sound insulation window structure according to claim 8, characterized in that: A screw member (51) is movably inserted through the through hole (47), and the screw member (51) is fixedly connected to one side of the bottom of the second frame column (5), and a locking nut (52) is screwed on the outer wall of the screw member (51), and the locking nut (52) is located on the inner side of the metal frame (41).

Images