CN119361995B - Linear electrically-adjustable attenuator - Google Patents
Linear electrically-adjustable attenuator Download PDFInfo
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- CN119361995B CN119361995B CN202411896394.3A CN202411896394A CN119361995B CN 119361995 B CN119361995 B CN 119361995B CN 202411896394 A CN202411896394 A CN 202411896394A CN 119361995 B CN119361995 B CN 119361995B
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- 238000010030 laminating Methods 0.000 claims description 4
- 239000004576 sand Substances 0.000 claims description 4
- 230000000875 corresponding effect Effects 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000003780 insertion Methods 0.000 description 3
- 230000037431 insertion Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
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- 238000007689 inspection Methods 0.000 description 1
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Abstract
The invention belongs to the technical field of attenuators, and particularly discloses a linear electric tuning attenuator which comprises an attenuator body, wherein flitch plates are arranged at two ends of the attenuator body, the flitch plates are fixedly arranged at the end parts of the attenuator body by a plurality of screws, an inner groove is arranged at the end parts of the attenuator body, a connector is arranged at the center of the inner groove, a port is arranged at the center of the outer side surface of the flitch plates, a connecting end is sleeved on the surface of the port, and the outer end of the connecting end is connected with a wire. According to the invention, the inner side surface of the flitch is close to the end surface of the attenuator body, the flitch enables the frame plate to clamp the inner side part of the connector by utilizing the arc plate under the limit of the inclined rod through the limiting component, the moving arc plate enables the side plate to clamp the outer side part of the connector by utilizing the convex strip by utilizing the clamping ring and the inserted rod, the connector is horizontally positioned in the inner groove of the attenuator body, the outer side end of the connector corresponds to the inner side end of the inner core conveniently, and the connector deflection caused by collision is avoided.
Description
Technical Field
The invention belongs to the technical field of attenuators, and particularly relates to a linear electrically-adjustable attenuator.
Background
The attenuator is an electronic component for providing attenuation, and is widely used in electronic equipment, and its main application is that it can regulate signal size in circuit, can be used for directly reading attenuation value of tested network in comparison method measuring circuit, and can improve impedance matching, if some circuits require a relatively stable load impedance, an attenuator can be inserted between said circuit and actual load impedance, so that it can buffer change of impedance.
When external parts impact on the attenuator shell, impact force easily causes the offset of the connecting end of the chip inside the attenuator, and external electric appliances cannot be accurately spliced on the connecting end by utilizing the connector.
Therefore, it is necessary to invent a linear electrically tunable attenuator to solve the above-mentioned problems.
Disclosure of Invention
In view of the above, the present invention provides a linear electrically tunable attenuator to solve the above-mentioned problems in the prior art.
The linear electrically-adjusting attenuator comprises an attenuator body, wherein the two ends of the attenuator body are respectively provided with a flitch, the flitch is fixedly arranged at the end part of the attenuator body by utilizing a plurality of screws, the end part of the attenuator body is provided with an inner groove, the center of the inner groove is provided with a connector, the center of the outer side surface of the flitch is provided with a port, the surface of the port is sheathed with a connecting end, the outer side end of the connecting end is connected with a wire, the center of the inner side end of the connecting end is provided with an inner core, the center of the flitch is provided with a through hole corresponding to the inner core, the inner side end of the inner core is inserted into the outer side end of the connector through the center of the port, a limiting part for limiting the connector is arranged inside the inner groove, the limiting part comprises a plurality of frame plates, the inner side end of each frame plate is fixedly provided with an arc-shaped plate, the inner concave surface of each arc-shaped plate is attached to the outer side surface of the connector, and the plurality of frame plates are matched with the arc-shaped plates to clamp the connector.
Further, the ring edge is fixed on the inner side of the outer side surface of the circumference of the connecting end, the inner side end of the connecting end is rotationally sleeved with the toothed ring, the outer side of the toothed ring is rotationally sleeved on the outer side of the ring edge, the inner side end of the toothed ring is spirally sleeved on the outer side surface of the circumference of the port, and the inner side surface of the toothed ring is attached to the outer side surface of the attaching plate.
Furthermore, the inner side wall of the inner groove is provided with a plurality of side grooves, the inner side of each side groove is fixedly provided with a diagonal rod, the outer side end of the frame plate is in sliding sleeve joint with the surface of each diagonal rod, the outer side end of the frame plate is inserted into the inner side of the side groove, the surface of the inclined rod is sleeved with a spring, inclined rod surface a spring is sleeved on the sleeve, the spring is sleeved on the sleeve.
Further, the distance between the inner side end of the inclined rod and the center line of the connector is smaller than the distance between the outer side end of the inclined rod and the center line of the connector, and when the frame plate moves inwards in the side groove, the outer side end of the movable frame plate slides on the surface of the inclined rod.
Further, the limiting component comprises a plurality of side plates, the plurality of side plates encircle the outer side portion of the connector, the plurality of side plates correspond to the plurality of frame plates one by one, the side plates are located between the frame plates and the attaching plates, clamping rings are fixed on two sides of the outer convex surface of the arc-shaped plate, two inserting rods are fixed on the end face of the side plates, the two inserting rods correspond to the two clamping rings one by one, the inserting rods are correspondingly inserted into the inner sides of the clamping rings, and the end face of the side plate is attached to the outer side face of the frame plate.
Further, the curb plate medial surface is fixed with the sand grip, concave surface and connector circumference lateral surface in the sand grip, and the curb plate lateral surface is fixed with square round bar, the inboard end of flitch is fixed with a plurality of flange, a plurality of curb plates and a plurality of flange one-to-one, and square round bar outside end corresponds and runs through the flange, and square round bar outside end is fixed with the plectane.
Further, the surface of the flitch is provided with a plurality of jacks, a pressing plate is inserted in the jacks, a wedge block is arranged at the inner side end of the pressing plate, and the inner side surface of the wedge block corresponds to the outer side surface of the side plate.
Further, the outer end face of the pressing plate is flush with the outer side face of the flitch, and the outer end face of the pressing plate is attached to the inner side face of the toothed ring.
The invention has the technical effects and advantages that:
1. According to the invention, the inner side surface of the flitch is close to the end surface of the attenuator body, the flitch enables the frame plate to clamp the inner side part of the connector by utilizing the arc plate under the limit of the inclined rod through the limiting component, the moving arc plate enables the side plate to clamp the outer side part of the connector by utilizing the convex strip by utilizing the clamping ring and the inserted rod, the connector is horizontally positioned in the inner groove of the attenuator body, the outer side end of the connector corresponds to the inner side end of the inner core conveniently, and the connector deflection caused by collision is avoided.
2. According to the invention, the frame plate which is convenient to move by the elasticity of the spring drives the side plate to move outwards by the clamping ring and the inserted rod, and the outwardly moved side plate enables the flitch to be far away from the attenuator body, so that the connector inside the inner groove of the attenuator body can be rapidly inspected, and meanwhile, the damaged connector can be rapidly overhauled.
3. According to the invention, the toothed ring and the screw of the port are matched, so that the toothed ring drives the pressing plate to enter the inner groove, the movable pressing plate presses the outer side surface of the side plate by utilizing the inner side surface of the wedge block, and the clamping effect of the side plate on the connector by utilizing the convex strips is further improved under the movable pressing of the wedge block, so that the corresponding effect of the inner core and the connector is improved.
Drawings
FIG. 1 is an overall schematic diagram of a linear electrically tunable attenuator according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of a socket connection outside a port according to an embodiment of the present invention;
FIG. 3 is a perspective view, in cross-section, of an entire end portion of an attenuator in accordance with an embodiment of the present invention;
FIG. 4 is an overall schematic of a side panel of an embodiment of the present invention;
FIG. 5 is a schematic view of the inner side member of a flitch plate in accordance with an embodiment of the present invention;
FIG. 6 is a schematic illustration of a plurality of raised panels connected inside a flitch according to an embodiment of the present invention;
The attenuator comprises an attenuator body 1, a sticking board 2, a screw 3, a connector 4, a connector 5, a port 6, a connecting end 7, an inner core 8, a frame plate 9, an arc-shaped plate 10, a ring edge 11, a toothed ring 12, a side groove 13, an inclined rod 14, a spring 15, a side plate 16, a clamping ring 17, an inserting rod 18, a raised line 19, a square round rod 20, a convex plate 21, an inserting hole 22 and a pressing plate.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the present invention will be clearly and completely described below with reference to the embodiments.
The invention provides a linear electrically adjustable attenuator, which is shown in fig. 1 to 5, and comprises an attenuator body 1, wherein the two ends of the attenuator body 1 are respectively provided with a flitch 2, the flitch 2 is fixedly arranged at the end part of the attenuator body 1 by utilizing a plurality of screws 3, the end part of the attenuator body 1 is provided with an inner groove, the center of the inner groove is provided with a connector 4, the center of the outer side surface of the flitch 2 is provided with a port 5, the surface of the port 5 is sheathed with a connecting end 6, the outer side end of the connecting end 6 is connected with a conducting wire, the center of the inner side end of the connecting end 6 is provided with an inner core 7, the center of the flitch 2 is provided with a through hole corresponding to the inner core 7, the inner side end of the inner core 7 is inserted into the outer side end of the connector 4 by utilizing the center of the port 5, the inner side of the inner groove is provided with a limiting part limiting the connector 4, the limiting part comprises a plurality of plates 8, the inner side ends of the plates 8 are fixedly provided with arc plates 9, the inner concave surfaces of the arc plates 9 are jointed with the circumference outer side surfaces of the connector 4, and the plurality of plates 8 are matched with the connector 4 by utilizing the arc plates 9 to clamp the connector 4. The inner side end of the attaching plate 2 is correspondingly attached to the end face of the attenuator body 1, the screws 3 correspondingly penetrate through the attaching plate 2, the screws 3 and the screw of the attenuator body 1 are matched to enable the attaching plate 2 to be fixedly installed at the end of the attenuator body 1, when the attaching plate 2 is installed at the end of the attenuator body 1, the attenuator body 1 pushes the plurality of frame plates 8 to move in the inner groove through limiting components, the inner side end of the frame plates 8 is correspondingly clamped on the outer side face of the circumference of the connecting head 4 through the arc plates 9, the clamping matching of the frame plates 8 enables the connecting head 4 to be stably positioned in the center of the inner groove, the inner side of the connecting head 4 is prevented from deflecting, the connecting end 6 is spliced on the outer side of the port 5, the inner core 7 at the center of the connecting end 6 corresponds to the penetrating port 5 until the inner side end of the inner core 7 is connected with the outer side end of the connecting head 4, and the outer components are convenient to communicate with the attenuator body 1 through the inner core 7 and the connecting head 4.
In fig. 1 and fig. 2, the inner side of the circumferential outer side surface of the connecting end 6 is fixed with a ring edge 10, the inner side end of the connecting end 6 is rotatably sleeved with a toothed ring 11, the outer side of the toothed ring 11 is rotatably sleeved outside the ring edge 10, the inner side end of the toothed ring 11 is spirally sleeved on the circumferential outer side surface of the port 5, and the inner side surface of the toothed ring 11 is attached to the outer side surface of the attaching plate 2. The inner side of the toothed ring 11 corresponds to the outer side of the port 5, the toothed ring 11 is rotated, the toothed ring 11 and the port 5 are in spiral fit, so that the toothed ring 11 moves on the surface of the port 5, the moving toothed ring 11 drives the connecting end 6 to be close to the port 5 by using the annular edge 10, the moving connecting end 6 drives the inner core 7 to enter the inner groove of the attenuator body 1, and when the inner side of the toothed ring 11 is attached to the outer side of the flitch 2, the inner side of the inner core 7 is connected with the outer side of the connector 4.
In fig. 3, the inner side wall of the inner tank is provided with a plurality of side grooves 12, inclined rods 13 are fixed on the inner sides of the side grooves 12, the outer ends of the frame plates 8 are slidably sleeved on the surfaces of the inclined rods 13, the outer ends of the frame plates 8 are spliced on the inner sides of the side grooves 12, springs 14 are sleeved on the surfaces of the inclined rods 13, one ends of the springs 14 are connected with the inner sides of the frame plates 8, and the other ends of the springs 14 are connected with the inner sides of the inner tank. The distance between the inner end of the inclined rod 13 and the center line of the connector 4 is smaller than the distance between the outer end of the inclined rod 13 and the center line of the connector 4, and when the frame plate 8 moves inwards in the side groove 12, the outer end of the moving frame plate 8 slides on the surface of the inclined rod 13. When the flitch 2 utilizes limiting components to enable a plurality of shelf boards 8 to move inwards in the inner groove, the outer side ends of the shelf boards 8 press springs 14 on the surface of the inclined rod 13 at the inner side of the side groove 12, due to the inclined arrangement of the inclined rod 13, when the inner side surfaces of the shelf boards 8 slide on the surfaces of the inclined rod 13, the arc boards 9 at the inner side ends of the shelf boards 8 are gradually close to the connecting heads 4 until the inner side surfaces of the flitch 2 are attached to the end surfaces of the attenuator body 1, the inner concave surfaces of the arc boards 9 are attached to the outer circumferential surfaces of the connecting heads 4, and the plurality of shelf boards 8 enable the connecting heads 4 to be horizontally positioned in the inner groove by utilizing the arc boards 9, so that the connecting heads 4 are prevented from inclining inwards in the inner groove.
In fig. 3 to 5, the limiting component includes a plurality of side plates 15, and a plurality of side plates 15 encircle in connector 4 lateral part, and a plurality of side plates 15 and a plurality of frame plates 8 one-to-one, side plate 15 is in between frame plate 8 and flitch 2, and arc 9 evagination face both sides all are fixed with snap ring 16, the side plate 15 terminal surface is fixed with two inserted bars 17, and two inserted bars 17 and two snap rings 16 one-to-one, and inserted bars 17 correspond to peg graft in snap ring 16 inboard, and side plate 15 terminal surface and frame plate 8 lateral surface laminating. The side plates 15 are in one-to-one correspondence with the side plates 8, at the moment, the inserting rods 17 on the end surfaces of the side plates 15 are in correspondence with the clamping rings 16 on the outer convex surfaces of the arc plates 9 until the inner side ends of the inserting rods 17 are inserted into the inner sides of the clamping rings 16, the flitch 2 is close to the end surfaces of the attenuator body 1, the flitch 2 drives the side plates 8 to move inwards in the inner grooves by the aid of the side plates 15, the mounting of the flitch 2 is completed by the aid of the plurality of screws 3, the plurality of screws 3 on the flitch 2 are unscrewed, the spring 14 enables the side plates 8 to move outwards in the inner sides of the side grooves 12, the moving side plates 8 drive the side plates 15 to move outwards by the aid of the clamping rings 16 and the inserting rods 17, the outwards moved side plates 15 enable the flitch 2 to be far away from the attenuator body 1, rapid inspection of the connector 4 in the inner grooves of the attenuator body 1 can be performed, and meanwhile, rapid overhaul of the damaged connector 4 can be performed.
In fig. 3 to 6, the inner side of the side plate 15 is fixed with a protruding strip 18, the inner concave surface of the protruding strip 18 and the outer side of the circumference of the connector 4, the outer side of the side plate 15 is fixed with a square round rod 19, the inner end of the board 2 is fixed with a plurality of protruding plates 20, the plurality of side plates 15 and the plurality of protruding plates 20 are in one-to-one correspondence, the outer end of the square round rod 19 correspondingly penetrates the protruding plates 20, and the outer end of the square round rod 19 is fixed with a circular plate. Because the surface of the convex plate 20 is provided with the square and round groove corresponding to the square and round rod 19, the side plate 15 is prevented from rotating at the center of the convex plate 20 by using the square and round rod 19, the flitch 2 corresponds to the end part of the attenuator body 1, the square and round rod 19 is pushed to slide at the inner side of the square and round groove of the convex plate 20, the inserted rod 17 at the end part of the side plate 15 corresponds to the clamping ring 16 of the outer convex surface of the arc plate 9, and the side plate 15 is conveniently inserted at the inner side of the clamping ring 16 by using the inserted rod 17. When the movable attaching plate 2 utilizes the convex plate 20 and the square round rod 19 to enable the side plate 15 to push the side plate 8 to move inwards, the inner moving side plate 8 drives the side plate 15 to be close to the connector 4 under the limit of the inclined rod 13, when the concave surface of the arc plate 9 is attached to the circumferential outer side surface of the connector 4, the concave surface of the convex strip 18 of the inner side surface of the side plate 15 is attached to the circumferential outer side surface of the connector 4, and the limit fit of the arc plates 9 and the convex strips 18 is utilized to enable the connector 4 to be horizontally positioned in the inner groove of the attenuator body 1, so that the outer side end of the connector 4 is convenient to correspond to the inner side end of the inner core 7, and the connector 4 is prevented from being deviated due to collision.
In fig. 3 and 6, the surface of the flitch 2 is provided with a plurality of insertion holes 21, a pressing plate 22 is inserted in the insertion holes 21, a wedge block is arranged at the inner side end of the pressing plate 22, and the inner side surface of the wedge block corresponds to the outer side surface of the side plate 15. The outer end face of the pressing plate 22 is flush with the outer side face of the flitch 2, and the outer end face of the pressing plate 22 is attached to the inner side face of the toothed ring 11. The inner side surface of the wedge block is set to be an inclined surface, the inclined surface corresponds to the outer side end surface of the side plate 15, when the wedge block moves inwards under the drive of the pressing plate 22, the inner pressing plate 22 slides on the outer side end surface of the side plate 15 by utilizing the inclined surface of the wedge block, and as the pressing plate 22 is limited by the insertion holes 21 of the attaching plate 2, the inner pressing plate 22 presses the side plate 15 by utilizing the wedge block, and the clamping effect of the side plate 15 on the connector 4 by utilizing the convex strips 18 is further improved under the moving and pressing of the wedge block.
When the inner side surface of the flitch 2 is close to the end surface of the attenuator body 1, and the convex strips 18 are used for limiting the outer side part of the connector 4, the toothed ring 11 is in spiral fit with the port 5, so that the toothed ring 11 drives the pressing plate 22 to enter the inner groove, the moving pressing plate 22 presses the outer side surface of the side plate 15 by using the inner side surface of the wedge block, and the side plate 15 is continuously close to the connector 4 by using the movement and pressing of the wedge block, so that the corresponding effect of the inner core 7 and the connector 4 is improved.
The working principle of the invention is as follows:
Referring to fig. 1 to 6, the flitch 2 is corresponding to the end of the attenuator body 1, and the square round rod 19 is pushed to slide inside the square round groove of the convex plate 20, so that the insert rod 17 at the end of the side plate 15 corresponds to the snap ring 16 of the convex surface outside the arc plate 9, and the side plate 15 is conveniently inserted inside the snap ring 16 by using the insert rod 17.
When the flitch 2 is pushed to approach the attenuator body 1, the flitch 2 utilizes the convex plate 20 and the square round rod 19 to enable the side plate 15 to approach the frame plate 8 until the side plate 15 is inserted into the inner side of the clamping ring 16 by the inserting rod 17. When the movable flitch 2 is pushed to move continuously, the convex plate 20 and the square round rod 19 are utilized to enable the side plate 15 to push the rack plate 8 to move inwards, the outer side end of the rack plate 8 presses the spring 14 on the surface of the inclined rod 13 at the inner side of the side groove 12, and due to the inclined arrangement of the inclined rod 13, the arc plate 9 at the inner side end of the rack plate 8 is gradually close to the connector 4 when the inner side surface of the flitch 2 is attached to the end surface of the attenuator body 1 while the inner side surface of the rack plate 9 is gradually close to the connector 4 until the inner concave surface of the arc plate 9 is attached to the outer side surface of the circumference of the connector 4, and the arc plates 9 are utilized to enable the connector 4 to be horizontally positioned inside the inner groove, so that the connector 4 is prevented from inclining at the inner side of the inner groove.
And the frame plate 8 in the interior drives curb plate 15 to be close to connector 4 under the restriction of diagonal rod 13, and when concave surface and connector 4 circumference lateral surface laminating in arc 9, the convex strip 18 concave surface and the connector 4 circumference lateral surface laminating of side plate 15 medial surface utilize the restriction cooperation of a plurality of arcs 9 and a plurality of convex strips 18 for connector 4 horizontally is in the inside of the inside groove of attenuator body 1, makes connector 4 outside end and inner core 7 inboard end correspond, avoids inner core 7 skew connector 4 in the in-process of grafting.
When the inner side surface of the flitch 2 is close to the end surface of the attenuator body 1, and the convex strips 18 are used for limiting the outer side part of the connector 4, the plurality of screws 3 are used for completing the installation of the flitch 2, the connecting end 6 is inserted into the outer side part of the port 5, the inner core 7 at the center of the connecting end 6 corresponds to the through port 5, the toothed ring 11 is matched with the screw of the port 5 to enable the toothed ring 11 to drive the pressing plate 22 to enter the inner groove, the moving pressing plate 22 is used for extruding the outer side surface of the side plate 15 by the inner side surface of the wedge block, the moving extrusion of the wedge block is used for enabling the side plate 15 to be continuously close to the connector 4, the corresponding effect of the inner core 7 and the connector 4 is improved, and external components are conveniently communicated with the attenuator body 1 by the inner core 7 and the connector 4.
The bolts 3 on the flitch 2 are unscrewed, the spring force of the spring 14 enables the frame plate 8 to move outwards on the inner side of the side groove 12, the moving frame plate 8 drives the side plate 15 to move outwards by using the clamping ring 16 and the inserting rod 17, the flitch 2 is far away from the attenuator body 1 by the aid of the outwards moved side plate 15, the connector 4 inside the inner groove of the attenuator body 1 can be rapidly inspected, and meanwhile the damaged connector 4 can be rapidly overhauled.
The above embodiments are only for illustrating the technical solution of the present invention, and are not limiting.
Claims (6)
1. A linear electroadjusting attenuator comprises an attenuator body (1), and is characterized in that two ends of the attenuator body (1) are provided with attaching plates (2), the attaching plates (2) are fixedly installed at the end parts of the attenuator body (1) by using a plurality of screws 3, inner grooves are formed in the end parts of the attenuator body (1), connectors (4) are arranged at the center of the inner grooves, ports (5) are formed in the center of the outer side surface of the attaching plates (2), connecting ends (6) are sleeved on the surfaces of the ports (5), connecting wires are connected with the outer side ends of the connecting ends (6), inner cores (7) are arranged at the center of the inner side ends of the connecting ends (6), through holes corresponding to the inner cores (7) are formed in the center of the attaching plates, the inner side ends of the inner cores (7) are inserted into the outer side ends of the connectors (4) by the centers of the ports (5), limiting parts which limit the connectors (4) are arranged inside the inner grooves are provided with a plurality of frame plates (8), the inner side ends of the frame plates (8) are fixedly provided with arc plates (9), the inner surfaces of the inner side surfaces of the frame plates (9) are matched with the circumferences of the connectors (4) by using the arc plates (9);
the inner side wall of the inner groove is provided with a plurality of side grooves (12), inclined rods (13) are fixed on the inner sides of the side grooves (12), and springs (14) are sleeved on the surfaces of the inclined rods (13);
The limiting component comprises a plurality of side plates (15), the side plates (15) encircle the outer side part of the connector (4), the side plates (15) are in one-to-one correspondence with the plurality of frame plates (8), the side plates (15) are positioned between the frame plates (8) and the flitch (2), clamping rings (16) are fixed on two sides of the outer convex surface of the arc plate (9), two inserting rods (17) are fixed on the end face of the side plate (15), the two inserting rods (17) are in one-to-one correspondence with the two clamping rings (16), the inserting rods (17) are correspondingly inserted into the inner sides of the clamping rings (16), and the end face of the side plate (15) is attached to the outer side surface of the frame plate (8);
the side plate (15) medial surface is fixed with sand grip (18), concave surface and connector (4) circumference lateral surface in sand grip (18), side plate (15) lateral surface are fixed with square circle pole (19), flitch (2) medial extremity is fixed with a plurality of flange (20), a plurality of side plates (15) and a plurality of flange (20) one-to-one, and square circle pole (19) lateral extremity corresponds and runs through flange (20), and square circle pole (19) lateral extremity is fixed with the plectane.
2. The linear electrically tunable attenuator of claim 1, wherein:
The connecting end (6) circumference lateral surface medial part is fixed with ring limit (10), connecting end (6) medial extremity rotates and has cup jointed toothed ring (11), and toothed ring (11) lateral part rotates and cup joints in ring limit (10) outside, and toothed ring (11) medial extremity spiral cup joints in port (5) circumference lateral surface, toothed ring (11) medial surface and flitch (2) lateral surface laminating.
3. The linear electrically tunable attenuator of claim 2, wherein:
The outer side end of the frame plate (8) is sleeved on the surface of the inclined rod (13) in a sliding mode, the outer side end of the frame plate (8) is inserted into the inner side of the side groove (12), one end of the spring (14) is connected with the inner side surface of the frame plate (8), and the other end of the spring (14) is connected with the inner side surface of the inner groove.
4. A linear electrically tunable attenuator according to claim 3, wherein:
the distance between the inner side end of the inclined rod (13) and the central line of the connector (4) is smaller than the distance between the outer side end of the inclined rod (13) and the central line of the connector (4), and when the frame plate (8) moves inwards in the side groove (12), the outer side end of the moving frame plate (8) slides on the surface of the inclined rod (13).
5. The linear electrically tunable attenuator of claim 4, wherein:
The surface of the flitch (2) is provided with a plurality of jacks (21), a pressing plate (22) is inserted into the jacks (21), a wedge block is arranged at the inner side end of the pressing plate (22), and the inner side surface of the wedge block corresponds to the outer side surface of the side plate (15).
6. The linear electrically tunable attenuator of claim 5, wherein:
The outer side end face of the pressing plate (22) is correspondingly flush with the outer side face of the flitch (2), and the outer side end face of the pressing plate (22) is attached to the inner side face of the toothed ring (11).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202411896394.3A CN119361995B (en) | 2024-12-23 | 2024-12-23 | Linear electrically-adjustable attenuator |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202411896394.3A CN119361995B (en) | 2024-12-23 | 2024-12-23 | Linear electrically-adjustable attenuator |
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| CN119361995A CN119361995A (en) | 2025-01-24 |
| CN119361995B true CN119361995B (en) | 2025-03-14 |
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Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212571555U (en) * | 2020-07-21 | 2021-02-19 | 武汉晨皓光通信科技有限公司 | Pull-plug type attenuator |
| CN221841076U (en) * | 2023-12-19 | 2024-10-15 | 珠海市浩讯光电技术有限公司 | Quick positioning testing device for attenuator |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6533617B1 (en) * | 2000-01-07 | 2003-03-18 | J. D'addario & Company, Inc. | Electrical plug connectors |
| CN117220089A (en) * | 2023-09-05 | 2023-12-12 | 佳铭数据科技(杭州)有限公司 | 5G communication bundling connector |
| CN220817146U (en) * | 2023-10-11 | 2024-04-19 | 昆明嘉和冶金铸造有限公司 | Spectrometer attenuator mounting fixture |
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Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN212571555U (en) * | 2020-07-21 | 2021-02-19 | 武汉晨皓光通信科技有限公司 | Pull-plug type attenuator |
| CN221841076U (en) * | 2023-12-19 | 2024-10-15 | 珠海市浩讯光电技术有限公司 | Quick positioning testing device for attenuator |
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| CN119361995A (en) | 2025-01-24 |
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