Heating plate connector

Abstract

The utility model provides a heating plate connector which comprises a supporting seat, a connecting plate is arranged at the upper end of the supporting seat, the upper surface of the connecting plate is sunken downwards to form a through hole penetrating through the upper surface and the lower surface of the connecting plate, the right surface of the connecting plate is sunken leftwards to form a circular groove, and the through hole is communicated with the circular groove. A connecting column is slidably arranged in the circular groove, the left end of the connecting column is attached to the conducting rod, the upper surface of the connecting column is sunken downwards to form a circular hole penetrating through the upper surface and the lower surface of the connecting column, the outer surface of the connecting column is sunken inwards to form spiral grooves, and the through hole communicates with the rightmost spiral groove. The other end of the wire is wound in the spiral groove and extends to the upper side of the connecting plate, the right end of the connecting column is provided with a conical cover which is narrow in the left and wide in the right, the right end of the conical cover is attached to a screw rod, the screw rod is in threaded connection in the circular groove, the connecting column and the conducting rod are connected through the design, and the wire core is prevented from falling off.

Description

Technical Field

[0001] The utility model relates to a heating plate connector, belonging to the technical field of vacuum freeze drying machines. Background Art

[0002] The vacuum freeze dryer is suitable for high-grade APIs, in which the heating plate is one of the important components of the vacuum freeze dryer. In order to make the heating plate work normally, a connector is generally installed on the heating plate. In the prior art, the heating plate connector generally consists of a joint structure with a socket, and the joint structure is electrically connected to the connector and a bolt threaded in the socket. When in use, the wire core of the wire is first inserted into the socket, and then the bolt is rotated to move the rod of the bolt downward, and then the wire core is clamped by the rod of the bolt, which will make the wire core electrically connected to the heating plate;

[0003] However, the rod of the bolt will wear the wire core during the downward rotation process. When an external force pulls the wire, the wire is likely to fall off under the action of the pulling force. Therefore, it is necessary to design a heating plate connector to solve the above problem. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model aims to provide a heating plate connector to solve the problems raised in the above-mentioned background technology. The utility model realizes the connection between the connecting column and the conductive rod to prevent the wire core from falling off.

[0005] In order to achieve the above-mentioned purpose, the utility model is realized through the following technical scheme: a heating plate connector, including a support seat, the upper end of the support seat is provided with a connecting plate, the upper surface of the connecting plate is recessed downward to form a through hole penetrating the upper and lower surfaces of the connecting plate, the right surface of the connecting plate is recessed to the left to form a circular groove, the through hole is connected and arranged in communication with the circular groove, a plurality of conductive rods are equidistantly arranged in the connecting plate, a connecting column is slidably arranged in the circular groove, the left end of the connecting column is fitted with the conductive rod, the upper surface of the connecting column is recessed downward to form a circular hole penetrating the upper and lower surfaces of the connecting column, the outer surface of the connecting column is recessed inward to form a spiral groove, the through hole is connected and arranged in communication with the rightmost spiral groove, one end of the electric wire is provided in the circular hole, the other end of the electric wire is wound in the spiral groove and extends to the upper side of the connecting plate, and a conical cover is provided at the right end of the connecting column, which is narrow on the left and wide on the right, the right end of the conical cover is fitted with a screw, and the screw is threadedly connected in the circular groove.

[0006] Furthermore, a circular disk is arranged at the right end of the screw rod, and the circular disk is arranged on the right side of the connecting plate. The right surface of the circular disk is recessed to the left to form a hexagonal groove.

[0007] Furthermore, a sealing gasket is provided at the outer end of the connecting column, and the sealing gasket is located between the connecting plate and the circular disk, and the sealing gasket is arranged in a close fit with the connecting plate and the circular disk.

[0008] Furthermore, the right surface of the connecting column is recessed to the left to form a placement groove, and one end of a cylinder is arranged at the left end of the screw rod, and the other end of the cylinder extends into the placement groove.

[0009] Furthermore, a ball head is arranged at the left end of the cylinder, the ball head is located in the placement groove, the ball head is in a semicircular structure, and the ball head and the cylinder are in an integrated structure.

[0010] Furthermore, both upper and lower ends of the connecting column are recessed inward to form a conical groove, and the two conical grooves are respectively connected to the upper and lower ends of the circular hole, and the electric wire passes through the conical groove.

[0011] Beneficial effects of the utility model:

[0012] 1. First, pass the wire through the through hole, then strip the wire and wind the wire core in the spiral groove. Next, place the connecting post in the circular groove. At this time, rotate the circular disk to make the stud contact with the conical cover, thereby pushing the connecting post to the left, realizing the connection between the connecting post and the conductive rod, and preventing the wire core from falling off. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

[0014] Figure 1 This is a structural schematic diagram of a heating plate connector of the utility model;

[0015] Figure 2 This is a cross-sectional view of a heating plate connector of the utility model;

[0016] Figure 3 for Figure 2 A magnified view of part A;

[0017] In the figure: 1-connecting plate, 2-circular groove, 3-wire, 4-through hole, 5-screw, 6-conical cover, 7-support seat, 8-connecting column, 9-spiral groove, 10-circular hole, 11-conductive rod, 51-sealing pad, 52-circular disk, 53-hexagonal groove, 54-cylinder, 55-ball head, 101-conical groove. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] See also Figure 1 , Figure 2 and Figure 3 The utility model provides a technical solution: a heating plate connector, including a support seat 7, through which the support seat 7 provides an installation space for the connecting plate 1, a connecting plate 1 is arranged on the upper end of the support seat 7, and the connecting plate 1 is used to provide an opening space for the opening of the circular groove 2, the upper surface of the connecting plate 1 is recessed downward to form a through hole 4 that penetrates the upper and lower surfaces of the connecting plate 1, and the through hole 4 provides an installation space for the wire 3, the right surface of the connecting plate 1 is recessed to the left to form a circular groove 2, and the circular groove 2 is used to provide an installation space for the connecting column 8, the through hole 4 is connected and arranged with the circular groove 2, a plurality of conductive rods 11 are equidistantly arranged in the connecting plate 1, and the conductive rod 11 realizes the conductive effect, the connecting column 8 is slidably arranged in the circular groove 2, and the connecting column 8 is used to provide a holding space for the wire core, and the left end of the connecting column 8 is in contact with the conductive rod 11;

[0020] The upper surface of the connecting column 8 is recessed downward to form a circular hole 10 that passes through the upper and lower surfaces of the connecting column 8, and the circular hole 10 provides installation space for the wire core. The outer surface of the connecting column 8 is recessed inward to form a spiral groove 9, and the spiral groove 9 is used to provide installation space for the wire core. The through hole 4 is connected to the spiral groove 9 on the far right, and one end of the wire 3 is arranged in the circular hole 10, and the connection with the external power supply is achieved through the wire 3. The other end of the wire 3 is wound in the spiral groove 9 and extends to the upper side of the connecting plate 1. A conical cover 6 that is narrow on the left and wide on the right is provided at the right end of the connecting column 8, and the conical cover 6 is used to block the wire core. The right end of the conical cover 6 fits the screw 5, and the screw 5 provides installation space for the cylinder 54, and the screw 5 is threadedly connected in the circular groove 2;

[0021] A circular disk 52 is arranged at the right end of the screw 5, and the circular disk 52 is used to provide a space for the hexagonal groove 53. The circular disk 52 is arranged on the right side of the connecting plate 1, and the right surface of the circular disk 52 is recessed to the left to form the hexagonal groove 53. The hexagonal groove 53 facilitates the rotation of the circular disk 52. A sealing gasket 51 is arranged at the outer end of the connecting column 8, and the sealing gasket 51 is used to achieve sealing operation. The sealing gasket 51 is located between the connecting plate 1 and the circular disk 52, and the sealing gasket 51 is arranged in a close fit with the connecting plate 1 and the circular disk 52. The upper and lower ends of the connecting column 8 are recessed inward to form a tapered groove 101, and the tapered groove 101 is used to guide the wire 3. The two tapered grooves 101 are respectively connected to the upper and lower ends of the circular hole 10, and the wire 3 passes through the tapered groove 101;

[0022] The right surface of the connecting column 8 is recessed to the left to form a placement groove, and the placement groove is used to provide an installation space for the cylinder 54. One end of the cylinder 54 is set at the left end of the screw 5, and the positioning and installation of the screw 5 is realized by the cylinder 54. The other end of the cylinder 54 extends into the placement groove, and a ball head 55 is set at the left end of the cylinder 54. The ball head 55 is used to protect the cylinder 54. The ball head 55 is in the placement groove, and the ball head 55 has a semicircular structure. The ball head 55 and the cylinder 54 are an integrated structure.

[0023] When in use, first pass the wire 3 through the through hole 4, then pull the wire 3 so that the wire 3 is pulled out of the circular groove 2, and then the wire 3 is stripped, then the wire core is passed through the circular hole 10, and after completion, the wire core is wound in the spiral groove 9, and the wire core is completely buried in the spiral groove 9, so that one end of the connecting column 8 is placed in the circular groove 2, and then the wire core is pulled, and then the connecting column 8 enters the circular groove 2 under the action of the pulling force, and then the screw rod 5 is picked up, so that the screw rod 5 is aligned with the circular groove 2 , and then insert the hexagonal tool into the hexagonal groove 53 and rotate it, so that the circular disk 52 rotates, and then the screw 5 rotates. Because the screw 5 is threadedly connected to the circular groove 2, the rotation of the screw 5 will drive the cylinder 54 to move to the left, and then the cylinder 54 enters the placement groove. When the screw 5 rotates to the specified position, the stud will contact the conical cover 6, thereby pushing the connecting column 8 to move to the left, and then the connecting column 8 will fit with the conductive rod 11, thereby realizing the connection between the connecting column 8 and the conductive rod 11 and preventing the wire core from falling off.

[0024] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A heating plate connector, characterized in that: The invention comprises a support seat (7), a connecting plate (1) is arranged at the upper end of the support seat (7), the upper surface of the connecting plate (1) is recessed downward to form a through hole (4) penetrating the upper and lower surfaces of the connecting plate (1), the right surface of the connecting plate (1) is recessed to the left to form a circular groove (2), the through hole (4) is connected to the circular groove (2), a plurality of conductive rods (11) are arranged at equal intervals in the connecting plate (1), a connecting column (8) is slidably arranged in the circular groove (2), the left end of the connecting column (8) is in contact with the conductive rod (11), and the upper surface of the connecting column (8) is recessed downward to form a through hole (4) penetrating the upper and lower surfaces of the connecting plate (1). A circular hole (10) passes through the upper and lower surfaces of the connecting column (8), the outer surface of the connecting column (8) is recessed inward to form a spiral groove (9), the through hole (4) is connected to the rightmost spiral groove (9), one end of the wire (3) is arranged in the circular hole (10), the other end of the wire (3) is wound in the spiral groove (9) and extends to the upper side of the connecting plate (1), and a conical cover (6) arranged to be narrow on the left and wide on the right is provided at the right end of the connecting column (8), the right end of the conical cover (6) is fitted with a screw rod (5), and the screw rod (5) is threadedly connected in the circular groove (2).

2. A heating plate connector according to claim 1, characterized in that: A circular disk (52) is arranged at the right end of the screw rod (5), and the circular disk (52) is arranged on the right side of the connecting plate (1). The right surface of the circular disk (52) is recessed to the left to form a hexagonal groove (53).

3. A heating plate connector according to claim 2, characterized in that: A sealing gasket (51) is provided at the outer end of the connecting column (8), and the sealing gasket (51) is located between the connecting plate (1) and the circular disk (52). The sealing gasket (51), the connecting plate (1) and the circular disk (52) are arranged in a close fit.

4. A heating plate connector according to claim 1, characterized in that: The right surface of the connecting column (8) is recessed to the left to form a placement groove, and one end of a cylinder (54) is arranged at the left end of the screw rod (5), and the other end of the cylinder (54) extends into the placement groove.

5. A heating plate connector according to claim 4, characterized in that: A ball head (55) is arranged at the left end of the cylinder (54). The ball head (55) is located in the placement groove. The ball head (55) is a semicircular structure. The ball head (55) and the cylinder (54) are an integrated structure.

6. A heating plate connector according to claim 1, characterized in that: The upper and lower ends of the connecting column (8) are both recessed inwards to form a conical groove (101), the two conical grooves (101) are respectively connected to the upper and lower ends of the circular hole (10), and the electric wire (3) passes through the conical groove (101).

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