CN218697633U

CN218697633U - Waveguide tube clamp

Info

Publication number: CN218697633U
Application number: CN202223076276.7U
Authority: CN
Inventors: 李平; 王梅
Original assignee: Chengdu Nanjiao Technology Co ltd
Current assignee: Chengdu Nanjiao Technology Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-03-24
Anticipated expiration: 2032-11-21

Abstract

The application provides a waveguide clamp, includes: bottom plate and retaining member. At least one pair of side plates are arranged on two sides of the bottom plate, rectangular grooves perpendicular to the bottom plate are formed in the tops of the side plates, and inner racks are arranged on two inner walls of each rectangular groove in the vertical direction; the retaining member includes the ejector pin, and the bottom at its both ends is equipped with the inserted bar perpendicularly, and the both sides of inserted bar hypomere all have with internal rack complex outer rack, the inserted bar can insert to be located the rectangular channel, is equipped with a clamp plate between two inserted bars, the clamp plate is on a parallel with the ejector pin, and links to each other through an at least spring between clamp plate and the ejector pin. Not only has stable clamping effect, but also can prevent the waveguide tube from deforming.

Description

Waveguide tube clamp

Technical Field

The utility model belongs to waveguide pipe adds clamping apparatus field, especially relates to a waveguide pipe clamp.

Background

After the slot is machined on the side wall of the waveguide slot antenna, in order to ensure the surface quality of the inner wall of the waveguide, the edge of the slot corresponding to the inside of the waveguide is usually polished or ground to remove burrs on the inner wall of the waveguide. For the rigidity of assurance waveguide pipe when polishing is polished, it is fixed to need to adopt anchor clamps to carry out the centre gripping usually, and current mode mainly adopts the bench vice to carry out the centre gripping to the waveguide pipe. However, the clamping force of the bench vice is rigid clamping, and the waveguide tube is generally thin-walled tube material and is easily squeezed and deformed during clamping.

SUMMERY OF THE UTILITY MODEL

For solving prior art not enough, the utility model provides a waveguide tube anchor clamps not only has stable centre gripping effect, can prevent that waveguide tube warp moreover.

In order to realize the purpose of the utility model, the following scheme is proposed:

a waveguide clamp, comprising: bottom plate and retaining member.

At least one pair of side plates are arranged on two sides of the bottom plate, rectangular grooves perpendicular to the bottom plate are formed in the tops of the side plates, and inner racks are arranged on two inner walls of each rectangular groove in the vertical direction;

the retaining member includes the ejector pin, and the bottom at its both ends is equipped with the inserted bar perpendicularly, and the both sides of inserted bar hypomere all have with internal rack complex outer rack, the inserted bar can insert to be located the rectangular channel, is equipped with a clamp plate between two inserted bars, the clamp plate is on a parallel with the ejector pin, and links to each other through an at least spring between clamp plate and the ejector pin.

Furthermore, a rubber layer is arranged on the bottom surface of the pressing plate.

Furthermore, a screw rod is vertically arranged in the middle of the pressing plate, the upper section of the screw rod penetrates through the ejector rod, and a nut is arranged at the upper end of the screw rod.

Further, the nut is a butterfly nut.

Furthermore, two springs are arranged and symmetrically arranged on two sides of the screw rod.

Furthermore, the inner rack and the outer rack are both of a sawtooth structure, the inclined tooth surface of the outer rack inclines towards the lower parts of two sides of the inserted bar, and the inclined tooth surface of the inner rack inclines towards the upper part of the middle part of the rectangular groove.

Furthermore, two pairs of side plates are arranged on two sides of the bottom plate along the length direction and are matched with the two groups of locking pieces for use.

The beneficial effects of the utility model reside in that: utilize the bottom plate to support the waveguide pipe to carry on spacingly through the curb plate, recycle the spring at last and compress tightly the waveguide pipe through the clamp plate, compare pressure with the bench vice and alleviate more, avoid direct rigidity to compress tightly, prevent effectively that the waveguide pipe from being extruded and warp.

Drawings

The drawings described herein are for illustrative purposes only of selected embodiments and not all possible implementations, and are not intended to limit the scope of the present disclosure.

Fig. 1 shows a schematic view of a usage state of a preferred embodiment of the present application.

Fig. 2 shows a partial enlarged view at a in fig. 1.

The labels in the figure are: the device comprises a bottom plate-1, a side plate-11, a rectangular groove-111, an internal rack-112, a locking piece-2, a top rod-21, an inserted rod-22, an external rack-221, a pressure plate-3, a screw rod-31, a spring-4 and a nut-5.

Detailed Description

To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings, but the described embodiments of the present invention are some embodiments of the present invention, not all embodiments.

As shown in fig. 1 and 2, a waveguide clamp includes: a bottom plate 1 and a locking piece 2.

Specifically, as shown in fig. 1 and 2, at least one pair of side plates 11 are arranged on two sides of the bottom plate 1, a rectangular groove 111 perpendicular to the bottom plate 1 is formed in the top of each side plate 11, and inner racks 112 are arranged on two inner walls of the rectangular groove 111 in the vertical direction;

specifically, as shown in fig. 1 and 2, the locking member 2 is an inverted concave structure, and includes a top rod 21, the bottom portions of the two ends of the top rod 21 are vertically provided with an inserted bar 22, the two sides of the lower section of the inserted bar 22 are respectively provided with an external spline 221 matched with the internal spline 112, the inserted bar 22 can be inserted into the rectangular groove 111, a pressing plate 3 is arranged between the two inserted bars 22, the pressing plate 3 is parallel to the top rod 21, and the pressing plate 3 is connected with the top rod 21 through at least one spring 4.

During clamping, the waveguide tube is arranged on the bottom plate 1 and positioned between the side plates 11 on two sides, the movement of the waveguide tube in the width direction is limited by the side plates 11, the locking part 2 is connected with the bottom plate 1, the inserting rods 22 at two ends of the ejector rod 21 are respectively inserted downwards into the rectangular grooves 111 on two sides of the bottom plate 1, the locking part 2 is connected onto the bottom plate 1 through the clamping of the inner rack 112 and the outer rack 221, the ejector rod 21 is continuously pressed downwards, the spring 4 is compressed, the waveguide tube is pressed on the bottom plate 1 through the pressing plate 3 by the spring 4, so that the fixed clamping of the waveguide tube is realized, the clamp clamps clamp the waveguide tube by the elasticity of the spring 4, the waveguide tube can be effectively prevented from being extruded and deformed, and the elasticity of the spring 4 can be controlled by adjusting the depth of the inserting rods 22 into the rectangular grooves 111, so that pressing forces with different sizes are provided.

Preferably, the bottom surface of the pressure plate 3 is provided with a rubber layer to further prevent crushing of the waveguide.

Preferably, as shown in fig. 1, a screw rod 31 is vertically arranged in the middle of the pressure plate 3, the upper section of the screw rod 31 passes through the mandril 21, a nut 5 is arranged at the upper end of the screw rod 31, when the locking member 2 is disassembled, the nut 5 only needs to be rotated, the pressure plate 3 can be pulled to move upwards through the screw rod 31, so that the waveguide tube is loosened, and after the waveguide tube is taken out, the locking member 2 is moved along the width direction of the bottom plate 1, so that the external rack 221 is separated from the internal rack 112, and the locking member 2 is disassembled; when the waveguide is clamped, the nut 5 is arranged at the top end of the screw rod 31 so as to avoid influencing the pressing plate 3 to press the waveguide.

It is further preferred that the nut 5 is a wing nut, as shown in fig. 1, to facilitate direct manual operation.

Preferably, as shown in fig. 1, two springs 4 are symmetrically arranged on both sides of the screw rod 31 to maintain the pressure balance of the pressure plate 3.

Preferably, as shown in fig. 2, the inner rack 112 and the outer rack 221 are both saw-tooth structure, the inclined tooth surface of the outer rack 221 is inclined towards the lower part of two sides of the plunger 22, and the inclined tooth surface of the inner rack 112 is inclined towards the upper part of the middle part of the rectangular groove 111, so as to facilitate the insertion of the plunger 22 into the rectangular groove 111.

Preferably, as shown in fig. 1, two pairs of side plates 11 are provided on both sides of the bottom plate 1 along the length direction and are used in cooperation with the two sets of locking members 2, so that the stability of pressing the waveguide is improved.

The foregoing is only a preferred embodiment of the invention and is not intended to be the only or limiting embodiment of the invention. It should be understood by those skilled in the art that various changes and equivalent substitutions made herein may be made without departing from the scope of the invention as defined by the appended claims.

Claims

1. A waveguide clamp, comprising:

the side plates (11) are arranged on two sides of the bottom plate (1), a rectangular groove (111) perpendicular to the bottom plate (1) is formed in the top of each side plate (11), and inner racks (112) are arranged on two inner walls of each rectangular groove (111) in the vertical direction;

retaining member (2), including ejector pin (21), the bottom at its both ends is equipped with inserted bar (22) perpendicularly, the both sides of inserted bar (22) hypomere all have with inner rack (112) complex outer rack (221), inserted bar (22) can be inserted and establish in rectangular channel (111), be equipped with between two inserted bars (22) clamp plate (3), clamp plate (3) are on a parallel with ejector pin (21), and link to each other through an at least spring (4) between clamp plate (3) and ejector pin (21).

2. A waveguide clamp as claimed in claim 1, characterized in that the bottom surface of the pressure plate (3) is provided with a rubber layer.

3. The waveguide clamp as claimed in claim 1, wherein a screw (31) is vertically provided at the middle of the pressure plate (3), the upper section of the screw (31) passes through the ejector pin (21), and a nut (5) is provided at the upper end of the screw (31).

4. A waveguide clamp according to claim 3, characterized in that the nut (5) is a wing nut.

5. A waveguide clamp according to claim 3, characterized in that two springs (4) are provided, symmetrically on both sides of the screw (31).

6. The waveguide clamp according to claim 1, wherein the inner rack (112) and the outer rack (221) are both of a saw-tooth structure, the inclined tooth surface of the outer rack (221) is inclined toward the lower side of both sides of the insert rod (22), and the inclined tooth surface of the inner rack (112) is inclined toward the upper middle of the rectangular groove (111).

7. A waveguide clamp as claimed in claim 1, characterized in that the base plate (1) is provided with two pairs of side plates (11) on both sides in the longitudinal direction and adapted to two sets of locking elements (2).