CN219123484U

CN219123484U - Spring type locking power-off protection device

Info

Publication number: CN219123484U
Application number: CN202320026356.7U
Authority: CN
Inventors: 史银涛; 乐焕军; 袁大龙; 魏继超; 李雷
Original assignee: Shaanxi Tianyi Technology Co ltd
Current assignee: Shaanxi Tianyi Technology Co ltd
Priority date: 2023-01-05
Filing date: 2023-01-05
Publication date: 2023-06-02
Anticipated expiration: 2033-01-05

Abstract

The utility model provides a spring type locking power-off protection device which comprises a bolt clamp, a fixing piece, a locking switch fixing piece, a protection switch and a spring adjusting device, wherein the bolt clamp is arranged on the fixing piece; the outer side of the lower end of the fixing piece is connected with a bolt clamp, and the upper end of the bolt clamp is connected with an antenna surface; the locking switch fixing piece is fixedly connected to the lower portion of the fixing piece, the protection switch is arranged on the locking switch fixing piece, one end of the spring adjusting device is connected with the lower end of the door bolt clamp, and the other end of the spring adjusting device is connected with the locking switch fixing piece. In the utility model, after the antenna is stored, the U-shaped screw rod of the latch clamp is used for fixing the antenna surface, and the handle is used for pushing the ball head adjusting rod forward, so that the spring in the ejector cylinder is extruded, and the ejector pin at the front end of the ball head adjusting rod contacts the protection switch to achieve the purpose of power failure. The utility model has simple structure; the U-shaped screw rod is not separated from the antenna surface, so that the power-on cannot be started, the space is saved, and the reliability is high.

Description

Spring type locking power-off protection device

Technical Field

The utility model belongs to the field of machinery, and particularly relates to a spring type locking power-off protection device.

Background

The vehicle-mounted static medium-pass antenna in the current market has the advantages that the antenna surface is limited to vibrate by the hard limit of the antenna when being stored and transported, and part of the antenna surface does not have a power-on and power-off protection and compression fixing device or most of devices are assembled by various parts because of complex structures, so that the occupied space is large.

On the current market, on-vehicle quiet well leads to the antenna, and its antenna face is fixed by antenna self hard limit when collecting the transportation, prevents its vibrations, if forget to turn on limit switch when reaching the destination start use, directly opens the opportunity and leads to the antenna face to damage, designs a power-off protection device now, can be by the power-off protection device suggestion when starting needs the outage to open limit switch after just can normally start the use.

Disclosure of Invention

In order to solve the problems that the existing device occupies a large space and is damaged due to insufficient power-off protection, the utility model provides a spring type locking power-off protection device. The keeper clamp is manually disengaged prior to antenna activation. The spring in the top needle cylinder ejects the ball head adjusting rod backwards under the reaction force, so that the front end of the ball head adjusting rod is separated from the protection switch to achieve the aim of electrifying. The utility model has simple structure; the power-off device is not separated from the device which can not be started, saves space and has high reliability.

The utility model adopts the technical scheme that:

a spring type locking power-off protection device comprises a latch clamp, a fixing piece, a locking switch fixing piece, a protection switch and a spring adjusting device; the outer side of the lower end of the fixing piece is connected with a bolt clamp, and the upper end of the bolt clamp is connected with an antenna surface; the locking switch fixing piece is fixedly connected to the lower portion of the fixing piece, the protection switch is arranged on the locking switch fixing piece, one end of the spring adjusting device is connected with the lower end of the door bolt clamp, and the other end of the spring adjusting device is connected with the locking switch fixing piece.

The spring adjusting device comprises a thimble cover, a spring, a thimble barrel and a ball head adjusting rod, wherein one end of the thimble barrel penetrates through the fixing piece and is connected with the thimble cover, and the thimble cover is positioned between the locking switch fixing piece and the lower end of the fixing piece; the thimble is arranged in the thimble barrel, and one end of the thimble extends out of the needle cylinder and is connected with the ball head adjusting rod positioned outside the needle cylinder; the other end of the thimble is connected with the thimble cover; the spring is arranged on the outer wall of the thimble.

The ball head adjusting rod comprises a ball head grab handle and a thimble adjusting rod, the ball head grab handle is connected with the thimble adjusting rod, and the other end of the thimble adjusting rod is connected with the thimble.

The thimble is a rod piece with a pointed end at one end, and the middle upper part of the rod piece is provided with a circular ring outer bulge.

The fixing piece is a right-angle fixing piece, and the fixing piece is arc-shaped at the right angle.

The fixing piece is fixedly connected with the locking switch fixing piece through the corner piece.

The door bolt clamp comprises a U-shaped screw rod, a door bolt clamp shaft, a connecting fixing plate, a first connecting arm, a second connecting arm and a third connecting arm, wherein the door bolt clamp shaft is connected with the lower end of the first connecting arm, the upper end of the first connecting arm is hinged with the connecting fixing plate, the connecting fixing plate is fixed on a fixing piece, two ends of the U-shaped screw rod are connected to the door bolt clamp shafts on two sides of the first connecting arm, the second connecting arm is connected with the first connecting arm, and the third connecting arm is connected with the second connecting arm.

External threads are arranged on two end parts of the U-shaped screw rod.

The protection switch is a limit switch and is arranged at the lower end of the locking switch fixing piece.

The utility model has the beneficial effects that:

in the utility model, after the antenna is stored, the U-shaped screw rod of the latch clamp is used for fixing the antenna surface, and the handle is used for pushing the ball head adjusting rod forward, so that the spring in the ejector cylinder is extruded, and the ejector pin at the front end of the ball head adjusting rod contacts the protection switch to achieve the purpose of power failure.

The keeper clamp is manually disengaged prior to antenna activation. The spring in the top needle cylinder ejects the ball head adjusting rod backwards under the reaction force, so that the front end of the ball head adjusting rod is separated from the protection switch to achieve the aim of electrifying. The utility model has simple structure; the U-shaped screw rod is not separated from the antenna surface, so that the power-on cannot be started, the space is saved, and the reliability is high.

Drawings

The present utility model will be described in further detail with reference to the accompanying drawings.

Fig. 1 is a schematic view of an antenna turret.

Fig. 2 is a schematic diagram showing protection of the antenna surface in a locked and fixed power-off state after storage.

Fig. 3 is a schematic view of the antenna surface in a locked out-of-power-on state prior to deployment.

FIG. 4 is a schematic view of a thimble dispensing lever.

FIG. 5 is a schematic view of a thimble structure.

FIG. 6 is a schematic view of a thimble cap.

Fig. 7 is a schematic view of a locking switch fixture.

Fig. 8 is a schematic view of the structure of the latch clamp connecting arm.

Fig. 9 is a three view of the bolt clamp shaft.

Fig. 10 is a schematic view of a three-dimensional structure of a bolt clamp shaft.

FIG. 11 is a schematic view of a U-shaped screw.

Fig. 12 is a schematic diagram of a limit switch structure.

In the drawings, reference numerals are:

1. an antenna surface; 2. a keeper clamp; 3. a fixing member; 4. a corner piece; 5. locking the switch fixing piece; 6.

a protection switch; 7. a thimble cover; 8. a spring; 9. a thimble; 10. a top needle cylinder; 11. a ball head adjusting rod;

201. a U-shaped screw; 202. a keeper clamp shaft; 203. connecting a fixing plate; 204. a first connecting arm; 205. a second connecting arm; 206. and a third connecting arm.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Various structural schematic diagrams according to the disclosed embodiments of the present utility model are shown in the accompanying drawings. The figures are not drawn to scale, wherein certain details are exaggerated for clarity of presentation and may have been omitted. The shapes of the various regions, layers and their relative sizes, positional relationships shown in the drawings are merely exemplary, may in practice deviate due to manufacturing tolerances or technical limitations, and one skilled in the art may additionally design regions/layers having different shapes, sizes, relative positions as actually required.

Example 1:

in order to solve the problems that the prior device occupies large space and the power-off protection is not in place, so that the antenna surface is damaged, the utility model provides a spring type locking power-off protection device shown in figures 1-12. The keeper clamp is manually disengaged prior to antenna activation. The spring in the top needle cylinder ejects the ball head adjusting rod backwards under the reaction force, so that the front end of the ball head adjusting rod is separated from the protection switch to achieve the aim of electrifying. The utility model has simple structure; the power-off device is not separated from the device which can not be started, saves space and has high reliability.

A spring type locking power-off protection device comprises a latch clamp 2, a fixing piece 3, a locking switch fixing piece 5, a protection switch 6 and a spring adjusting device; the outer side of the lower end of the fixing piece 3 is connected with the latch clamp 2, and the upper end of the latch clamp 2 is connected with the antenna surface 1; the locking switch fixing piece 5 is fixedly connected to the lower portion of the fixing piece 3, the protection switch 6 is arranged on the locking switch fixing piece 5, one end of the spring adjusting device is connected with the lower end of the door bolt clamp 2, and the other end of the spring adjusting device is connected with the locking switch fixing piece 5.

In the utility model, the antenna surface 1 is rectangular, the upper part of one end of the antenna surface is provided with a groove, and the U-shaped screw 201 of the bolt clamp 2 is connected into the groove for connection.

As shown in fig. 1, after the vehicle antenna is used, the protection switch 6 of the latch clamp 2 is locked and fixed and is powered off after the vehicle antenna is stored.

The keeper clamp 2 is released before the vehicle antenna is ready for use, as in fig. 2, and the protection switch 6 is automatically disengaged and energized.

The working principle of the utility model is as follows:

after the antenna is stored, the U-shaped screw 201 of the door bolt clamp 2 is used for fixing the antenna surface 1, and the handle is used for pushing the ball head adjusting rod 11 forward, so that the spring 8 in the thimble barrel 10 is extruded, and the thimble 9 at the front end of the ball head adjusting rod 11 touches the protection switch 6 to achieve the purpose of power failure.

The keeper clamp 2 is manually disengaged prior to antenna activation. The spring 8 in the top needle cylinder 10 ejects the ball head adjusting rod 11 backwards under the reaction force, so that the front end of the ball head adjusting rod is separated from the protection switch 6 to achieve the aim of electrifying.

The utility model has simple structure and convenient operation. The power-off device for connecting the door bolt clamp 2 with the antenna surface 1 is not separated from the device, can not be started, saves space and has high reliability.

Example 2:

based on the embodiment 1, in this embodiment, preferably, the spring adjusting device includes a thimble cover 7, a spring 8, a thimble 9, a thimble barrel 10 and a ball head adjusting rod 11, one end of the thimble barrel 10 passes through the fixing piece 3 and is connected with the thimble cover 7, and the thimble cover 7 is located between the locking switch fixing piece 5 and the lower end of the fixing piece 3; the thimble 9 is arranged in the thimble barrel 10, and one end of the thimble 9 extends out of the needle cylinder 10 and is connected with a ball head adjusting rod 11 positioned outside the needle cylinder 10; the other end of the thimble 9 is connected with the thimble cover 7; the spring 8 is arranged on the outer wall of the thimble 9.

Preferably, the ball head adjusting rod 11 comprises a ball head grab handle and a thimble adjusting rod, the ball head grab handle is connected with the thimble adjusting rod, and the other end of the thimble adjusting rod is connected with the thimble 9.

Preferably, the thimble 9 is a rod with a pointed end at one end, and an annular outer protrusion is arranged at the middle upper part of the rod.

In the utility model, the structures of the thimble adjusting rod, the thimble 9 and the thimble cover 7 are shown in figures 3, 4 and 5. In the utility model, the thimble cover 7 is a hollow cylinder with an outer step hole at one end. The thimble adjusting rod comprises a screw rod section and a rotation adjusting section, the rotation adjusting section is sleeved on the screw rod section, grooves are formed in two symmetrical sides of the rotation adjusting section, and rotation stress is facilitated. In the energized state with the antenna surface 1, the ball grip is in contact with the inner side of the third connecting arm 206 of the door bolt clamp 2.

Preferably, the fixing member 3 is a right-angle fixing member, and the fixing member 3 is arc-shaped at a right angle.

Preferably, the fixing piece 3 and the locking switch fixing piece 5 are fixedly connected through the corner piece 4.

In the present utility model, the corner piece 4 fixes the locking switch fixing member 5 on the inner side of the vertical end of the fixing member 3. And the protection switch 6 is fixed on the locking switch fixing member 5 such that the locking switch fixing member 5 and the spring adjusting means are located at both sides of the vertical end of the fixing member 3. In the present utility model, the locking switch fixing member 5 has a structure as shown in fig. 6, and includes a circular table at an upper end and a protrusion at a lower end, the protrusion being located at one side below the circular table. The protection switch 6 is fixed on the inner side of the protrusion.

Preferably, the bolt clamp 2 comprises a U-shaped screw 201, a bolt clamp shaft 202, a connecting fixing plate 203, a first connecting arm 204, a second connecting arm 205 and a third connecting arm 206, wherein the bolt clamp shaft 202 is connected with the lower end of the first connecting arm 204, the upper end of the first connecting arm 204 is hinged with the connecting fixing plate 203, the connecting fixing plate 203 is fixed on the fixing piece 3, two ends of the U-shaped screw 201 are connected to the bolt clamp shafts 202 on two sides of the first connecting arm 204, the second connecting arm 205 is connected with the first connecting arm 204, and the third connecting arm 206 is connected with the second connecting arm 205.

As shown in fig. 7, 8, 9 and 10, the structure of the keeper clamp 2 is fixed to the outer upper portion of the vertical end of the fixing member 3 by a connection fixing plate 203. Then, the first connecting arm 204 is connected to the connecting fixing plate 203 and the bolt clamp shaft 202, respectively, and both ends of the first connecting arm 204 are rotatable. Then, the third connecting arm 206 is connected with the second connecting arm 205 and then is connected with the first connecting arm 204. In use, the whole connecting arm can be lifted by holding the third connecting arm 206, so that the U-shaped screw 201 outside the first connecting arm 204 is connected with or disconnected from the antenna surface 1.

Preferably, the two ends of the U-shaped screw 201 are provided with external threads.

In the utility model, as shown in fig. 11, the external thread on the U-shaped screw 201 is screwed into the upper and lower symmetrical nuts on the bolt clamp shaft 202, so as to ensure that the U-shaped screw 201 is fixed on the bolt clamp shaft 202 at the outer end of the connecting arm one 204.

Preferably, the protection switch 6 is a limit switch, and is disposed at the lower end of the locking switch fixing member 5.

The limit switch structure in the present utility model is shown in fig. 12, and the limit switch is in the prior art, and will not be further described in the present utility model.

After the antenna is used and before transportation, the U-shaped screw 201 at the front end of the door bolt clamp 2 is hung into the clamping groove of the antenna surface 1, and the handle formed by the three connecting arms is pressed downwards by the hinge device, so that the antenna surface 1 is locked and fixed. The handle of the latch clamp 2 is pressed downwards and simultaneously the ball head adjusting rod 11 is pushed forwards, and the spring 8 in the thimble barrel 10 can lead the front end of the ball head adjusting rod 11 to be guided and contacted with the top of the protection switch 6 in operation, so as to achieve the purpose of power failure. Before the antenna is used, the door bolt clamp 2 is manually opened to enable the U-shaped screw 201 to be separated from the clamping groove of the antenna surface 1, the spring 8 in the thimble barrel 10 ejects the ball head adjusting rod 11 backwards under the reaction force while the handle of the door bolt clamp 2 is opened, and the front end protection switch 6 of the ball head adjusting rod is enabled to achieve the purposes of locking and unlocking the antenna surface 1 and electrifying.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

It is also to be understood that the terminology used in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used in this specification and the appended claims, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise.

The foregoing examples are merely illustrative of the present utility model and are not intended to limit the scope of the present utility model, and all designs that are the same or similar to the present utility model are within the scope of the present utility model. The device structure and method steps not described in detail in the present utility model are all prior art, and will not be further described in the present utility model.

Claims

1. A spring type locking power-off protection device is characterized in that: comprises a bolt clamp (2), a fixing piece (3), a locking switch fixing piece (5), a protection switch (6) and a spring adjusting device; the outer side of the lower end of the fixing piece (3) is connected with the bolt clamp (2), and the upper end of the bolt clamp (2) is connected with the antenna surface (1); the locking switch fixing piece (5) is fixedly connected to the lower portion of the fixing piece (3), the protection switch (6) is arranged on the locking switch fixing piece (5), one end of the spring adjusting device is connected with the lower end of the door bolt clamp (2), and the other end of the spring adjusting device is connected with the locking switch fixing piece (5).

2. The spring-loaded locking power-off protection device of claim 1, wherein: the spring adjusting device comprises a thimble cover (7), a spring (8), a thimble (9), a thimble cylinder (10) and a ball head adjusting rod (11), one end of the thimble cylinder (10) passes through the fixing piece (3) and is connected with the thimble cover (7), and the thimble cover (7) is positioned between the locking switch fixing piece (5) and the lower end of the fixing piece (3); the thimble (9) is arranged in the thimble cylinder (10), and one end of the thimble (9) extends out of the thimble cylinder (10) and is connected with the ball head adjusting rod (11) positioned outside the thimble cylinder (10); the other end of the thimble (9) is connected with the thimble cover (7); the spring (8) is arranged on the outer wall of the thimble (9).

3. A spring-loaded locking power-off protection device according to claim 2, wherein: the ball head adjusting rod (11) comprises a ball head grab handle and a thimble adjusting rod, the ball head grab handle is connected with the thimble adjusting rod, and the other end of the thimble adjusting rod is connected with the thimble (9).

4. A spring-loaded locking power-off protection device according to claim 2, wherein: the thimble (9) is a rod piece with a pointed end at one end, and the middle upper part of the rod piece is provided with a circular ring outer bulge.

5. The spring-loaded locking power-off protection device of claim 1, wherein: the fixing piece (3) is a right-angle fixing piece, and the fixing piece (3) is arc-shaped at a right angle.

6. The spring-loaded locking power-off protection device of claim 1, wherein: the fixing piece (3) is fixedly connected with the locking switch fixing piece (5) through the corner piece (4).

7. The spring-loaded locking power-off protection device of claim 1, wherein: the door bolt clamp (2) include U type screw rod (201), door bolt clamp axle (202), connect fixed plate (203), link arm one (204), link arm two (205) and link arm three (206), door bolt clamp axle (202) be connected with the lower extreme of link arm one (204), the upper end of link arm one (204) is articulated with connecting fixed plate (203), connect fixed plate (203) and fix on mounting (3), the both ends of U type screw rod (201) connect on door bolt clamp axle (202) of link arm one (204) both sides, link arm two (205) be connected with link arm one (204), link arm three (206) are connected with link arm two (205).

8. The spring lock-out power-off protection device of claim 7, wherein: external threads are arranged on two end parts of the U-shaped screw rod (201).

9. The spring-loaded locking power-off protection device of claim 1, wherein: the protection switch (6) is a limit switch and is arranged at the lower end of the locking switch fixing piece (5).