CN211858861U

CN211858861U - Fixing device

Info

Publication number: CN211858861U
Application number: CN202020543406.5U
Authority: CN
Inventors: 宁新军; 张少林
Original assignee: Shenzhen Wavetown Technologies Co ltd
Current assignee: Shenzhen Wavetown Technologies Co ltd
Priority date: 2020-04-14
Filing date: 2020-04-14
Publication date: 2020-11-03
Anticipated expiration: 2030-04-14

Abstract

The utility model relates to a fixing device, include: a fixing assembly; the fixing component comprises a fixing frame and a support; the middle part of the fixing frame is provided with a clamping cavity, and the clamping cavity is used for sleeving a clamping telescopic arm; the support is provided with a jack which is communicated with the clamping cavity; the support is used for mounting a hydraulic bolt, and the hydraulic bolt penetrates through the jack and then locks the telescopic arm; the connecting assembly comprises an end plate, a connecting pin and a rubber block; the end plates are arranged on the side walls of the two opposite sides of the fixed frame, the connecting pins are used for inserting the butt-joint holes of the telescopic arms, and the rubber blocks are abutted to the telescopic arms. Above-mentioned fixing device, simple structure, convenient to use utilizes coupling assembling can effectively centre gripping on flexible arm to the support is used for the location installation hydraulic pressure bolt, utilizes the flexible each arm section that comes the locking arm that stretches out and draws back of hydraulic pressure bolt, so that stretch out and draw back the locking of arm and truss girder.

Description

Fixing device

Technical Field

The utility model relates to a mobile antenna technical field especially relates to a fixing device.

Background

In the prior art, most mobile communication base stations are fixed base stations, that is, base stations which are constructed in a specific field and used for a long time according to a certain design reference period. The system comprises a communication tower and a fixed communication machine room which is constructed in a matched manner. The base station has a huge structure, is inconvenient to maintain, and has the key that the concealment is poor and the quick transfer cannot be realized.

Therefore, a novel mobile vehicle-mounted short wave antenna is developed in the industry, but the mobile vehicle-mounted short wave antenna has a huge oscillator layer, and the oscillator layer is installed on the truss girder. The common structure can not effectively realize the locking between the truss girder and the telescopic boom, the oscillator layer is inconvenient to lift and fold, the work of the antenna is seriously influenced, and a special fixing device is required to be clamped on the telescopic boom so as to lock the telescopic boom and the truss girder.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a fixing device, simple structure, convenient to use can effectively centre gripping on flexible arm to the locking of flexible arm and truss girder is carried out.

In order to realize the utility model discloses a purpose, the utility model discloses a following technical scheme:

a fixture for mounting to a telescopic arm, the fixture comprising:

a fixing assembly; the fixing component comprises a fixing frame and supports arranged on two opposite sides of the outer surface of the fixing frame; the middle part of the fixing frame is provided with a clamping cavity, and the clamping cavity is used for sleeving and clamping the telescopic arm; the support is provided with a jack which is communicated with the clamping cavity; the support is used for mounting a hydraulic bolt, and the hydraulic bolt penetrates through the jack and locks the telescopic arm; and

a connecting assembly mounted within the stationary assembly; the connecting assembly is arranged on the side walls of the two opposite sides of the fixed frame and comprises an end plate, connecting pins arranged at the two opposite ends of the end plate and a rubber block arranged on one surface of the end plate; the end plates are arranged on the side walls of the two opposite sides of the fixed frame, the connecting pins are used for inserting the butt-joint holes of the telescopic arms, and the rubber blocks are abutted to the telescopic arms.

Above-mentioned fixing device, simple structure, convenient to use utilizes coupling assembling can effectively centre gripping on flexible arm to the support is used for the location installation hydraulic pressure bolt, utilizes the flexible each arm section that comes the locking arm that stretches out and draws back of hydraulic pressure bolt, so that stretch out and draw back the locking of arm and truss girder.

In one embodiment, the extension direction of the insertion hole and the extension direction of the clamping cavity are perpendicular to each other.

In one embodiment, a position sensor is further installed inside the support and used for controlling the expansion and contraction amount of the hydraulic bolt.

In one embodiment, the fixing assembly further comprises a locking pin mounted at the bottom end of the fixing frame; the top end of the fixing frame is provided with a positioning hole, and the positioning hole is used for the locking pin to penetrate through.

In one embodiment, the axis of the positioning hole coincides with the axis of the locking pin.

In one embodiment, the fixing assembly further comprises a telescopic rod installed in the top end of the fixing frame; and one end of the locking pin is provided with a locking hole, and the locking hole is used for the telescopic rod to penetrate through.

In one embodiment, the extending direction of the telescopic rod is intersected with the extending direction of the positioning hole.

In one embodiment, the fixing device further comprises a guide component arranged at one end of the fixing component; the guide assemblies are arranged at the top end of the fixed frame in a multi-group mode, and each group of guide assemblies comprises two guide seats arranged at intervals and a plurality of cushion blocks arranged between the guide seats; the cushion block is arranged at the top end of the fixing frame.

In one embodiment, the two guide seats are arranged to face each other, and the distance between the two guide seats is equal to the width of the bottom end of the fixed frame opposite to the guide seats.

In one embodiment, a guide block is further installed on one surface of the guide seat.

Drawings

Fig. 1 is a schematic perspective view of a fixing device according to an embodiment of the present invention;

FIG. 2 is a perspective view of a fixing assembly of the fixing device shown in FIG. 1;

FIG. 3 is a perspective view of the telescoping rod of the fixation device shown in FIG. 1;

FIG. 4 is an enlarged schematic view taken at circle A of FIG. 1;

fig. 5 is an assembly view of the fixing device and the hydraulic latch shown in fig. 1.

Reference is made to the accompanying drawings in which:

10-fixing component, 11-fixing frame, 110-clamping cavity, 12-support, 13-locking pin, 130-locking hole, 14-telescopic rod, 15-jack, 16-assembling hole and 17-positioning hole;

20-connecting component, 21-end plate, 22-connecting pin, 23-rubber block;

30-a guide assembly, 31-a guide seat, 32-a cushion block and 33-a guide block;

40-hydraulic bolt.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

Referring to fig. 1 to 5, a fixing device according to an embodiment of the present invention is configured to be mounted on a telescopic arm. The fixing device includes a fixing member 10 disposed in a substantially ring shape, a connecting member 20 mounted on an inner surface of the fixing member 10, and a guide member 30 mounted on one end of the fixing member 10.

The fixing assembly 10 includes a fixing frame 11 disposed in a substantially annular shape, a support 12 installed on two opposite sides of the outer surface of the fixing frame 11, a locking pin 13 installed at the bottom end of the fixing frame 11, and a telescopic rod 14 installed inside the top end of the fixing frame 11. The middle of the fixing frame 11 is provided with a clamping cavity 110, and the clamping cavity 110 is used for sleeving a clamping telescopic arm. The support 12 is provided with an insertion hole 15, the extending direction of the insertion hole 15 is perpendicular to the extending direction of the clamping cavity 110, and the insertion hole 15 is communicated with the clamping cavity 110. Referring to fig. 1 and 5, in the present embodiment, two opposite sides of one end of the support 12 away from the fixed frame 11 are further provided with assembling holes 16, the assembling holes 16 are used for positioning and installing a hydraulic bolt 40, the hydraulic bolt 40 penetrates through the insertion hole 15, and each arm section of the telescopic arm is locked by the expansion and contraction of the hydraulic bolt 40. Further, a position sensor (not shown) is installed inside the support 12, and the position sensor is used for controlling the expansion and contraction amount of the hydraulic latch 40.

As shown in fig. 2, the middle portions of the two opposite sides of the top end of the fixing frame 11 are respectively provided with a positioning hole 17, the axis of the positioning hole 17 coincides with the axis of the locking pin 13, and the positioning hole 17 is used for the locking pin 13 to penetrate through. One end of the locking pin 13 is provided with a locking hole 130, and the locking hole 130 is used for the telescopic rod 14 to penetrate through. In the present embodiment, the telescopic rod 14 is an electric push rod; the extending direction of the telescopic rod 14 is crossed with the extending direction of the positioning hole 17. Specifically, in practical use, when the telescopic arm retracts, the fixing devices of different arm sections are stacked, the locking pin 13 of the previous fixing device correspondingly penetrates through the positioning hole 17 of the next fixing device, and then the telescopic rod 14 is started to extend and penetrate through the locking hole 130, so that the two fixing devices are fixed relatively.

It is understood that, in other embodiments, the telescopic rod 14 may also be a device with a telescopic function, such as a linear motor, an air cylinder, or a push-pull electromagnet, and the like, and can perform the same function as the present embodiment, and is not limited to the electric push rod in the present embodiment.

As shown in fig. 4, the connecting members 20 are mounted on opposite side walls of the fixing frame 11, and each connecting member 20 includes an end plate 21, connecting pins 22 mounted on opposite ends of the end plate 21, and rubber blocks 23 mounted on one surface of the end plate 21. The end plate 21 is installed on the relative both sides lateral wall of mount 11, and during the equipment, flexible arm wears to establish centre gripping chamber 110 in, and the flexible arm of block rubber 23 butt, connecting pin 22 starts to insert and locates in the butt joint hole of flexible arm after flexible arm targets in place, realizes being connected of flexible arm and fixing device in this embodiment.

The guide assemblies 30 are mounted at the top end of the fixed frame 11 in a multi-group manner, and each group of guide assemblies 30 comprises two guide seats 31 arranged at intervals and a plurality of cushion blocks 32 mounted between the two guide seats 31; the pad 32 is mounted on the top end of the fixing frame 11. In this embodiment, the two guide seats 31 are disposed facing each other, and the distance between the two guide seats 31 is equal to the width of the bottom end of the fixing frame 11 opposite to the guide seats 31, so that the bottom end of the previous fixing device can be correspondingly embedded between the guide seats 31 at the top end of the next fixing device when the two fixing devices are stacked on each other. Furthermore, a guide block 33 is further installed on the opposite side of each guide seat 31, and when two fixing devices are stacked, the bottom end of the previous fixing device can conveniently slide into the position between the guide seats 31 on the top end of the next fixing device along the guide block 33, so that convenience is improved.

The fixing device is simple in structure and convenient to use, the connecting assembly 20 can be effectively clamped on the telescopic arm, the support 12 is used for positioning and installing the hydraulic bolt 40, and the telescopic arm sections of the telescopic arm are locked by the telescopic effect of the hydraulic bolt 40, so that the telescopic arm and the truss girder are locked conveniently.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. A securing device for mounting to a telescopic arm, the securing device comprising:

2. The fixture according to claim 1, wherein the direction of extension of the receptacle and the direction of extension of the clamping cavity are perpendicular to each other.

3. The fixing device as claimed in claim 1, wherein a position sensor is further installed inside the support, and the position sensor is used for controlling the expansion and contraction amount of the hydraulic bolt.

4. The fastening device of claim 1, wherein the fastening assembly further comprises a locking pin mounted to a bottom end of the fastening bracket; the top end of the fixing frame is provided with a positioning hole, and the positioning hole is used for the locking pin to penetrate through.

5. A securement device as in claim 4 wherein the axis of said alignment hole coincides with the axis of said locking pin.

6. The fixation device of claim 4, wherein the fixation assembly further comprises a telescoping rod mounted within the top end of the fixation frame; and one end of the locking pin is provided with a locking hole, and the locking hole is used for the telescopic rod to penetrate through.

7. The fixing device as claimed in claim 6, wherein the extension direction of the telescopic rod intersects with the extension direction of the positioning hole.

8. The fixture according to claim 1, further comprising a guide assembly mounted to an end of said fixture assembly; the guide assemblies are arranged at the top end of the fixed frame in a multi-group mode, and each group of guide assemblies comprises two guide seats arranged at intervals and a plurality of cushion blocks arranged between the guide seats; the cushion block is arranged at the top end of the fixing frame.

9. The fixing device according to claim 8, wherein two guide seats are disposed facing each other, and a distance between the two guide seats is equal to a width of a bottom end of the fixing frame opposite to the guide seats.

10. The fixture according to claim 8, wherein a guide block is further mounted to one face of the guide housing.