CN211343620U

CN211343620U - Bolt device

Info

Publication number: CN211343620U
Application number: CN201922061948.9U
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: 2019-11-26
Filing date: 2019-11-26
Publication date: 2020-08-25
Anticipated expiration: 2029-11-26

Abstract

The utility model relates to a bolt device, which is used for being installed on a supporting seat and comprises a driving piece and a bolt component connected with one end of the driving piece; the driving piece comprises a fixed plate, a barrel body connected with the fixed plate and a telescopic rod movably arranged in the barrel body; the bolt component comprises an adapter plate and bolts connected with two opposite ends of the adapter plate; the telescopic rod is connected with the adapter plate. Above-mentioned bolt device, simple structure, convenient to use connects the driving piece on the supporting seat through the fixed plate to utilize telescopic link drive bolt subassembly to stretch into in the supporting seat and lock the truss roof beam, realize the locking between oscillator layer and the flexible arm, make things convenient for the oscillator layer to go up and down and draw in.

Description

Bolt device

Technical Field

The utility model relates to a mobile antenna technical field especially relates to a bolt 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, which is inconvenient for the vibrator layer to lift and fold, and seriously influences the work of the antenna.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model provides a bolt device, simple structure, convenient to use can realize the locking between oscillator layer and the flexible arm effectively, makes things convenient for the oscillator layer to go up and down and draw in.

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

a bolt device is used for being installed on a supporting seat and comprises a driving piece and a bolt component connected to one end of the driving piece; the driving piece comprises a fixed plate, a barrel body connected with the fixed plate and a telescopic rod movably arranged in the barrel body; the bolt component comprises an adapter plate and bolts connected with two opposite ends of the adapter plate; the telescopic rod is connected with the adapter plate.

Above-mentioned bolt device, simple structure, convenient to use connects the driving piece on the supporting seat through the fixed plate to utilize telescopic link drive bolt subassembly to stretch into in the supporting seat and lock the truss roof beam, realize the locking between oscillator layer and the flexible arm, make things convenient for the oscillator layer to go up and down and draw in.

In one embodiment, the middle part of the adapter plate is provided with a jack, and the jack is used for accommodating the telescopic rod; the adapter plate is further provided with a through hole, the extending direction of the through hole is perpendicular to the extending direction of the jack, and the through hole is communicated with the jack.

In one embodiment, a positioning hole is formed in one end, away from the barrel, of the telescopic rod along the radial direction of the telescopic rod, and the positioning hole corresponds to the through hole; the bolt assembly also comprises a locking pin penetrating through the adapter plate; the locking pin is used for penetrating the through hole and the positioning hole.

In one embodiment, the locking pin comprises a flat-head pin and a clamping pin penetrating through the tail end of the flat-head pin; the flat head pin penetrates through the through hole and the positioning hole.

In one embodiment, the fixing plate has assembling holes formed on opposite sides thereof, and the fixing plate can be fixedly coupled to the supporting base by fastening members such as screws.

In one embodiment, the driving member further comprises a guide sleeve arranged at one end of the cylinder body; the telescopic rod penetrates through and protrudes to exceed the guide sleeve.

In one embodiment, two opposite ends of the cylinder are respectively provided with oil nozzles; and a gasket, an elastic pad and a plug screw are respectively arranged on the cylinder body corresponding to each oil nozzle.

In one embodiment, the two opposite ends of the adapter plate are respectively provided with a mounting hole, and the bolt penetrates through the mounting holes.

In one embodiment, the latch assembly further comprises a limiting plate arranged at two opposite ends of one surface of the adapter plate; the limiting plate is located on one side of the bolt and used for abutting against the bolt.

In one embodiment, one end of the bolt is provided with a boss, and the end face of the boss is used for abutting against the limit plate.

Drawings

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

FIG. 2 is an exploded view of the latch mechanism of FIG. 1;

FIG. 3 is an exploded view of the latch device of FIG. 1 from another perspective of the actuator;

FIG. 4 is an exploded view of the telescoping rod and guide sleeve of the latch device shown in FIG. 3;

FIG. 5 is a view of the deadbolt assembly shown in FIG. 1 in use.

Reference is made to the accompanying drawings in which:

100-a latch means;

10-driving piece, 11-fixing plate, 110-assembly hole, 12-cylinder, 13-guide sleeve, 131-O-shaped ring, 132-check ring, 133-shaft guide ring, 134-first sealing ring, 135-second sealing ring, 136-dust ring, 14-telescopic rod, 141-piston, 142-piston guide ring, 143-piston sealing ring, 15-positioning hole, 16-oil nozzle, 17-gasket, 18-elastic pad and 19-plug screw;

20-plug pin component, 21-adapter plate, 22-plug pin, 220-boss, 23-locking pin, 231-flat head pin, 232-bayonet pin, 24-limiting plate, 25-jack, 26-through hole and 27-mounting hole.

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 latch device 100 according to an embodiment of the present invention is installed on a support base 200, the support base 200 is installed on a telescopic boom, and one end of the latch device 100 is used for locking a truss beam after extending into the support base 200. The latch device 100 includes a driving member 10 and a latch assembly 20 connected to an end of the driving member 10.

The driving part 10 comprises a fixing plate 11, a cylinder 12 connected with the fixing plate 11, a guide sleeve 13 arranged at one end of the cylinder 12 and an expansion rod 14 movably arranged in the cylinder 12; the telescopic rod 14 penetrates and protrudes beyond the guide sleeve 13. In this embodiment, a through hole (not shown) is formed in the middle of the fixing plate 11, and the through hole is used for accommodating the through-hole of the cylinder 12. Assembling holes 110 are respectively formed on two opposite sides of the fixing plate 11, and the latch device 100 of the present embodiment can be fixedly connected to the supporting base 200 by inserting fasteners such as screws into the assembling holes 110.

In the present embodiment, the guide sleeve 13 is provided in a substantially cylindrical shape, and the guide sleeve 13 is attached to the inside of one end of the cylindrical body 12. Specifically, an O-ring 131 and a retainer ring 132 are fitted around the outside of the guide sleeve 13, and the O-ring 131 and the retainer ring 132 are interposed between the guide sleeve 13 and the cylinder 12. A guide ring 133 for a shaft, a first sealing ring 134, a second sealing ring 135 and a dust ring 136 are arranged in the guide sleeve 13, and the guide ring 133 for the shaft, the first sealing ring 134, the second sealing ring 135 and the dust ring 136 are all clamped between the guide sleeve 12 and the telescopic rod 14; the shaft guide ring 133 is attached to the inside of the end of the guide sleeve 13 facing the cylinder 12, and the dust seal 136 is attached to the inside of the end of the guide sleeve 13 facing the plug assembly 20.

Furthermore, one end of the telescopic rod 14 located inside the cylinder 12 is connected with a piston 141, and a piston guide ring 142 and a piston sealing ring 143 are sleeved on the piston 141; the piston guide ring 142 and the piston seal ring 143 are interposed between the piston 141 and the cylinder 12. One end of the telescopic rod 14 far away from the barrel 12 is provided with a positioning hole 15 along the radial direction of the telescopic rod 14, and the positioning hole 15 is used for positioning the connecting pin assembly 20.

In this embodiment, the driving member 10 is a hydraulic cylinder, the opposite ends of the cylinder 12 are respectively provided with oil nipples 16, and the cylinder 12 is respectively provided with a gasket 17, an elastic pad 18 and a screw plug 19 corresponding to each oil nipple 16, so as to prevent foreign matters from entering the inside of the cylinder 12 through the oil nipples 16 and ensure the normal operation of the driving member 10.

It is understood that in other embodiments, the driving member 10 may also be a cylinder or a motor and a screw rod, which can perform the same function as in the present embodiment.

The plug pin assembly 20 comprises an adapter plate 21 for connecting the telescopic rod 14, plug pins 22 connected to two opposite ends of the adapter plate 21, a locking pin 23 penetrating through the adapter plate 21, and limiting plates 24 arranged at two opposite ends of one surface of the adapter plate 21; the locking pin 23 is used for penetrating the adapter plate 21 and the telescopic rod 14. The middle part of the adapter plate 21 is provided with a jack 25, and the jack 25 is used for accommodating the expansion link 14 to be inserted. Furthermore, the adapter plate 21 is further provided with a through hole 26, an extending direction of the through hole 26 is perpendicular to an extending direction of the insertion hole 25, and the through hole 26 is communicated with the insertion hole 25. Specifically, when the telescopic rod 14 is inserted into the insertion hole 25, the positioning hole 15 corresponds to the through hole 26, and at this time, the locking pin 23 penetrates through the through hole 26 and the positioning hole 15 to lock the telescopic rod 14 and the adapter plate 21, so as to connect the driving member 10 and the plug pin assembly 20.

In this embodiment, the locking pin 23 includes a flat head pin 231 and a bayonet 232 passing through the end of the flat head pin 231. Specifically, during assembly, after the flat-head pin 231 penetrates through the adapter plate 21 and the telescopic rod 14, that is, the flat-head pin 231 penetrates through the through hole 26 and the positioning hole 15 and then protrudes out of one side of the adapter plate 21, at this time, the bayonet 232 penetrates through the tail end of the flat-head pin 231, so that the telescopic rod 14 is limited in the adapter plate 21, and connection is completed.

It is understood that in other embodiments, the locking pin 23 can be replaced by a bolt and nut combination, and is not limited to the combination of the flat head pin 231 and the detent 232 in the embodiment, and can perform the same function.

Retainer plate 24 is located to one side of bolt 22 and retainer plate 24 is adapted to abut bolt 22. In this embodiment, the opposite ends of the adapter plate 21 are respectively provided with mounting holes 27, and the plug 22 is inserted into the mounting holes 27 to complete the connection. Specifically, one end of the plug 22 has a boss 220 disposed in a semicircular shape, and an end surface of the boss 220 is used for abutting against the limit plate 24, so that the plug 22 can be effectively prevented from rotating.

Above-mentioned bolt device, simple structure, convenient to use connects driving piece 10 on supporting seat 200 through fixed plate 11 to utilize 14 drive bolt subassemblies of telescopic link 20 to stretch into in the supporting seat 200 and lock the truss roof beam, realize the locking between oscillator layer and the flexible arm, make things convenient for the oscillator layer to go up and down and draw in.

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 bolt device is used for being installed on a supporting seat and is characterized by comprising a driving piece and a bolt component connected to one end of the driving piece; the driving piece comprises a fixed plate, a barrel body connected with the fixed plate and a telescopic rod movably arranged in the barrel body; the bolt component comprises an adapter plate and bolts connected with two opposite ends of the adapter plate; the telescopic rod is connected with the adapter plate.

2. The latch device according to claim 1, wherein a jack is formed in the middle of the adapter plate and used for accommodating the telescopic rod; the adapter plate is further provided with a through hole, the extending direction of the through hole is perpendicular to the extending direction of the jack, and the through hole is communicated with the jack.

3. The latch device according to claim 2, wherein a positioning hole is formed in an end of the telescopic rod away from the barrel in a radial direction of the telescopic rod, and the positioning hole corresponds to the through hole; the bolt assembly also comprises a locking pin penetrating through the adapter plate; the locking pin is used for penetrating the through hole and the positioning hole.

4. The deadbolt assembly of claim 3, wherein the locking pin comprises a flat headed pin and a bayonet extending through a tail end of the flat headed pin; the flat head pin penetrates through the through hole and the positioning hole.

5. The latch device according to claim 1, wherein the fixing plate has assembling holes formed at opposite sides thereof, and the fixing plate is fixedly coupled to the supporting base by fastening members such as screws.

6. The latch device of claim 1, wherein said actuating member further comprises a guide sleeve mounted to one end of said barrel; the telescopic rod penetrates through and protrudes to exceed the guide sleeve.

7. The latch device of claim 1, wherein the barrel has nipples at opposite ends thereof; and a gasket, an elastic pad and a plug screw are respectively arranged on the cylinder body corresponding to each oil nozzle.

8. The latch device according to claim 1, wherein opposite ends of the adapter plate are respectively provided with mounting holes, and the latch is inserted through the mounting holes.

9. The latch device of claim 1, wherein the latch assembly further comprises a retainer plate mounted to opposite ends of one face of the adapter plate; the limiting plate is located on one side of the bolt and used for abutting against the bolt.

10. The latch device of claim 9, wherein one end of the latch has a boss, an end face of the boss being adapted to abut the stop plate.