CN212319325U - Portable integrated cellular mobile communication system - Google Patents
Portable integrated cellular mobile communication system Download PDFInfo
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- CN212319325U CN212319325U CN202021029584.2U CN202021029584U CN212319325U CN 212319325 U CN212319325 U CN 212319325U CN 202021029584 U CN202021029584 U CN 202021029584U CN 212319325 U CN212319325 U CN 212319325U
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Abstract
The utility model relates to a portable integration honeycomb mobile communication system, it relates to honeycomb mobile communication system field, aims at solving the unsafe problem of current honeycomb mobile communication system position regulation, the utility model discloses a honeycomb mobile communication system is including installation shell and the network system of setting in the installation shell, the bottom of installation shell is provided with accomodates the groove, accomodate the groove and slide the setting on the wall at the stabilizer blade, the bottom of stabilizer blade is rotated and is provided with the travelling wheel, it is provided with the handle to rotate on the roof of installation shell, carry and be provided with the linkage subassembly between handle and the stabilizer blade. The utility model discloses under the prerequisite that does not influence cellular mobile communication system and use, when adjusting cellular mobile communication system position, travelling wheel and ground contact are convenient for remove cellular mobile communication system to can adjust cellular mobile communication system to the regulation position accurately, reduce the barrier in the propagation path, thereby reduce cellular mobile communication system's slow fading.
Description
Technical Field
The utility model belongs to the technical field of cellular mobile communication system's technique and specifically relates to a portable integration cellular mobile communication system is related to.
Background
A cellular mobile communication system is a "cell system" consisting of a mobile services switching centre (MSC), Base Station (BS) equipment and Mobile Stations (MS) and a switching centre to base station transmission line, which can divide all areas to be covered into several cells, and then set up a base station in each cell to serve the users within the cell.
The existing chinese patent with application number CN201620248619.9 discloses a portable integrated cellular mobile communication system, which includes an independent cellular network system installed in a housing, the cellular network system is composed of a base station module and a core network module, and a holding structure for matching with a hand is also installed on the housing.
The above prior art solutions have the following drawbacks: when the cellular mobile communication system works, due to environmental limitation, signal waves are blocked by some obstacles in the process of propagation to cause signal fading, and in order to reduce signal fading as much as possible, the cellular mobile communication system needs to be adjusted to a proper position.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a portable integration honeycomb mobile communication system, under the prerequisite that does not influence honeycomb mobile communication system and use, when adjusting honeycomb mobile communication system position, travelling wheel and ground contact are convenient for remove honeycomb mobile communication system to can adjust honeycomb mobile communication system to the regulation position accurately, reduce the barrier in the propagation path, thereby reduce honeycomb mobile communication system's slow fading.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
a portable integrated cellular mobile communication system comprises an installation shell and a network system arranged in the installation shell, wherein a containing groove is formed in the bottom end of the installation shell, the walls of the containing groove are arranged on support legs in a sliding mode, travelling wheels are rotatably arranged at the bottom ends of the support legs, a lifting handle is rotatably arranged on the top wall of the installation shell, and a linkage assembly is arranged between the lifting handle and the support legs; when the lifting handle rotates to a lifting state, the travelling wheel extends out of the accommodating groove.
By adopting the technical scheme, when the cellular mobile communication system is normally placed, the travelling wheels are accommodated in the accommodating grooves, and the mounting shell is contacted with the ground, so that the cellular mobile communication system can be stably placed as a whole; when the position of the cellular mobile communication system needs to be adjusted, the lifting handle is rotated to a lifting state, in the process, under the linkage action of the linkage assembly, the travelling wheels can be pushed out of the accommodating grooves, so that the travelling wheels land on the ground, and the mounting shell is far away from the ground, so that the whole cellular mobile communication system is in rolling connection with the ground, the friction force between the mounting shell and the ground is reduced, and workers can conveniently adjust the position of the whole cellular mobile communication system; thereby the utility model discloses under the prerequisite that does not influence cellular mobile communication system and use, when adjusting cellular mobile communication system position, travelling wheel and ground contact are convenient for remove cellular mobile communication system to can adjust cellular mobile communication system to the regulation position accurately, reduce the barrier in the propagation path, thereby reduce cellular mobile communication system's slow fading.
The utility model discloses a further set up to, the linkage subassembly is including receiving axle, stay cord and clamp plate, be provided with linkage chamber groove in the installation shell, the one end that linkage chamber groove is close to the handle is provided with and receive and release the groove, the one end that linkage chamber groove is close to the stabilizer blade is provided with the push-and-pull groove, the push-and-pull groove communicates with each other with the groove of accomodating and sets up, it rotates to set up on receiving and releasing the groove cell wall to receive the axle, carry and pull the one end that stretches into and release the groove and receive the hub connection, the clamp plate rotates and sets up on the cell wall of push-and-pull groove, the both ends of clamp plate stretch into linkage chamber groove respectively and accomodate the groove, the clamp plate stretches into the one end and the stabilizer blade top.
Through taking above-mentioned technical scheme, when the installation shell is removed to needs, will carry and draw the handle to rotate to the push-and-pull state, this in-process, the receipts axle takes place to rotate, thereby on some stay cord can twine the receipts axle, the one end of receiving the axle is kept away from to the stay cord simultaneously, can drive the end wall of clamp plate and shift up, and because the clamp plate rotates and sets up on the push-and-pull groove cell wall, and then the one end that the stay cord was kept away from to the clamp plate can move down, thereby the one end that the stay cord was kept away from to the clamp plate can support the stabilizer blade top, release the groove of accomodating with the stabilizer blade, thereby at the in-process of adjusting the installation shell position, the staff holds the handle of carrying, can make.
The utility model discloses a further set up to, the linkage chamber groove is located to rotate on the cell wall of installation shell top edges and corners department and is provided with the leading wheel, stay cord and leading wheel top butt.
By adopting the technical scheme, the guide wheel can support the pull rope, so that the abrasion of the pull rope on the groove wall of the linkage cavity groove can be reduced while the pull rope is guided.
The utility model discloses a further set up to, be provided with the axostylus axostyle of stepping down on the cell wall in push-and-pull groove, run through on the clamp plate and be provided with waist type groove, the axostylus axostyle of stepping down wears to establish in waist type groove.
By adopting the technical scheme, when the pressing plate rotates, the end wall of the pressing plate connected with the pull rope moves in an arc shape, so that the pull rope can be displaced in the horizontal direction, and the load of the pull rope is increased; therefore, the waist-shaped groove is formed, the sliding between the yielding shaft rod and the waist-shaped groove is utilized, the pulling rope shaking caused by the rotation of the pressing plate is offset, and the damage to the pulling rope is reduced.
The utility model discloses a further set up to, the relative cell wall that linkage chamber groove is close to push-and-pull groove one side is rotated and is provided with directional wheel, stay cord and two relative directional wheel butts.
Through adopting above-mentioned technical scheme, two directional wheels form spacingly in the horizontal both sides of stay cord to give and make the stay cord straight removal in linkage chamber groove, reduce rocking of stay cord, thereby reduce the load of stay cord, reduce the damage of stay cord.
The utility model discloses a further set up to, it is provided with the linkage draw-in groove to follow the axial is sunken on the perisporium of receipts axle, be provided with the annular of stepping down that extends along circumference on the receipts axle perisporium, the annular of stepping down sets up with linkage draw-in groove intercommunication, it is provided with the swivel becket to carry the one end that stretches into receiving and releasing the groove, be provided with the linkage fixture block on the interior rampart of swivel becket, the linkage fixture block slides and sets up in annular or the linkage draw-in groove of stepping down.
By adopting the technical scheme, the lifting handle can also be used for carrying the cellular mobile communication system in daily life, and in the process of carrying the cellular mobile communication system in daily life, if the travelling wheel is always positioned outside the containing groove, the travelling wheel can be worn, so that the linkage clamping block can move to the abdicating ring groove when the mounting shell is carried in daily life, the rotating ring can be separated from the containing shaft relatively, and the rotating ring can not drive the containing shaft to rotate; when the travelling wheel is required to extend out of the accommodating groove, the linkage clamping block is moved into the linkage clamping groove, and at the moment, under the limiting action of the linkage clamping groove and the linkage clamping block, the rotating ring can drive the retracting shaft to rotate.
The utility model discloses a further set up to, be provided with on the linkage fixture block and the lateral wall of the annular butt of stepping down and subtract the ball that hinders.
By adopting the technical scheme, the retracting shaft and the wall of the retracting groove are mainly positioned by friction, so that when the rotating ring slides in the abdicating ring groove, the retracting shaft cannot rotate only when the friction between the rotating ring, the linkage clamping block and the abdicating ring groove is smaller than the friction between the retracting shaft and the wall of the retracting groove; therefore, the resistance reducing ball is arranged, so that the friction force between the rotating ring and the linkage clamping block and the yielding ring groove can be further reduced, the possibility of rotation of the take-up shaft is effectively reduced when the rotating ring rotates in the yielding ring groove, and the travelling wheel is stably received in the receiving groove.
The utility model discloses a further set up to, be provided with the rotation base groove on the push-and-pull groove cell wall, the end wall of receipts axle rotates and sets up in rotating the base groove, it is provided with the friction ring to rotate between base groove cell wall and the receipts axle.
Through adopting above-mentioned technical scheme, the friction force between axle and the rotation base groove can be received in the relative increase of friction ring to the rotating ring is when stepping down the annular inslot and sliding, further has to reduce and receives the axle and take place the pivoted possibility, makes the travelling wheel stably receive in accomodating the groove.
The utility model discloses a further set up as, carry and be provided with the location extension spring between pulling handle and the installation shell roof.
By adopting the technical scheme, when the installation block is normally placed, the installation block is subjected to the elastic action of the positioning tension spring, so that the lifting handle is stably placed on the installation shell, the offset rotation of the lifting handle is reduced, and the travelling wheel is stably accommodated in the accommodating groove.
To sum up, the utility model discloses a following at least one useful technological effect:
1. when the honeycomb mobile communication system is normally placed, the travelling wheels are collected in the containing grooves, and the mounting shell is contacted with the ground, so that the whole honeycomb mobile communication system can be stably placed; when the whole cellular mobile communication system needs to be moved, the lifting handle is rotated to a lifting state, in the process, the linkage assembly enables the travelling wheels to extend out of the accommodating grooves, so that the travelling wheels land, the mounting shell is far away from the ground, and the whole cellular mobile communication system is in rolling connection with the ground, so that the friction force between the mounting shell and the ground is reduced, and a worker can conveniently adjust the direction of the whole cellular mobile communication system;
2. when the travelling wheel is required to extend out of the accommodating groove, the linkage clamping block is moved into the linkage clamping groove, and at the moment, under the limiting action of the linkage clamping groove and the linkage clamping block, the rotating ring can drive the retracting shaft to rotate; and when daily transport installation shell, can be so that the linkage fixture block remove to in the annular of stepping down to can be so that swivel becket and receipts axle phase separation, the swivel becket can not drive receipts axle and rotate, make the utility model provides a carry and draw the handle and can be used for the daily transport of installation shell, can not harm the travelling wheel simultaneously.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a partial sectional view of a medium travel wheel structure embodying the present invention.
Fig. 3 is an enlarged schematic view of a portion a in fig. 2.
Fig. 4 is an enlarged schematic view of a portion B in fig. 2.
Fig. 5 is a sectional view of a middle linkage fixture block structure according to the present invention.
Fig. 6 is a schematic diagram of a friction ring structure according to the present invention.
Fig. 7 is a schematic diagram of a relay ring structure according to the present invention.
In the figure, 1, a housing is installed; 2. a network system; 3. a traveling wheel; 31. a support leg; 32. a receiving groove; 4. lifting a handle; 41. positioning a tension spring; 5. a linkage assembly; 51. shaft retracting; 511. a retraction slot; 52. pulling a rope; 521. a linkage cavity groove; 53. pressing a plate; 531. a push-pull groove; 532. a linkage plate; 6. a guide wheel; 7. a abdicating shaft lever; 71. a waist-shaped groove; 72. a directional wheel; 8. a linkage fixture block; 81. a linkage clamping groove; 82. a abdicating ring groove; 83. a rotating ring; 84. a drag reducing ball; 85. a friction ring; 851. the base groove is rotated.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
the utility model discloses a portable integrated cellular mobile communication system, as shown in fig. 1 and fig. 2, mainly comprising an installation shell 1 and a network system 2 installed in the installation shell 1, wherein the network system 2 mainly comprises a base station module and a core network module; in this embodiment, the lower surface of the mounting case 1 is provided with two accommodating grooves 32, the two accommodating grooves 32 are parallel to each other, each accommodating groove 32 is provided with a linkage plate 532 in a sliding manner along the vertical direction, two ends of the lower surface of the linkage plate 532 are respectively and integrally connected with one supporting leg 31, and the bottom end of each supporting leg 31 is further rotatably provided with a traveling wheel 3, so that the four traveling wheels 3 are distributed at four corners of the lower surface of the mounting case 1; in this embodiment, two lifting handles 4 are further rotatably disposed on the top wall of the mounting case 1, the rotating axial directions of the two lifting handles 4 are the same as the length direction of the linkage plate 532, and a linkage assembly 5 is disposed between each lifting handle 4 and the linkage plate 532, that is, one lifting handle 4 can be linked with the two traveling wheels 3. When the installation shell 1 needs to be moved, the lifting handle 4 is rotated to a vertical state, the lifting handle 4 is in a lifting state at the moment, the two lifting handles 4 are opposite, in the process, the linkage assembly 5 enables the linkage plate 532 to move downwards in the accommodating groove 32, so that the travelling wheel 3 extends downwards out of the accommodating groove 32 to be in contact with the ground, the installation shell 1 leaves the ground, the installation shell 1 can be stably adjusted in position at the moment, after the adjustment is completed, the lifting handle 4 is rotated to a horizontal state attached to the top wall of the installation shell 1, and under the linkage action of the linkage assembly 5, the travelling wheel 3 is accommodated in the accommodating groove 32, and the lower surface of the installation shell 1 is in contact with the ground.
As shown in fig. 3 and 4, in the present embodiment, a linkage cavity groove 521 is formed in the mounting shell 1, the linkage cavity groove 521 is distributed in the horizontal top wall and the vertical side wall of the mounting shell 1, and a retraction groove 511 is formed in an extension of one end of the horizontal portion of the linkage cavity groove 521, which is close to the pull handle 4, a push-pull groove 531 is formed in an extension of one end of the vertical portion of the linkage cavity groove 521, which is close to the supporting leg 31, and the push-pull groove 531 is communicated with the retraction groove 32; the linkage assembly 5 comprises a retracting shaft 51, a pull rope 52 and a pressure plate 53, wherein a rotary base groove 851 (see fig. 5) is formed in the opposite groove wall of the retracting groove 511 along the length direction of the linkage plate 532, two ends of the retracting shaft 51 are rotatably arranged in the rotary base groove 851, and one end of the lifting handle 4 extending into the retracting groove 511 is connected with the retracting shaft 51; a horizontal abdicating shaft rod 7 is fixedly arranged on the vertical side wall of the push-pull groove 531, a waist-shaped groove 71 is arranged on the pressing plate 53 in a penetrating manner, the abdicating shaft rod 7 penetrates through the waist-shaped groove 71, therefore, the pressing plate 53 is rotatably arranged on the groove wall of the push-pull groove 531 through the abdicating shaft rod 7 and the waist-shaped groove 71, and the two ends of the pressing plate 53 respectively extend into the linkage cavity groove 521 and the accommodating groove 32, and the pressing plate 53 extends into one end of the accommodating groove 32 and abuts against the upper surface of the linkage plate 532, one end of the pull rope 52 is fixedly connected on the accommodating shaft 51, and the other end of the pull rope 52 is connected to the end wall of the pressing. When the lifting handle 4 is rotated to be in a vertical state, the take-up shaft 51 rotates, the pull rope 52 is wound on the take-up shaft 51, so that the pull rope 52 drives one end of the pressing plate 53 close to the linkage cavity groove 521 to move upwards, one end of the pressing plate 53 far away from the pull rope 52 moves downwards under the rotating action of the abdicating shaft rod 7 and the waist-shaped groove 71, so that the pressing plate 53 abuts against the linkage plate 532, and the linkage plate 532 drives the travelling wheel 3 to extend out of the take-up groove 32; when the orientation of the mounting case 1 is adjusted, the pull handle 4 is rotated to be horizontal, the retracting shaft 51 is reversely rotated, the pull rope 52 is released from the retracting shaft 51, and the travelling wheels 3 can be retracted into the accommodating grooves 32 under the action of the gravity of the mounting case 1.
As shown in fig. 3, in order to make the pulling rope 52 move in the linkage cavity slot 521 more stably, in the embodiment, a guide wheel 6 is rotatably arranged on a groove wall at the intersection of the horizontal part and the vertical part of the linkage cavity slot 521, and the pulling rope 52 is abutted with the top end of the guide wheel 6; two directional wheels 72 are rotatably arranged on the wall of the linkage cavity groove 521 close to one side of the push-pull groove 531, the two directional wheels 72 are oppositely arranged, and the pull rope 52 is abutted against the two opposite directional wheels 72. Therefore, in the process of releasing and retracting the pull rope 52 on the retracting shaft 51, the orientation wheel 72 and the guide wheel 6 can guide the pull rope 52, so that the moving stability of the pull rope 52 can be improved, and the damage to the pull rope 52 can be reduced.
As shown in fig. 4, in the present embodiment, a positioning tension spring 41 is fixedly connected between the pulling handle 4 and the top wall of the mounting case 1, so that when the mounting case 1 is normally placed, the positioning tension spring 41 can limit the rotation of the pulling handle 4, thereby enabling the traveling wheels 3 to be smoothly received in the receiving groove 32.
As shown in fig. 5 and 6, a linkage slot 81 is recessed in the circumferential wall of the retraction shaft 51 along the axial direction, a yielding ring groove 82 extending in the circumferential direction is further recessed in the circumferential wall of the retraction shaft 51, the yielding ring groove 82 is communicated with one end of the linkage slot 81, one end of the lifting handle 4 extending into the retraction groove 511 is integrally connected with a rotating ring 83, a linkage block 8 is arranged on the inner annular wall of the rotating ring 83, and the rotating ring 83 is sleeved on the retraction shaft 51; when the orientation of the mounting block is adjusted, the linkage clamping block 8 slides into the linkage clamping groove 81, and under the clamping action of the linkage clamping groove 81 and the linkage clamping block 8, the lifting handle 4 can drive the take-up shaft 51 to rotate through the rotating ring 83, so that the travelling wheel 3 can smoothly extend out of the take-up groove 32; in the daily transportation process of the mounting shell 1, the linkage clamping block 8 slides into the abdicating ring groove 82, at the moment, the rotating ring 83 freely rotates on the retracting shaft 51, the lifting handle 4 only simply plays a lifting role, the travelling wheel 3 cannot be made to extend out of the accommodating groove 32, and the abrasion of the travelling wheel 3 is reduced.
As shown in fig. 5 and 7, in order to make the rotating ring 83 rotate independently of the retracting shaft 51, in the present embodiment, the resistance reducing ball 84 is disposed on the side wall of the linking latch 8 abutting against the receding groove 82, and the friction ring 85 is disposed on the end wall of the retracting shaft 51, and the friction ring 85 is inserted between the peripheral wall of the retracting shaft 51 and the side wall of the rotating base groove 851. Therefore, the friction force between the rotating ring 83 and the linkage clamping block 8 and the yielding ring groove 82 can be reduced, and the friction force between the take-up shaft 51 and the rotating base groove 851 is increased, so that when the rotating ring 83 rotates in the yielding ring groove 82, the possibility of rotation of the take-up shaft 51 is effectively reduced, and the travelling wheel 3 is stably stored in the storage groove 32.
The working process is as follows:
when the installation shell 1 needs to be moved, the lifting handle 4 is rotated to a vertical state, the lifting handle 4 is in a lifting state at the moment, in the process, the pull rope 52 is received on the receiving shaft 51, the pull rope 52 drives the pressing plate 53 to rotate, the pressing plate 53 presses the linkage plate 532 to move downwards, so that the travelling wheel 3 extends downwards to be received in the groove 32 and contacts the ground, the installation shell 1 leaves the ground, the installation shell 1 can be stably adjusted in position at the moment, after the adjustment is completed, the lifting handle 4 is rotated to a horizontal state attached to the top wall of the installation shell 1, the pull rope 52 is released from the receiving shaft 51, under the action of gravity of the installation shell 1, the travelling wheel 3 can be received in the groove 32, the lower surface of the installation shell 1 contacts the ground, and the installation shell 1 is stably placed.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. A portable integrated cellular mobile communication system comprising an installation case (1) and a network system (2) disposed in the installation case (1), characterized in that: the bottom end of the mounting shell (1) is provided with a containing groove (32), the wall of the containing groove (32) is arranged on the support leg (31) in a sliding manner, the bottom end of the support leg (31) is rotatably provided with a travelling wheel (3), the top wall of the mounting shell (1) is rotatably provided with a lifting handle (4), and a linkage assembly (5) is arranged between the lifting handle (4) and the support leg (31); when the lifting handle (4) rotates to a lifting state, the travelling wheel (3) extends out of the accommodating groove (32).
2. The portable integrated cellular mobile communication system according to claim 1, wherein: the linkage assembly (5) comprises a retracting shaft (51), a pull rope (52) and a pressure plate (53), a linkage cavity groove (521) is arranged in the installation shell (1), a retracting groove (511) is formed in one end, close to the lifting handle (4), of the linkage cavity groove (521), a push-pull groove (531) is formed in one end, close to the support leg (31), of the linkage cavity groove (521), the push-pull groove (531) is communicated with the retracting groove (32), the retracting shaft (51) is rotatably arranged on the groove wall of the retracting groove (511), one end, extending into the retracting groove (511), of the lifting handle (4) is connected with the retracting shaft (51), the pressure plate (53) is rotatably arranged on the groove wall of the push-pull groove (531), two ends of the pressure plate (53) extend into the linkage cavity groove (521) and the retracting groove (32) respectively, one end, extending into the retracting groove (32), of the pressure plate (53) is abutted to the top end of the support leg (31), the pull rope (52) is fixedly connected between the pressure plate (53) and the retracting shaft (51).
3. A portable all-in-one cellular mobile communications system according to claim 2, wherein: the linkage cavity groove (521) is positioned on the groove wall at the corner of the top end of the mounting shell (1) and is rotatably provided with a guide wheel (6), and the pull rope (52) is abutted against the top end of the guide wheel (6).
4. A portable all-in-one cellular mobile communications system according to claim 2, wherein: the wall of the push-pull groove (531) is provided with a yielding shaft rod (7), the pressing plate (53) is provided with a waist-shaped groove (71) in a penetrating mode, and the yielding shaft rod (7) penetrates through the waist-shaped groove (71).
5. The portable integrated cellular mobile communication system according to claim 4, wherein: the opposite groove wall of the linkage cavity groove (521) close to one side of the push-pull groove (531) is rotatably provided with a directional wheel (72), and the pull rope (52) is abutted against the two opposite directional wheels (72).
6. A portable all-in-one cellular mobile communications system according to claim 2, wherein: receive and be provided with linkage draw-in groove (81) along the axial depression on the perisporium of axle (51), it steps down annular (82) that extend along circumference to be provided with on receipts axle (51) perisporium, it sets up with linkage draw-in groove (81) intercommunication to step down annular (82), the one end that stretches into receive and release groove (511) to carry and draw handle (4) is provided with swivel becket (83), be provided with linkage fixture block (8) on the interior rampart of swivel becket (83), the setting of sliding of linkage fixture block (8) is in stepping down annular (82) or linkage draw-in groove (81).
7. The portable integrated cellular mobile communication system according to claim 6, wherein: and a resistance reducing ball (84) is arranged on the side wall of the linkage clamping block (8) abutted to the abdicating ring groove (82).
8. The portable integrated cellular mobile communication system according to claim 6, wherein: the groove wall of the push-pull groove (531) is provided with a rotating base groove (851), the end wall of the retraction shaft (51) is rotatably arranged in the rotating base groove (851), and a friction ring (85) is arranged between the groove wall of the rotating base groove (851) and the retraction shaft (51).
9. The portable integrated cellular mobile communication system according to claim 1, wherein: and a positioning tension spring (41) is arranged between the lifting handle (4) and the top wall of the mounting shell (1).
Priority Applications (1)
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CN202021029584.2U CN212319325U (en) | 2020-06-06 | 2020-06-06 | Portable integrated cellular mobile communication system |
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CN202021029584.2U CN212319325U (en) | 2020-06-06 | 2020-06-06 | Portable integrated cellular mobile communication system |
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CN212319325U true CN212319325U (en) | 2021-01-08 |
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CN202021029584.2U Active CN212319325U (en) | 2020-06-06 | 2020-06-06 | Portable integrated cellular mobile communication system |
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