CN214544479U - Special surveillance camera machine of ann is controlled - Google Patents

Abstract

The utility model discloses a special surveillance camera machine of public security, its technical scheme is: the monitoring device comprises a protection frame, wherein a monitoring mechanism is arranged in the protection frame and extends to the outer side of the protection frame; the monitoring mechanism includes the rack, the rack is located inside the fender bracket, rack top fixed connection is in the fender bracket bottom, rack one side is equipped with the connecting box, connecting box bottom fixedly connected with motor one, a motor output shaft fixedly connected with pivot one, the beneficial effects of the utility model are that: use the utility model discloses the time take out glass door through pulling the pull ring downwards, the baffle is fixed the draw-in box when vertical, contacts stall pivot four with the main part when mount one to the realization is fixed and is protected the main part of big or small specification difference, still conveniently takes, avoids the main part to be exposed to the sun simultaneously for a long time and blows with the wind and rain, leads to the main part can not normally work, influences its life.

Description

Special surveillance camera machine of ann is controlled

Technical Field

The utility model relates to a camera technical field, concretely relates to special surveillance camera machine of public security.

Background

The monitoring camera is mainly used for monitoring and recording events in some places, the network monitoring installation industry develops more and more rapidly in two years, more and more people begin to pay attention to the installation of network monitoring in order to better protect property and personal safety, and monitoring cameras are installed in a plurality of cells in daily life so as to carry out daily management.

The prior art has the following defects: the existing monitoring camera is mainly installed outdoors, the outdoor environment is severe, the internal operation is easily influenced by the fact that the existing monitoring camera is exposed to the sun and blown by wind and rain for a long time, the effect of security protection is lost, and meanwhile, the operation of detachment and installation is complex, so that the use is inconvenient.

Therefore, it is necessary to invent a surveillance camera dedicated for public security.

SUMMERY OF THE UTILITY MODEL

Therefore, the utility model provides a special surveillance camera machine of public security protects the main part through the glass door, and the baffle is fixed the draw-in box, and the brush is cleaned the glass door to solve the main part and be exposed to the sun for a long time and blow with wind and rain, dismantle the comparatively complicated problem of operation of installation simultaneously.

In order to achieve the above object, the present invention provides the following technical solutions: a monitoring camera special for public security comprises a protection frame, wherein a monitoring mechanism is arranged inside the protection frame and extends to the outer side of the protection frame;

the monitoring mechanism comprises a placing frame, the placing frame is positioned inside a protection frame, the top of the placing frame is fixedly connected to the bottom of the protection frame, a connecting box is arranged on one side of the placing frame, a first motor is fixedly connected to the bottom of the connecting box, a first rotating shaft is fixedly connected to an output shaft of the first motor, the top end of the first rotating shaft extends to the inner side of the top of the connecting box, a movable groove is formed in the connecting box, a fixed block is fixedly sleeved on the outer side of the first rotating shaft and embedded inside the movable groove, one side of the fixed block is fixedly connected with the placing frame, a connecting frame is fixedly connected to the top of the connecting box, two threaded nails are embedded inside the connecting frame and are symmetrically and uniformly distributed, the connecting parts of the two threaded nails and the connecting frame are connected through threads, a second motor is fixedly connected to the top of the protection frame, and a second rotating shaft is fixedly connected to an output shaft of the second motor, the inner part of the protection frame is embedded with a third rotating shaft, the second rotating shaft and the third rotating shaft are symmetrically and uniformly distributed in the front-back direction, a dust removing part is arranged in the protection frame, and a fixing part is arranged in the placing frame.

Preferably, the dust removal part includes sprocket one, sprocket one is fixed to be cup jointed in two outsides of pivot, the fixed sprocket two that has cup jointed in three outsides of pivot, sprocket one and two outsides of sprocket all overlap and are equipped with chain one, drive through chain one between sprocket one and the sprocket two and connect, the reciprocal lead screw of the equal fixedly connected with in three bottoms of pivot two and pivot, two reciprocal lead screw bottom all extends to the fender bracket bottom, two the reciprocal lead screw outside all overlaps and is equipped with the bearing frame, two the bearing frame all passes through ball nut pair with two reciprocal lead screws and is connected, two the equal fixedly connected with connecting block, two in bearing frame one side the equal fixedly connected with brush in connecting block bottom.

Preferably, the fixed part includes pivot four, pivot four inlays to be established inside the protection frame, four one sides in pivot are equipped with pivot five, the five outsides in pivot four and pivot are equipped with sprocket three and sprocket four respectively, the sprocket three all overlaps with the four outsides in sprocket and is equipped with chain two, drive through chain two between sprocket three and the sprocket four and be connected, pivot four and five bottoms in pivot all extend to inside the rack, the inside mount one that is equipped with of rack, pivot four and five bottoms in pivot all extend to inside mount one, pivot four and five and mount one junction all pass through threaded connection.

Preferably, a first sponge pad is fixedly connected to the bottom of the first fixing frame, a main body is arranged at the bottom of the first sponge pad, a second sponge pad is arranged at the bottom of the main body, a moving part is arranged at the bottom of the second sponge pad, a second fixing frame is fixedly connected to the bottom of the moving part, a plurality of first springs are fixedly connected to the bottom of the first fixing frame and are uniformly distributed in a linear mode, and a dismounting part is arranged on one side of the main body.

Preferably, it is a plurality of spring one bottom fixedly connected with layer board, two sliders of layer board bottom fixedly connected with, two the slider is symmetry form evenly distributed, two the equal fixedly connected with spring two in the slider outside, the spout has been seted up to rack bottom inside surface, two the slider bottom all extends to inside the spout, spout and slider phase-match.

Preferably, the joint of the first rotating shaft and the connecting box is movably connected through a bearing, the joints of the second rotating shaft, the third rotating shaft and the fourth rotating shaft and the protecting frame are movably connected through a bearing, and the joints of the fourth rotating shaft and the fifth rotating shaft and the placing frame are movably connected through a bearing.

Preferably, the dismouting part is including leading to the groove, it sets up in the rack bottom to lead to the groove, it has the glass door to inlay to lead to inslot portion, glass door top extends to and places the rack top inboard, glass door bottom fixedly connected with pull ring, the inner chamber has been seted up to the rack bottom, the inner chamber is located logical groove one side, two springs three of inner chamber one side fixedly connected with, two spring three is upper and lower symmetry form evenly distributed, two fixedly connected with riser on three sides of spring, riser one side fixedly connected with fixture block, fixture block one end extends to inside the glass door.

Preferably, an eccentric wheel is arranged at the bottom of the clamping block, a rolling shaft is fixedly embedded in the eccentric wheel, the bottom end of the rolling shaft extends to the bottom of the placing rack, a handle is fixedly connected to the bottom end of the rolling shaft, and the joint of the rolling shaft and the placing rack is movably connected through a bearing.

Preferably, the movable part is including drawing the case, draw case fixed connection in two bottoms of foam-rubber cushion, the spread groove has been seted up to two one sides of mount, draw incasement portion to inlay and be equipped with pivot six, the spread groove is run through to six one ends of pivot, the spread groove matches with the pivot six mutually, six one end fixedly connected with baffles of pivot, six other end fixedly connected with knobs of pivot, the knob is cylindrical, bearing swing joint is passed through with drawing the case junction to six pivots.

Preferably, the movable part is including drawing the case, draw case fixed connection in two bottoms of foam-rubber cushion, the spread groove has been seted up to two one sides of mount, draw the incasement portion to inlay and be equipped with pivot six, the spread groove is run through to six one end of pivot, the spread groove matches with the pivot six mutually, six one end fixedly connected with baffles of pivot, six other end fixedly connected with knobs of pivot, the knob is the hexagon, bearing swing joint is passed through with drawing the case junction to six pivots.

The embodiment of the utility model provides a have following advantage:

1. use the utility model discloses the time take out glass door through pulling the pull ring downwards, the baffle is fixed the draw-in box when vertical, contacts stall pivot four with the main part when mount one to the realization is fixed and is protected the main part of big or small specification difference, still conveniently takes, avoids the main part to be exposed to the sun simultaneously for a long time and blows with the wind and rain, leads to the main part can not normally work, influences its life.

2. Use the utility model discloses the time drive the main part through pivot one and rotate to realize enlarging the monitoring range of main part, reciprocating motion about the connecting block drives the brush, and the brush cleans the glass door, thereby realizes avoiding dust and dirty on the glass door, shelters from the image field of vision of certain angle, influences the image effect of control.

Drawings

FIG. 1 is a perspective view of the overall structure provided by the present invention;

fig. 2 is a front sectional view provided by the present invention;

fig. 3 is an enlarged view of a point a in fig. 2 according to the present invention;

FIG. 4 is a perspective view of a second sprocket and a third rotating shaft provided by the present invention;

fig. 5 is a schematic structural diagram of embodiment 2 provided by the present invention;

in the figure: 1 protective frame, 2 placing frames, 3 connecting boxes, 4 motor I, 5 rotating shaft I, 6 fixing blocks, 7 connecting frames, 8 threaded nails, 9 motor II, 10 rotating shaft II, 11 rotating shaft III, 12 chain wheel I, 13 chain wheel II, 14 chain I, 15 reciprocating screw rods, 16 bearing blocks, 17 connecting blocks, 18 hairbrushes, 19 rotating shaft IV, 20 rotating shaft V, 21 chain wheel III, 22 chain wheel IV, 23 chain wheel II, 24 fixing frame I, 25 main body, 26 fixing frame II, 27 spring I, 28 supporting plate, 29 sliding block, 30 spring II, 31 glass door, 32 pull ring, 33 spring III, 34 vertical plate, 35 clamping block, 36 eccentric wheel, 37 rolling shaft, 38 pull box, 39 rotating shaft VI, 40 baffle plate, 41 knob, 42 handle and 43 inner cavity.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

Embodiment 1, referring to fig. 1 to 4, the monitoring camera special for public security provided by the present invention includes a protection frame 1, wherein a monitoring mechanism is disposed inside the protection frame 1, and the monitoring mechanism extends to the outside of the protection frame 1;

the monitoring mechanism comprises a placing frame 2, the placing frame 2 is positioned inside a protection frame 1, the top of the placing frame 2 is fixedly connected to the bottom of the protection frame 1, a connecting box 3 is arranged on one side of the placing frame 2, a motor I4 is fixedly connected to the bottom of the connecting box 3, a rotating shaft I5 is fixedly connected to an output shaft of the motor I4, the top end of the rotating shaft I5 extends to the inner side of the top of the connecting box 3, a movable groove is formed in the connecting box 3, a fixed block 6 is fixedly connected to the outer side of the rotating shaft I5, the fixed block 6 is embedded in the movable groove, one side of the fixed block 6 is fixedly connected with the placing frame 2, a connecting frame 7 is fixedly connected to the top of the connecting box 3, two threaded nails 8 are embedded in the connecting frame 7, the two threaded nails 8 are symmetrically and uniformly distributed, and the joints of the two threaded nails 8 and the connecting frame 7 are connected through threads, the top of the protection frame 1 is fixedly connected with a second motor 9, an output shaft of the second motor 9 is fixedly connected with a second rotating shaft 10, a third rotating shaft 11 is embedded in the protection frame 1, the second rotating shaft 10 and the third rotating shaft 11 are uniformly distributed in a front-back symmetrical manner, a dust removing component is arranged in the protection frame 1, and a fixing component is arranged in the placing frame 2;

further, the dust removing component comprises a chain wheel I12, the chain wheel I12 is fixedly sleeved on the outer side of a rotating shaft II 10, a chain wheel II 13 is fixedly sleeved on the outer side of the rotating shaft III 11, a chain 14 is sleeved on the outer sides of the chain wheel I12 and the chain wheel II 13, the chain wheel I12 and the chain wheel II 13 are in driving connection through the chain 14, the bottom ends of the rotating shaft II 10 and the rotating shaft III 11 are fixedly connected with reciprocating screw rods 15, the bottom ends of the two reciprocating screw rods 15 extend to the bottom of the protection frame 1, bearing blocks 16 are sleeved on the outer sides of the two reciprocating screw rods 15, the two bearing blocks 16 and the two reciprocating screw rods 15 are connected through ball nut pairs, connecting blocks 17 are fixedly connected to one sides of the two bearing blocks 16, and hairbrushes 18 are fixedly connected to the bottoms of the two connecting blocks 17, so that the dust removing effect on the main body 25 is facilitated;

further, the fixing part comprises a rotating shaft IV 19, the rotating shaft IV 19 is embedded in the protection frame 1, a rotating shaft IV 20 is arranged on one side of the rotating shaft IV 19, a chain wheel III 21 and a chain wheel IV 22 are respectively sleeved on the outer sides of the rotating shaft IV 19 and the rotating shaft IV 20, a chain wheel II 23 is respectively sleeved on the outer sides of the chain wheel III 21 and the chain wheel IV 22, the chain wheel III 21 and the chain wheel IV 22 are in driving connection through the chain wheel II 23, the bottom ends of the rotating shaft IV 19 and the rotating shaft IV 20 extend into the placement frame 2, a fixing frame I24 is arranged in the placement frame 2, the bottom ends of the rotating shaft IV 19 and the rotating shaft IV 20 extend into the fixing frame I24, and the connecting parts of the rotating shaft IV 19 and the rotating shaft IV 20 and the fixing frame I24 are in threaded connection, so that the main body 25 can be fixed;

furthermore, a first sponge pad is fixedly connected to the bottom of the first fixing frame 24, a main body 25 is arranged at the bottom of the first sponge pad, a second sponge pad is arranged at the bottom of the main body 25, a moving part is arranged at the bottom of the second sponge pad, a second fixing frame 26 is fixedly connected to the bottom of the moving part, a plurality of first springs 27 are fixedly connected to the bottom of the second fixing frame 26, the plurality of first springs 27 are uniformly distributed in a linear shape, and a dismounting part is arranged on one side of the main body 25, so that the main body 25 can be damped;

furthermore, the bottom ends of the springs I27 are fixedly connected with a supporting plate 28, the bottom of the supporting plate 28 is fixedly connected with two sliding blocks 29, the two sliding blocks 29 are symmetrically and uniformly distributed, the outer sides of the two sliding blocks 29 are fixedly connected with springs II 30, the inner side surface of the bottom of the placing frame 2 is provided with a sliding groove, the bottom ends of the two sliding blocks 29 extend into the sliding groove, and the sliding groove is matched with the sliding blocks 29, so that the relative protection of the main body 25 is facilitated;

furthermore, the joint of the first rotating shaft 5 and the connecting box 3 is movably connected through a bearing, the joint of the second rotating shaft 10, the third rotating shaft 11 and the fourth rotating shaft 19 and the protective frame 1 is movably connected through a bearing, and the joints of the fourth rotating shaft 19 and the fifth rotating shaft 20 and the placing frame 2 are movably connected through a bearing, so that the first rotating shaft 5, the second rotating shaft 10, the third rotating shaft 11, the fourth rotating shaft 19 and the fifth rotating shaft 20 are more stable in rotation;

further, the dismounting component comprises a through groove, the through groove is formed in the bottom of the placing rack 2, a glass door 31 is embedded in the through groove, the top of the glass door 31 extends to the inner side of the top of the placing rack 2, a pull ring 32 is fixedly connected to the bottom of the glass door 31, an inner cavity 43 is formed in the bottom of the placing rack 2, the inner cavity 43 is located on one side of the through groove, two springs III 33 are fixedly connected to one side of the inner cavity 43, the two springs III 33 are uniformly distributed in an up-down symmetrical mode, a vertical plate 34 is fixedly connected to one side of the two springs III 33, a clamping block 35 is fixedly connected to one side of the vertical plate 34, one end of the clamping block 35 extends into the glass door 31, and the dismounting of the glass door 31 is facilitated;

furthermore, an eccentric wheel 36 is arranged at the bottom of the clamping block 35, a roller 37 is fixedly embedded in the eccentric wheel 36, the bottom end of the roller 37 extends to the bottom of the placing rack 2, a handle 42 is fixedly connected to the bottom end of the roller 37, and the joint of the roller 37 and the placing rack 2 is movably connected through a bearing, so that the roller 37 is more stable when rotating;

further, moving part is including drawing case 38, draw case 38 fixed connection in two bottoms of foam-rubber cushion, the inside spread groove of having seted up in two 26 one sides of mount, draw case 38 inside to inlay and be equipped with six 39 of pivot, the spread groove is run through to six 39 one ends of pivot, the spread groove matches with six 39 phase-matches in pivot, six 39 one end fixedly connected with baffles 40 in pivot, six 39 other end fixedly connected with knobs 41 in pivot, knob 41 is cylindrical, six 39 of pivot are passed through bearing swing joint with draw case 38 junction, are of value to taking main part 25.

The utility model discloses a use as follows: when the utility model is used, a worker rotates the handle 42 to drive the roller 37 to rotate, the roller 37 drives the eccentric rotation, when the eccentric wheel 36 rotates to the long diameter, the vertical plate 34 is extruded, the vertical plate 34 extrudes the two springs three 33, the two springs three 33 are stressed at the moment and are in the contraction state, the vertical plate 34 drives the clamping block 35 to move leftwards, the clamping block 35 is far away from the glass door 31 and is positioned in the inner cavity 43, the pull ring 32 can be pulled downwards to pull down the glass door 31, then the knob 41 is rotated to drive the rotating shaft six 39 to rotate, the rotating shaft six 39 drives the baffle 40 to rotate, when the baffle 40 is horizontal, the rotating shaft six 39 is pulled rightwards, the rotating shaft six 39 drives the baffle 40 to pass through the connecting groove, the pull box 38 is driven to move rightwards, the body is placed at the top of the pull box 38, the pull box 38 is pushed leftwards, when one side of the pull box 38 is contacted with the fixing frame two 26, the rotating knob 41 and the baffle 40 is vertical, the pull box 38 can be fixed, the rotating shaft four 19 is rotated to drive the chain wheel three 21 to rotate, the chain wheel three 21 drives the chain wheel four 22 to rotate, the chain wheel four 22 drives the rotating shaft five 20 to rotate, the rotating shaft four 19 and the rotating shaft five 20 simultaneously drive the fixing frame one 24 to move downwards, after the fixing frame one 24 is contacted with the main body 25, the rotating shaft four 19 is stopped to realize the fixation and protection of the main body 25, the main body 25 is convenient to take, the main body 25 is prevented from being exposed to the sun and blown by the wind and the rain for a long time, the main body 25 cannot normally work and the service life of the main body is prevented from being influenced, after the connecting frame 7 is fixed at a proper position through the screw nails 8, the power supply is switched on, the motor one 4 drives the output shaft to rotate, the output shaft drives the rotating shaft one 5 to rotate, the rotating shaft one 5 drives the fixing block 6 to rotate, the fixing block 6 drives the placing frame 2 to rotate, the placing frame 2 drives the protecting frame 1 and the main body 25 to simultaneously rotate, thereby realizing the expansion of the monitoring range of the main body 25, when the glass door 31 is contaminated with dust, the power supply is switched on to drive the motor II 9 to rotate, the output shaft of the motor II 9 drives the rotating shaft II 10 to rotate, the rotating shaft II 10 drives the chain wheel I12 to rotate, the chain wheel I12 drives the chain wheel II 13 to rotate, the chain wheel II 13 drives the rotating shaft III 11 to rotate, the rotating shaft III 11 and the rotating shaft II 10 respectively drive the reciprocating screw rod 15 to rotate, the reciprocating screw rod 15 drives the bearing block 16 to reciprocate up and down, the bearing block 16 drives the connecting block 17 to reciprocate up and down, the connecting block 17 drives the hairbrush 18 to reciprocate up and down, and the hairbrush 18 wipes the glass door 31, so that the dust and dirt on the glass door 31 are avoided, the image view of certain angles is shielded, and the monitored image effect is influenced.

Example 2:

referring to the attached drawing 5, the utility model provides a pair of special surveillance camera machine of public security, it is different with embodiment 1, moving part is including drawing case 38, draw case 38 fixed connection in two bottoms of foam-rubber cushion, draw case 38 bottom fixedly connected with mount two 26, the inside spread groove of having seted up in mount two 26 one sides, draw case 38 inside to inlay and be equipped with six 39 of pivot, the spread groove is run through to six 39 one ends of pivot, the spread groove matches with six 39 of pivot phase-matches, six 39 one end fixedly connected with baffles 40 of pivot, six 39 other end fixedly connected with knobs 41 of pivot, knobs 41 is the hexagon, six 39 of pivot and draw case 38 junctions pass through bearing swing joint.

The utility model discloses a use as follows: in use the utility model discloses the time, it rotates to rotate knob 41 and drive six 39 rotations of pivot, six 39 drive baffles 40 of pivot rotate, baffle 40 is when horizontal, six 39 of pivot are stimulateeed right, six 39 drive baffles 40 of pivot pass the spread groove, it moves to drive and draws case 38 right, place the body after drawing case 38 top, promote left and draw case 38, stop promoting after drawing case 38 one side and two 26 contacts mutually, it can be fixed drawing case 38 to rotate knob 41 baffle 40, when knob 41 is the hexagon, thereby the realization can let the user hold it more firmly, increase frictional force, and the work efficiency is improved.

The above description is only a preferred embodiment of the present invention, and any person skilled in the art may modify the present invention or modify it into an equivalent technical solution by using the technical solutions described above. Therefore, any simple modifications or equivalent replacements made according to the technical solution of the present invention belong to the scope of the claimed invention as far as possible.

Claims (10)

1. The utility model provides a special surveillance camera machine of ann is controlled, includes fender bracket (1), its characterized in that: a monitoring mechanism is arranged in the protection frame (1) and extends to the outer side of the protection frame (1);

the monitoring mechanism comprises a placing frame (2), the placing frame (2) is positioned inside a protection frame (1), the top of the placing frame (2) is fixedly connected to the bottom of the protection frame (1), a connecting box (3) is arranged on one side of the placing frame (2), a first motor (4) is fixedly connected to the bottom of the connecting box (3), a first rotating shaft (5) is fixedly connected to an output shaft of the first motor (4), the top end of the first rotating shaft (5) extends to the inner side of the top of the connecting box (3), a movable groove is formed in the connecting box (3), a fixed block (6) is fixedly sleeved on the outer side of the first rotating shaft (5), the fixed block (6) is embedded inside the movable groove, one side of the fixed block (6) is fixedly connected with the placing frame (2), a connecting frame (7) is fixedly connected to the top of the connecting box (3), two threaded nails (8) are embedded inside the connecting frame (7), two screw (8) are symmetry form evenly distributed, two screw (8) all pass through threaded connection with link (7) junction, fender bracket (1) top fixedly connected with motor two (9), motor two (9) output shaft fixedly connected with pivot two (10), fender bracket (1) inside is inlayed and is equipped with pivot three (11), symmetry form evenly distributed around pivot two (10) and pivot three (11) are, fender bracket (1) inside is equipped with the dust removal part, the inside fixed part that is equipped with of rack (2).

2. The surveillance camera dedicated for public security according to claim 1, characterized in that: the dust removal component comprises a first chain wheel (12), the first chain wheel (12) is fixedly sleeved on the outer side of the second rotating shaft (10), a second chain wheel (13) is fixedly sleeved on the outer side of the third rotating shaft (11), a first chain (14) is sleeved on the outer sides of the first chain wheel (12) and the second chain wheel (13), the first chain wheel (12) and the second chain wheel (13) are in driving connection through a first chain (14), two (10) and three (11) bottom equal fixedly connected with reciprocating screw rod (15) in pivot, two reciprocating screw rod (15) bottom all extends to fender bracket (1) bottom, two reciprocating screw rod (15) outside all overlaps and is equipped with bearing frame (16), two bearing frame (16) and two reciprocating screw rod (15) are all through ball nut pair connection, two bearing frame (16) one side equal fixedly connected with connecting block (17), two equal fixedly connected with brush (18) in connecting block (17) bottom.

3. The surveillance camera dedicated for public security according to claim 1, characterized in that: the fixed part comprises a rotating shaft IV (19), the rotating shaft IV (19) is embedded in the protective frame (1), a fifth rotating shaft (20) is arranged on one side of the fourth rotating shaft (19), a third chain wheel (21) and a fourth chain wheel (22) are respectively sleeved on the outer sides of the fourth rotating shaft (19) and the fifth rotating shaft (20), a second chain (23) is sleeved on the outer sides of the third chain wheel (21) and the fourth chain wheel (22), the third chain wheel (21) is in driving connection with the fourth chain wheel (22) through a second chain (23), the bottom ends of the fourth rotating shaft (19) and the fifth rotating shaft (20) extend into the placing rack (2), a first fixing frame (24) is arranged in the placing frame (2), the bottom ends of the fourth rotating shaft (19) and the fifth rotating shaft (20) extend into the first fixing frame (24), and the joints of the fourth rotating shaft (19) and the fifth rotating shaft (20) and the first fixing frame (24) are connected through threads.

4. A surveillance camera dedicated for public security according to claim 3, characterized in that: the fixing frame comprises a first fixing frame (24), a first sponge pad fixedly connected with the bottom, a main body (25) is arranged at the bottom of the first sponge pad, a second sponge pad is arranged at the bottom of the main body (25), a moving part is arranged at the bottom of the second sponge pad, a second fixing frame (26) is fixedly connected with the bottom of the moving part, a plurality of first springs (27) are fixedly connected with the bottom of the second fixing frame (26), the first springs (27) are uniformly distributed in a linear mode, and a dismounting part is arranged on one side of the main body (25).

5. The surveillance camera as claimed in claim 4, wherein: a plurality of spring (27) bottom fixedly connected with layer board (28), two slider (29) of layer board (28) bottom fixedly connected with, two slider (29) are symmetry form evenly distributed, two the equal fixedly connected with spring two (30) in slider (29) outside, the spout has been seted up to rack (2) bottom internal side surface, two inside slider (29) bottom all extended to the spout, spout and slider (29) phase-match.

6. The surveillance camera dedicated for public security according to claim 1, characterized in that: the bearing swing joint is passed through with connecting box (3) junction in pivot one (5), bearing swing joint is passed through with fender bracket (1) junction in pivot two (10), pivot three (11) and pivot four (19), all through bearing swing joint in pivot four (19) and pivot five (20) and rack (2) junction.

7. The surveillance camera as claimed in claim 4, wherein: the dismouting part is including leading to the groove, it sets up in rack (2) bottom to lead to the groove, it has glass door (31) to inlay to lead to inslot portion, glass door (31) top extends to rack (2) top inboard, glass door (31) bottom fixedly connected with pull ring (32), inner chamber (43) have been seted up to rack (2) bottom, inner chamber (43) are located logical groove one side, two three (33) of two springs of inner chamber (43) one side fixedly connected with, two the symmetry form evenly distributed about three (33) of spring, two fixedly connected with riser (34) one side fixedly connected with fixture block (35), fixture block (35) one end extends to inside glass door (31).

8. The surveillance camera dedicated to public security according to claim 7, characterized in that: the bottom of the clamping block (35) is provided with an eccentric wheel (36), a roller (37) is fixedly embedded in the eccentric wheel (36), the bottom end of the roller (37) extends to the bottom of the placing rack (2), the bottom end of the roller (37) is fixedly connected with a handle (42), and the joint of the roller (37) and the placing rack (2) is movably connected through a bearing.

9. The surveillance camera as claimed in claim 4, wherein: moving part is including drawing case (38), draw case (38) fixed connection in two bottoms of foam-rubber cushion, the inside spread groove of having seted up in mount two (26) one side, draw case (38) inside to inlay and be equipped with six (39) of pivot, the spread groove is run through to six (39) one end of pivot, spread groove and six (39) phase-matches of pivot, six (39) one end fixedly connected with baffles (40) of pivot, six (39) other end fixedly connected with knobs (41) of pivot, knob (41) are cylindrical, six (39) of pivot and draw case (38) junction pass through bearing swing joint.

10. The surveillance camera as claimed in claim 4, wherein: moving part is including drawing case (38), draw case (38) fixed connection in two bottoms of foam-rubber cushion, the inside spread groove of having seted up in mount two (26) one side, draw case (38) inside to inlay and be equipped with six (39) of pivot, the spread groove is run through to six (39) one end of pivot, spread groove and six (39) phase-matches of pivot, six (39) one end fixedly connected with baffles (40) of pivot, six (39) other end fixedly connected with knobs (41) of pivot, knob (41) are the hexagon, six (39) of pivot pass through bearing swing joint with drawing case (38) junction.

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