CN210833858U

CN210833858U - Anti-falling optical power meter

Info

Publication number: CN210833858U
Application number: CN201921704463.0U
Authority: CN
Inventors: 周欢
Original assignee: Shanghai Longli Communication Equipment Installation Engineering Co ltd
Current assignee: Shanghai Longli Communication Equipment Installation Engineering Co ltd
Priority date: 2019-09-30
Filing date: 2019-09-30
Publication date: 2020-06-23
Anticipated expiration: 2029-09-30

Abstract

The utility model discloses an anti-falling optical power meter, which belongs to the technical field of optical power detection and comprises a shell, wherein the front surface of the shell is provided with an opening, the shell is connected with a power meter body in a clamping way, the position of the shell, which is close to each corner of the power meter body, is connected with an anti-falling groove body in a sliding way, the surfaces of all anti-falling groove bodies, which are close to the shell, are fixedly connected with an anti-falling spring, one end of the anti-falling spring, which is far away from the anti-falling groove body, is fixedly connected with the shell, the anti-falling spring provides sliding force for the anti-falling groove body in the direction close to the power meter body, and each corner of the power meter; the position department that the casing terminal surface corresponds the wiring mouth of dynamometer body has seted up the wiring hole, and the casing is close to the position department rotation in wiring hole and is connected with the wiring end cover, and the wiring end cover can cover the wiring hole, the utility model discloses have high-efficient stable protecting the dynamometer body, prevent that the dynamometer body from colliding with the effect of falling the well damage.

Description

Anti-falling optical power meter

Technical Field

The utility model belongs to the technical field of the technique that the luminous power detected and specifically relates to a prevent falling optical power meter is related to.

Background

An optical power meter refers to an instrument for measuring absolute optical power or the relative loss of optical power through a length of optical fiber. In fiber optic systems, measuring optical power is the most basic, much like a multimeter in electronics; in fiber optic measurements, the optical power meter is a heavy duty, conventional meter. By measuring the absolute power of the transmitter or the optical network, one optical power meter can evaluate the performance of the optical end equipment. At present, the optical power meter is usually portable and needs to be carried frequently for use, and during use, an optical fiber needs to be inserted into a wiring port at the top of the power meter for power measurement.

The prior art can refer to the chinese utility model patent that the grant bulletin number is CN207664984U, and it discloses a 10GPON network optical power meter, including the optical power meter body, the connecting axle is installed at the top of optical power meter body, and the both sides at protective sheath top all are provided with the screw, and the screw is located the outside of connecting axle, has seted up the holding tank between display screen and the control panel, and the brush has been placed to the inside of holding tank, and the both sides of optical power meter body all are provided with anti-skidding line, and the back end of optical power meter body is provided with the battery compartment.

The above prior art solutions have the following drawbacks: the protective housing of rubber or plastics material is sheathe in to the optical power meter in carrying the in-process many, but the protective housing has only added one deck casing more, bumps into, still can't realize protecting well the power meter body when colliding with, lets the power meter body receive the damage easily.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a prevent falling optical power meter has high-efficient stable and protects the dynamometer body, prevents the effect that the dynamometer body damaged in colliding with and falling.

The above technical purpose of the present invention can be achieved by the following technical solutions:

an anti-falling optical power meter comprises a shell, wherein an opening is formed in the front face of the shell, a power meter body is connected in the shell in a clamping mode, anti-falling groove bodies are connected to positions, close to each corner of the power meter body, of the shell in a sliding mode, anti-falling springs are fixedly connected to the faces, close to the shell, of the anti-falling groove bodies, one ends, far away from the anti-falling groove bodies, of the anti-falling springs are fixedly connected to the shell, the anti-falling springs give sliding force to the anti-falling groove bodies in the direction close to the power meter body, and each corner of the power meter body can be connected in the corresponding anti-falling groove body in a clamping mode; the casing terminal surface corresponds the position department of the wiring mouth of power meter body has seted up the wiring hole, the casing is close to the position department in wiring hole rotates and is connected with the wiring end cover, the wiring end cover can cover the wiring hole.

Through adopting above-mentioned scheme, when using the optical power meter, with inside putting into the casing the dynamometer body, through the wiring hole on the casing, can insert optic fibre in the wiring mouth of dynamometer body, the tank body that falls of preventing of casing can ensure that the dynamometer body receives the protection when rocking or colliding simultaneously, prevents falling the spring and can exert the power of removing to keeping away from the point direction of colliding with for the dynamometer body when the dynamometer body collides with to play the cushioning effect.

The utility model discloses further set up to: one end of the wiring end cover, which is close to the power meter body, is fixedly connected with a dustproof plug made of a soft material, the dustproof plug can be inserted into the wiring hole, and the dustproof plug can be abutted to the wiring opening of the power meter body.

Through adopting above-mentioned scheme, after buckling the wiring end cover, the wiring mouth of power meter body can be stopped up by the dustproof stopper to avoid the dust to enter into the wiring mouth position department of power meter body and lead to measuring result inaccurate at the in-process that optical power meter placed.

The utility model discloses further set up to: the back of the power meter body is fixedly connected with a convex edge, a groove is formed in the position, corresponding to the convex edge, inside the shell, and when the power meter body is clamped inside the shell, the convex edge is clamped in the groove.

Through adopting above-mentioned scheme, with the bead joint in the recess, can be through the recess to the spacing of bead, further stabilize the position stability of optical power meter in the casing to reduce the possibility that the dynamometer body rocked, hinder the dynamometer body when avoiding colliding.

The utility model discloses further set up to: the shell corresponds fixedly connected with a baffle at the position of the top of the front surface of the power meter body, and the width of the baffle is equal to the height of a wiring port of the power meter body.

Through adopting above-mentioned scheme, when putting into the casing with the power meter body, need insert the baffle below earlier with the top of power meter body, put into the casing with the power meter body again, can more effectually protect the wiring mouth of power meter body through the baffle to further stabilize the position of power meter body.

The utility model discloses further set up to: the utility model discloses a watt-hour meter, including casing both sides wall top, the equal rotation axis that is connected with the edge of casing width direction sets up is all rotated to casing both sides wall top position department, the rotation axis is kept away from the equal fixedly connected with bracing piece of one end of dynamometer body, be connected with on the bracing piece and be used for fixing the fixed establishment of bracing piece position.

Through adopting above-mentioned scheme, when using this optical power meter, can rotate the bracing piece to suitable angle, support the optical power meter to the state of slope to the convenience is operated and is read the power meter body.

The utility model discloses further set up to: two the bracing piece is kept away from the equal sliding connection in position department of rotation axis has the edge the transit shaft that casing width direction set up, the transit shaft homoenergetic is followed bracing piece length direction slides, the last equal fixedly connected with of transit piece of transit, the transit shaft is kept away from the one end of transit piece all rotates and is connected with the auxiliary rod, the auxiliary rod is kept away from the one end of bracing piece all rotates connect in corresponding the position department of casing lateral wall bottom.

Through adopting above-mentioned scheme, the auxiliary rod can form triangle-shaped with bracing piece and casing when using the bracing piece to support the power meter to improve the bracing piece and support the stability of casing in-process, when need not supporting, through sliding the auxiliary rod on the bracing piece, can all rotate auxiliary rod and bracing piece to setting up along casing length direction, thereby conveniently place this optical power meter.

The utility model discloses further set up to: and one end of the support rod, which is far away from the rotating shaft, is fixedly connected with a support block made of elastic material.

Through adopting above-mentioned scheme, the rotation axis was kept away from to the bracing piece one end need with ground butt, the elasticity of supporting shoe can effectively protect the bracing piece tip can not be by serious wear or damage at the in-process of repetitious usage to improve the life of bracing piece.

The utility model discloses further set up to: the shell is close to the position of the opening and is rotatably connected with a top cover, and the top cover can cover the opening.

Through adopting above-mentioned scheme, when need not use the dynamometer body, can let the opening be covered by the top cap through the rotation to reduce the probability that the dust falls on the dynamometer body, thereby guarantee the inside clean degree of casing.

The utility model discloses further set up to: the top cover is far away from fixedly connected with a handle on the surface of the power meter body.

Through adopting above-mentioned scheme, can be high-efficient convenient the opening top cap through the handle to operate the inside power meter body of casing, the handle can provide better application of force point for operating personnel, thereby makes things convenient for opening of top cap.

The utility model discloses further set up to: the top cap is close to fixedly connected with the inoxidizing coating that soft material made on the face of power meter body, works as the top cap covers when the opening, the inoxidizing coating can with the front butt of power meter body.

Through adopting above-mentioned scheme, because of the screen of power meter body, operation interface such as button and operating means all are located openly, and when the top cap was closed, the inoxidizing coating can with the positive butt of power meter body to the guarantee dust can't fall into screen edge or button gap, thereby prevents that the inside components and parts of power meter body from damaging.

To sum up, the utility model discloses following beneficial effect has:

1. the device has the effects of efficiently and stably protecting the power meter body and preventing the power meter body from being damaged in collision and falling;

2. the power meter body can be supported to be in a re-inclined state, so that the operation and reading of an operator are facilitated;

3. can improve the dustproof effect of power meter body.

Drawings

FIG. 1 is an overall schematic view of the present embodiment;

FIG. 2 is a partial schematic view of the inside of the protruding case in the embodiment;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a partial sectional view of a protruding terminal hole structure in the embodiment;

FIG. 5 is a sectional view of the protruding bead structure of the embodiment;

FIG. 6 is an enlarged view of portion B of FIG. 5;

FIG. 7 is an enlarged view of portion C of FIG. 5;

fig. 8 is a partial sectional view of a protruding cap structure in an embodiment.

In the figure, 1, a housing; 11. an opening; 111. a top cover; 112. a protective layer; 113. a handle; 12. a wiring hole; 120. a wiring end cover; 121. a dust plug; 122. a baffle plate; 123. shifting blocks; 13. a drop-proof tank body; 131. an anti-falling spring; 14. a rib; 141. a groove; 15. a rotating shaft; 151. a support bar; 152. a transit trough; 153. a transfer block; 154. a middle rotating shaft; 155. an auxiliary lever; 156. a support block; 16. a fixing mechanism; 161. a fixed block; 162. fixing grooves; 164. a handle; 165. inserting grooves; 2. the power meter body.

Detailed Description

Example (b): an anti-falling optical power meter is shown in fig. 1 and fig. 2, and comprises a shell 1, a power meter body 2 for measuring optical power is clamped in the shell 1, and an opening 11 for placing the power meter body 2 is formed in the front face of the shell 1. During the use, fix dynamometer body 2 inside casing 1, alright carry out the use of optical power meter, casing 1 can provide stable falling protection for dynamometer body 2.

As shown in fig. 1 and fig. 2, a baffle 122 is fixedly connected to the top of the housing 1 corresponding to the front of the power meter body 2, the width of the baffle 122 is equal to the height of the wiring port of the power meter body 2, and the length of the baffle 122 is equal to the width of the housing 1. The baffle 122 can shelter from the wiring mouth of the power meter body 2 when the power meter body 2 is placed in the shell 1, and the probability that the wiring mouth of the power meter body is damaged in the using process is reduced.

As shown in fig. 2 and 3, an anti-drop groove body 13 is slidably connected to the housing 1 at a position close to each corner of the power meter body 2. All prevent falling equal fixed connection in having on the face that the cell body 13 is close to casing 1 and prevent falling spring 131, prevent falling spring 131 and keep away from the equal fixed connection in casing 1 of one end of preventing falling cell body 13. Prevent falling spring 131 and all give and prevent falling cell body 13 to the gliding power of 2 directions of being close to the dynamometer body, every angle homoenergetic joint of dynamometer body 2 is in preventing falling cell body 13 correspondingly. With 2 joints of dynamometer body between all prevent falling cell body 13, can realize when the emergence is collided with, utilize and prevent falling spring 131 and play reverse effect that promotes to dynamometer body 2 to preventing falling the power that cell body 13 exerted to play the cushioning effect, reduce the damage of colliding with in-process dynamometer body 2.

As shown in fig. 2 and 4, a wiring hole 12 is formed in the end surface of the housing 1 at a position corresponding to the wiring port of the power meter body 2, and the area of the wiring hole 12 is larger than the cross-sectional area of the wiring port of the power meter body 2. A terminal cover 120 is rotatably connected to the housing 1 at a position close to the terminal hole 12, and the terminal cover 120 can cover the terminal hole 12. One end of the wiring end cover 120 close to the power meter body 2 is fixedly connected with a dust plug 121 made of soft materials such as sponge, the dust plug 121 can be inserted into the wiring hole 12, and the dust plug 121 can be abutted to the wiring port of the power meter body 2. The end face, far away from the power meter body 2, of the wiring end cover 120 is fixedly connected with a shifting block 123, and the wiring end cover 120 can be conveniently rotated away by using the shifting block 123. When the optical fiber is not required to be accessed for testing, the dustproof plug 121 blocks the wiring port of the power meter body 2, so that dust is prevented from entering the wiring port of the power meter body 2 and affecting the detected value.

As shown in fig. 5 and 6, a rib 14 is fixedly connected to the back of the power meter body 2, a groove 141 is formed in the casing 1 at a position corresponding to the rib 14, and when the power meter body 2 is clamped in the casing 1, the rib 14 is clamped in the groove 141. Through the spacing of groove 141 to bead 14, further stabilize the position stability of optical power meter in casing 1 to reduce the possibility that dynamometer body 2 rocked, avoid hindering dynamometer body 2 when colliding.

As shown in fig. 1 and fig. 2, the top positions of the two side walls of the housing 1 are rotatably connected with a rotating shaft 15 arranged along the width direction of the housing 1, and one end of the rotating shaft 15 away from the power meter body 2 is fixedly connected with a supporting rod 151. The supporting rod 151 is connected with a fixing mechanism 16, and the fixing mechanism 16 comprises a fixing block 161 slidably connected to the supporting rod 151 near the side wall of the housing 1. The supporting rod 151 is provided with a fixing groove 162 arranged along the width direction of the housing 1 at a position close to the fixing block 161, and the fixing block 161 is slidably connected to the fixing groove 162. A plurality of insertion grooves 165 are formed in the outer wall of the housing 1 at positions corresponding to the fixing grooves 162, and all the insertion grooves 165 are arranged in a circumferential array with the circle center as the rotating shaft 15. The fixing block 161 can be inserted into any insertion groove 165. One end of the fixing block 161 away from the housing 1 is fixedly connected with a handle 164 arranged along the width direction of the housing 1, and the handle 164 penetrates through the supporting rod 151. During the use, rotate bracing piece 151 to suitable angle, fixed block 161 can peg graft in corresponding inserting groove 165 this moment, fix the rotational position of bracing piece 151 to support casing 1 under the tilt state, make things convenient for operating personnel to operate and the reading.

As shown in fig. 5 and 6, a supporting block 156 made of elastic material such as rubber is fixedly connected to each end of the supporting rod 151 away from the rotating shaft 15. One end of the supporting rod 151, which is far away from the rotating shaft 15, needs to be abutted against the ground, and the elasticity of the supporting block 156 can effectively protect the end of the supporting rod 151 from being seriously worn or damaged in the process of multiple uses, so that the service life of the supporting rod 151 is prolonged.

As shown in fig. 5 and 7, the two support rods 151 are provided with a middle rotating groove 152 at a position far away from the rotating shaft 15, the middle rotating groove 152 is connected with a middle rotating shaft 154 in a sliding manner, and the middle rotating shaft 154 can slide along the length direction of the support rods 151. The equal fixedly connected with of transfer block 153 in transfer shaft 154 one end, the one end that transfer block 153 was kept away from to transfer shaft 154 all rotates and is connected with auxiliary rod 155, and the one end that supporting rod 151 was kept away from to auxiliary rod 155 all rotates the position department of connecting in the casing 1 lateral wall bottom that corresponds. The auxiliary lever 155 can form a triangle with the support lever 151 and the case 1 when the power meter is supported using the support lever 151, thereby improving stability in the process of supporting the case 1 by the support lever 151.

As shown in fig. 8, a top cover 111 is rotatably attached to the housing 1 at a position close to the opening 11, and the top cover 111 can cover the opening 11. When not needed, the top cover 111 may be covered to prevent dust from entering the inside of the case 1. A protective layer 112 made of a soft material is fixedly connected to the surface of the top cover 111 close to the power meter body 2. When the top cover 111 covers the opening 11, the shield 112 can abut against the front surface of the power meter main body 2. The protective layer 112 is provided to further prevent dust from falling into the gap of the power meter body 2. A handle 113 is fixedly connected to a surface of the top cover 111 away from the power meter body 2, and the handle 113 is located at a position of the top cover 111 close to the rotation axis of the top cover 111. By pulling the handle 113, the operator can open the top cover 111 with one hand for operation.

The use method comprises the following steps: during the use, with 2 joints of dynamometer body between all prevent falling cell bodies 13, when need not operating, can cover wiring end cover and top cap 111 to guarantee that dynamometer body 2 is difficult to fall into the dust, when needs use, open wiring end cover and top cap 111, and rotate bracing piece 151 to suitable angle, place the slope of casing 1 on the desktop, alright insert optic fibre in the wiring mouth of dynamometer body 2 and carry out the power test.

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

1. The utility model provides an prevent falling optical power meter, includes casing (1), opening (11) have openly been seted up in casing (1), the joint has dynamometer body (2), its characterized in that in casing (1): the anti-falling groove bodies (13) are connected to positions, close to each corner of the power meter body (2), of the shell (1) in a sliding mode, the anti-falling groove bodies (13) are fixedly connected to the anti-falling springs (131) on the surfaces, close to the shell (1), of the anti-falling groove bodies (13), one ends, far away from the anti-falling groove bodies (13), of the anti-falling springs (131) are fixedly connected to the shell (1), the anti-falling springs (131) give sliding force to the anti-falling groove bodies (13) in the direction close to the power meter body (2), and each corner of the power meter body (2) can be clamped in the corresponding anti-falling groove body (13);

the terminal surface of the shell (1) corresponds to the position of a wiring port of the power meter body (2), a wiring hole (12) is formed in the position, close to the wiring hole (12), of the shell (1), a wiring end cover (120) is rotatably connected to the position of the wiring hole (12), and the wiring end cover (120) can cover the wiring hole (12).

2. An anti-fall optical power meter according to claim 1, characterized in that: one end, close to the power meter body (2), of the wiring end cover (120) is fixedly connected with a dustproof plug (121) made of a soft material, the dustproof plug (121) can be inserted into the wiring hole (12), and the dustproof plug (121) can be abutted to the wiring opening of the power meter body (2).

3. An anti-fall optical power meter according to claim 1, characterized in that: the back of the power meter body (2) is fixedly connected with a convex rib (14), a groove (141) is formed in the position, corresponding to the convex rib (14), inside the shell (1), and when the power meter body (2) is clamped inside the shell (1), the convex rib (14) is clamped in the groove (141).

4. An anti-fall optical power meter according to claim 1, characterized in that: the shell (1) corresponds to a baffle (122) fixedly connected to the top of the front face of the power meter body (2), and the width of the baffle (122) is equal to the height of a wiring port of the power meter body (2).

5. An anti-fall optical power meter according to claim 1, characterized in that: casing (1) both sides wall top position department all rotates and is connected with the edge rotation axis (15) that casing (1) width direction set up, rotation axis (15) are kept away from the equal fixedly connected with bracing piece (151) of one end of dynamometer body (2), be connected with on bracing piece (151) and be used for fixing fixed establishment (16) of bracing piece (151) position.

6. An anti-fall optical power meter according to claim 5, characterized in that: two the bracing piece (151) are kept away from the equal sliding connection in position department of rotation axis (15) has the edge casing (1) width direction sets up in pivot (154), in pivot (154) homoenergetic is followed bracing piece (151) length direction slides, in the equal fixedly connected with on pivot (154) commentaries on classics piece (153), in pivot (154) keep away from the one end of commentaries on classics piece (153) is all rotated and is connected with auxiliary rod (155), auxiliary rod (155) are kept away from the one end of bracing piece (151) is all rotated and is connected in corresponding casing (1) lateral wall bottom position department.

7. An anti-fall optical power meter according to claim 6, characterized in that: and one end of the support rod (151) far away from the rotating shaft (15) is fixedly connected with a support block (156) made of elastic material.

8. An anti-fall optical power meter according to claim 1, characterized in that: the shell (1) is rotatably connected with a top cover (111) at a position close to the opening (11), and the top cover (111) can cover the opening (11).

9. An anti-fall optical power meter according to claim 8, wherein: the surface, far away from the power meter body (2), of the top cover (111) is fixedly connected with a handle (113).

10. An anti-fall optical power meter according to claim 8, wherein: the power meter is characterized in that a protective layer (112) made of a soft material is fixedly connected to the surface, close to the power meter body (2), of the top cover (111), and when the opening (11) is covered by the top cover (111), the protective layer (112) can be abutted to the front surface of the power meter body (2).