CN212623077U - Anti-interference device for ultrasonic ranging sensor - Google Patents

Abstract

The utility model discloses an anti-interference device that ultrasonic ranging sensor used belongs to ultrasonic detection technical field, an anti-interference device that ultrasonic ranging sensor used, the installation structure comprises a sleeve pipe, sheathed tube inner wall threaded connection has the rolling disc, the interlude has the air traffic control rather than fixed connection on the rolling disc, the pot head of air traffic control is equipped with the fixed disk rather than rotating the connection. The utility model discloses a, prevent external interference through the sleeve pipe, the circuit that the sensor was used can be inserted to the fixed disk from the blank pipe bottom and be connected it with the sensor, through rotating the lead screw, two movable blocks can relative motion, thereby drive two gripper jaw relative motion, two gripper jaws can hug closely the sensor and accomplish the first fixed to it, rotatory blank pipe makes it drive the fixed disk up-motion, it is close to sheathed tube upper end to make the sensor up-motion, rotatory extrusion ring, thereby the fixed jaw can be fixed to the sensor secondary that can move down, when needing to change the sensor, only need repeat above operation can.

Description

Anti-interference device for ultrasonic ranging sensor

Technical Field

The utility model relates to an ultrasonic detection technical field, more specifically say, relate to an anti-interference device that ultrasonic ranging sensor used.

Background

The ultrasonic probe is mainly composed of piezoelectric wafers, can emit ultrasonic waves and receive ultrasonic waves, has multiple detection functions for a low-power ultrasonic probe, and has various different structures such as a straight probe (longitudinal waves), an inclined probe (transverse waves), a surface wave probe (surface waves), a lamb wave probe (lamb waves), a double probe (one probe reflection and one probe receiving), and the like.

Ultrasonic detection wide application is in industry, national defense, aspects such as biomedicine use the ultrasonic wave as the detection means, the device of ultrasonic ranging sensor jam-proof all wraps the sensor in a protective housing at present, the size of different sensors is different, each kind of sensor all needs rather than assorted sensor protective housing to its protection, consequently, the detection side needs to purchase a large amount of various equipment, so must increase the investment of fund to equipment, and measurement personnel need carry a large amount of different equipment when detecting, the number of carrying has been increased, and maintenance consumes a large amount of manpower and financial resources at later stage.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved

To the problem that exists among the prior art, the utility model aims to provide an interference preventer that ultrasonic ranging sensor used possesses the advantage that is suitable for the sensor of equidimension not, has solved the big or small shape of interference preventer that current ultrasonic ranging sensor used and has more singleness, and the sensor of equidimension not needs purchase corresponding interference preventer protective housing, increases the problem that the detection party invested in equipment fund.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

An anti-interference device for an ultrasonic ranging sensor comprises a sleeve, wherein the inner wall of the sleeve is in threaded connection with a rotating disc, a hollow pipe fixedly connected with the rotating disc is inserted in the rotating disc in an inserting mode, the upper end of the hollow pipe is sleeved with a fixed disc rotatably connected with the hollow pipe, the inner wall of the sleeve is provided with two limiting grooves, limiting pieces are integrally formed on the left side and the right side of the fixed disc, the inner walls of the two limiting grooves are respectively in sliding connection with the two limiting pieces, the bottom of the fixed disc is fixedly connected with a clamping box, the clamping box is positioned on the back face of the hollow pipe, the top of the fixed disc is provided with two sliding grooves, a lead screw is rotatably connected inside the clamping box, the left end of the lead screw penetrates through and extends to the left side of the clamping box, two moving blocks in threaded connection with the lead screw are sleeved on the lead screw, and the surfaces, two the top fixedly connected with gripper jaw of movable block, two the top of gripper jaw is respectively through two spouts and extends to the top of fixed disk, the through-hole that the equidistance was arranged is seted up on the sheathed tube surface, the inner wall interlude of through-hole has rather than the dwang of rotating being connected, fixedly connected with centre gripping arm on the dwang, the sheathed tube outside is rotated and is connected with the extrusion ring, the annular with centre gripping arm looks adaptation is seted up to the extrusion ring inboard, the one end that the centre gripping arm is close to the dwang is pegged graft in the annular, the one end fixedly connected with stationary dog of dwang is kept away from to the centre gripping arm, sheathed tube upper end fixedly connected with signal collecting.

Preferably, the opposite side of the clamping claw and the outer part of the fixed claw are fixedly connected with rubber pads.

Preferably, the hollow pipe is sleeved with a limiting ring fixedly connected with the hollow pipe, and the limiting ring is rotatably connected with the fixed disc.

Preferably, the hollow pipe is sleeved with a handle fixedly connected with the hollow pipe, and the handle is fixedly connected with an operating rod.

Preferably, the signal collection tube is funnel-shaped.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages of:

(1) the scheme prevents external interference through a sleeve, the hollow pipe rotates to enable the rotating disc to rotate so as to control the height of the fixed disc in the sleeve, a circuit for the sensor can be inserted onto the fixed disc from the bottom of the hollow pipe to be connected with the sensor, the limiting part on the fixed disc can prevent the rotating disc from rotating in the sleeve, so that the circuit is protected from being damaged due to bending and rotating, the sensor is placed at the top of the fixed disc, two moving blocks can move relatively through rotating a lead screw so as to drive two clamping claws to move relatively, the two clamping claws can cling to the sensor to complete the first-step fixing of the sensor, the hollow pipe is rotated to enable the hollow pipe to drive the fixed disc to move upwards, so that the sensor moves upwards to be close to the upper end of the sleeve, the extrusion ring can control the movement of the clamping arms, the extrusion ring rotates downwards at first, one end of the clamping arms is pressed downwards by the, the stationary dog lifts up along with it, and the increase of distance between the stationary dog can let great sensor pass through, at the rotatory extrusion ring in the opposite direction, thereby the stationary dog can the downstream fix the sensor otherwise, when needing to change the sensor, only need repeat above operation can, the device is applicable to the sensor of equidimension not, need not carry a large amount of sensor protective housings during the detection, only need carry the device can accomplish and protect the jam-proof to the sensor of equidimension not, the fund input of the detection side has been saved greatly.

(2) This scheme can protect the sensor not worn and torn by its through the rubber pad that sets up on gripper jaw and the stationary dog, and the rubber pad can increase frictional force moreover, makes the sensor more firm by fixed, the indirect precision that improves its detection.

(3) The cover is equipped with the spacing ring rather than fixed connection through empty pipe on this scheme can let the rolling disc can reciprocate, makes it can not break away from empty pipe, and along with the lift of empty pipe and improve the decline, the practicality of improvement device.

(4) The handle of this scheme and its fixed connection through what the cover was established on the empty pipe can make things convenient for the measurement personnel operation to rotate the empty pipe, and measurement personnel when the operation rotates, fixed connection's action bars can make this operation laborsaving quick more on the handle, improve the practicality of device.

(5) The scheme can be more favorable for receiving signals by the signal collecting pipe in a funnel-shaped manner, and the practicability of the device is improved.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a top view of the fixing plate of the present invention;

fig. 3 is a top view of the clamp arm of the present invention;

fig. 4 is a subjective view of the present invention.

The reference numbers in the figures illustrate:

1. a sleeve; 2. rotating the disc; 3. empty pipe; 301. a limiting ring; 302. a grip; 303. an operating lever; 4. fixing the disc; 401. a chute; 5. a limiting groove; 6. a limiting member; 7. a clamping box; 8. a screw rod; 9. a moving block; 10. a gripper jaw; 11. a through hole; 12. rotating the rod; 13. a clamp arm; 14. an extrusion ring; 15. a ring groove; 16. a fixed jaw; 161. a rubber pad; 17. and a signal collecting pipe.

Detailed Description

The technical solution in the embodiment of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiment of the present invention; obviously, the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work are within the scope of the present invention based on the embodiments of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, such as "connected", which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-4, an anti-interference device for an ultrasonic distance measuring sensor comprises a sleeve 1, a rotating disc 2 is connected to the inner wall of the sleeve 1 through a screw thread, an empty tube 3 fixedly connected with the rotating disc 2 is inserted into the rotating disc 2, a fixed disc 4 rotatably connected with the empty tube 3 is sleeved on the upper end of the empty tube 3, two limiting grooves 5 are formed on the inner wall of the sleeve 1, limiting pieces 6 are integrally formed on the left side and the right side of the fixed disc 4, the inner walls of the two limiting grooves 5 are respectively connected with the two limiting pieces 6 in a sliding manner, a clamping box 7 is fixedly connected to the bottom of the fixed disc 4, the clamping box 7 is positioned on the back of the empty tube 3, two sliding grooves 401 are formed on the top of the fixed disc 4, a lead screw 8 is rotatably connected to the inside of the clamping box 7, the left end of the lead screw 8 penetrates and extends to the left side of the clamping box 7, two moving blocks 9 connected with, the top parts of the two moving blocks 9 are fixedly connected with clamping claws 10, the top parts of the two clamping claws 10 respectively extend to the top part of the fixed disc 4 through two sliding grooves 401, through holes 11 which are arranged at equal intervals are arranged on the surface of the sleeve pipe 1, rotating rods 12 which are rotatably connected with the through holes 11 are inserted into the inner walls of the through holes 11, clamping arms 13 are fixedly connected onto the rotating rods 12, extrusion rings 14 are rotatably connected onto the outer sides of the sleeve pipe 1, annular grooves 15 which are matched with the clamping arms 13 are formed in the inner sides of the extrusion rings 14, one ends, close to the rotating rods 12, of the clamping arms 13 are inserted into the annular grooves 15, one ends, far away from the rotating rods 12, of the clamping arms 13 are fixedly connected with fixed claws 16, the upper ends of the sleeve pipe 1 are fixedly connected with signal collecting pipes 17, the height of the fixed disc 4 in the sleeve pipe 1 can be controlled, the limiting piece 6 on the fixed disc 4 can prevent the fixed disc 4 from rotating in the sleeve 1, so that the circuit is protected from being damaged due to bending and rotating, the sensor is placed at the top of the fixed disc 4, the two moving blocks 9 can move relatively by rotating the screw rod 8, so as to drive the two clamping claws 10 to move relatively, the two clamping claws 10 can cling to the sensor to finish the first step of fixing, the hollow tube 3 is rotated to drive the fixed disc 4 to move upwards, so that the sensor moves upwards to be close to the upper end of the sleeve 1, the extrusion ring 14 can control the movement of the clamping arms 13, the extrusion ring 14 rotates downwards, the extrusion ring 14 can press one ends of the clamping arms 13 downwards, one ends of the clamping arms 13 in the sleeve 1 are lifted upwards, the fixed claws 16 are lifted upwards along with the upward, the distance between the fixed claws 16 is increased, so that a larger sensor can pass through, the extrusion ring 14 rotates in the opposite, otherwise, the fixed claw 16 moves downwards to fix the sensor, when the sensor needs to be replaced, the device is suitable for the sensors with different sizes, a large number of sensor protection shells do not need to be carried during detection, the sensors with different sizes can be protected and prevented from interference only by carrying the device, and the capital investment of a detector is greatly saved.

Furthermore, rubber pads 161 are fixedly connected to the opposite side of the clamping claw 10 and the outer portion of the fixed claw 16, the sensors can be protected from being abraded by the rubber pads 161 arranged on the clamping claw 10 and the fixed claw 16, friction force can be increased by the rubber pads 161, the sensors can be fixed more firmly, and detection accuracy of the sensors is improved indirectly.

Further, the cover is equipped with spacing ring 301 rather than fixed being connected on the hollow tube 3, and spacing ring 301 rotates with fixed disk 4 and is connected, overlaps to be equipped with rather than fixed being connected spacing ring 301 through the hollow tube 3 and can let rolling disc 2 reciprocate, makes it can not break away from hollow tube 3, and along with the lift of hollow tube 3 improves and descends, improves the practicality of device.

Further, the hollow pipe 3 is sleeved with a handle 302 fixedly connected with the hollow pipe, the handle 302 is fixedly connected with an operating rod 303, the handle 302 fixedly connected with the hollow pipe can be convenient for a detection person to operate and rotate the hollow pipe 3, the handle 302 is fixedly connected with the operating rod 303, so that the operation is more labor-saving and rapid when the detection person operates and rotates, and the practicability of the device is improved.

Furthermore, signal collecting pipe 17 is hourglass hopper-shaped, is to leak hopper-shaped through signal collecting pipe 17 and can be more favorable to receiving the signal, improves the practicality of device.

The working principle is as follows: firstly, a tester rotates an empty tube 3 through an operating rod 303 until a rotating disc 2 and a fixed disc 4 are separated from a sleeve 1, then a circuit used by a sensor is inserted onto the fixed disc 4 from the bottom of the empty tube 3 to connect the empty tube with the sensor, the rotating disc 2 and the fixed disc 4 are sleeved on the sleeve 1, then a screw 8 is rotated, two moving blocks 9 move relatively to drive two clamping claws 10 to move relatively, the two clamping claws 10 cling to the sensor to finish the first-step fixing of the sensor, a squeezing ring 14 rotates downwards, the squeezing ring 14 presses one end of a clamping arm 13 downwards, one end of the clamping arm 13 in the sleeve 1 lifts upwards, the fixed claw 16 lifts upwards along with the clamping claw, the distance between the fixed claws 16 is increased to allow a larger sensor to pass through, then the rotating disc 2 and the fixed disc 4 with the sensor are inserted into the sleeve 1 when the empty tube 3 is rotated, and the sensor moves to the top end of the sleeve 1, the extrusion ring 14 is rotated in the opposite direction, otherwise, the fixed claw 16 can move downwards to fix the sensor, when the sensor needs to be replaced, the operation is repeated, the device is suitable for the sensors with different sizes, a large number of sensor protection shells do not need to be carried during detection, the anti-interference protection of the sensors with different sizes can be completed by carrying the device, the fund investment of a detection party is greatly saved, the problems that the size and the shape of an anti-interference device for the existing ultrasonic ranging sensor are single, the sensors with different sizes need to purchase corresponding anti-interference protection shells, and the fund investment of the detection party to equipment is increased are solved.

The above description is only the preferred embodiment of the present invention; the scope of the present invention is not limited thereto. Any person skilled in the art should also be able to cover the technical scope of the present invention by replacing or changing the technical solution and the improvement concept of the present invention with equivalents and modifications within the technical scope of the present invention.

Claims (5)

1. The utility model provides an anti-interference device that ultrasonic ranging sensor used, includes sleeve pipe (1), its characterized in that: the inner wall of the sleeve (1) is in threaded connection with a rotating disc (2), an empty pipe (3) fixedly connected with the rotating disc (2) is inserted into the rotating disc (2), a fixed disc (4) rotatably connected with the empty pipe (3) is sleeved on the upper end of the empty pipe (3), two limiting grooves (5) are formed in the inner wall of the sleeve (1), limiting pieces (6) are integrally formed on the left side and the right side of the fixed disc (4), the inner walls of the two limiting grooves (5) are respectively in sliding connection with the two limiting pieces (6), a clamping box (7) is fixedly connected to the bottom of the fixed disc (4), the clamping box (7) is located on the back side of the empty pipe (3), two sliding grooves (401) are formed in the top of the fixed disc (4), a lead screw (8) is rotatably connected to the inside of the clamping box (7), and the left end of the lead screw (8) penetrates through and extends to, the lead screw (8) is sleeved with two moving blocks (9) in threaded connection with the lead screw, the surfaces of the two moving blocks (9) are in sliding connection with the inner wall of the clamping box (7), the top parts of the two moving blocks (9) are fixedly connected with clamping claws (10), the top parts of the two clamping claws (10) extend to the top part of the fixed disc (4) through two sliding grooves (401), through holes (11) arranged at equal intervals are formed in the surface of the sleeve (1), rotating rods (12) in rotating connection with the through holes (11) are inserted into the inner walls of the through holes (11), clamping arms (13) are fixedly connected onto the rotating rods (12), extrusion rings (14) are rotatably connected to the outer sides of the sleeve (1), annular grooves (15) matched with the clamping arms (13) are formed in the inner sides of the extrusion rings (14), and one ends, close to the rotating rods (12), of the clamping arms (13) are inserted into the annular grooves (15, one end fixedly connected with stationary dog (16) of dwang (12) are kept away from in centre gripping arm (13), the upper end fixedly connected with signal collection pipe (17) of sleeve pipe (1).

2. The interference preventing device for an ultrasonic ranging sensor according to claim 1, wherein: and a rubber pad (161) is fixedly connected to the opposite side of the clamping claw (10) and the outer part of the fixed claw (16).

3. The interference preventing device for an ultrasonic ranging sensor according to claim 1, wherein: the hollow tube (3) is sleeved with a limiting ring (301) fixedly connected with the hollow tube, and the limiting ring (301) is rotatably connected with the fixed disc (4).

4. The interference preventing device for an ultrasonic ranging sensor according to claim 1, wherein: the hollow pipe (3) is sleeved with a grip (302) fixedly connected with the hollow pipe, and the grip (302) is fixedly connected with an operating rod (303).

5. The interference preventing device for an ultrasonic ranging sensor according to claim 1, wherein: the signal collecting pipe (17) is funnel-shaped.

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