CN210019767U

CN210019767U - Pulp vitality testing device

Info

Publication number: CN210019767U
Application number: CN201920511385.6U
Authority: CN
Inventors: 郭文珍
Original assignee: Guangzhou Tinghui Medical Equipment Co Ltd
Current assignee: Guangzhou Tinghui Medical Equipment Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-02-07
Anticipated expiration: 2029-04-16

Abstract

The utility model relates to a dental measuring instrument technical field just discloses a pulp vitality testing arrangement. This pulp vitality testing arrangement, including the testing arrangement body, the right side of testing arrangement body includes shell, first through-hole, set screw, spout, first slide bar, recess, second slide bar, fixed establishment, spring, dog, second through-hole, support sleeve, test head and fixed slot, the surperficial right side of testing arrangement body cup joints with the inner wall of shell, first through-hole is located the upper and lower both sides of shell and sets up, the inner wall of first through-hole cup joints with set screw's surface, the surface of set screw and the inner wall threaded connection of testing arrangement body. This pulp vitality testing arrangement, the fixed block withdraws from the fixed slot inside, separates test head and shell, and in the fixed slot was inserted to the fixed block, together fixed with the fixed test head of shell, the dismouting was articulated convenient, and the operating personnel of being convenient for changed the test head.

Description

Pulp vitality testing device

Technical Field

The utility model relates to a dental measuring instrument technical field specifically is a pulp vitality testing arrangement.

Background

Currently, methods for pulp viability testing are: mechanical friction, galvanic and temperature methods. The current method and the temperature method are the most widely applied detection methods at present, the testing device adopting the temperature method tests the vitality of dental pulp by changing the problem of the testing head, and the testing device drops carelessly in the using process, so that the testing head is easy to deform and damage, but the testing head on the existing testing device is troublesome to disassemble and assemble, and is inconvenient for operators to replace the testing head.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a pulp vitality testing arrangement possesses advantages such as being convenient for change, has solved in the use, and testing arrangement drops carelessly, leads to the test head to warp easily and damages, and the test head dismouting on the current testing arrangement is comparatively troublesome, the operating personnel of being not convenient for carry out the problem of changing to the test head.

(II) technical scheme

In order to realize the purpose of being convenient for to change, the utility model provides a following technical scheme: a pulp vitality testing device comprises a testing device body, wherein the right side of the testing device body comprises a shell, a first through hole, a fixing screw, a sliding groove, a first sliding rod, a groove, a second sliding rod, a fixing mechanism, a spring, a stop block, a second through hole, a supporting sleeve, a testing head and a fixing groove, the right side of the surface of the testing device body is sleeved with the inner wall of the shell, the first through hole is formed in the upper side and the lower side of the shell, the inner wall of the first through hole is sleeved with the surface of the fixing screw, the surface of the fixing screw is in threaded connection with the inner wall of the testing device body, the sliding groove is formed in the upper surface of the shell, the left side and the right side of the first sliding rod are fixedly connected with the inner wall of the sliding groove, the groove is formed in the left side of the inner wall of the shell, the upper side and the lower side of the second sliding rod are fixedly connected with the inner wall of the fixing, the left and right sides of spring respectively with fixed establishment's left side and the right side fixed connection of dog, the inner wall top of shell all with the top fixed connection of dog, the second through-hole is located the right side of shell and is seted up, the inner wall and the support sleeve's fixed surface of second through-hole are connected, the sliding surface connection of support sleeve's inner wall and test head, the fixed slot is located the surface of test head and sets up, the inner wall and the fixed establishment's of fixed slot sliding surface connection, the left side of test head contacts with the measuring terminal of testing arrangement body.

The fixed establishment includes first articulated piece, articulated rod, the articulated piece of second and fixed block, the inner wall of first articulated piece and the sliding surface connection of first slide bar, the inner wall of first articulated piece is articulated through the surperficial top of round pin axle with the articulated rod, the surperficial bottom of articulated rod is articulated through the inner wall of round pin axle with the articulated piece of second, the inner wall of the articulated piece of second and the sliding surface connection of second slide bar, the bottom of the articulated piece of second and the top fixed connection of fixed block, the surface of fixed block and the inner wall sliding connection of fixed slot.

Preferably, the fixing groove is an annular groove, and the center of the fixing groove is in the same straight line with the center of the test head.

Preferably, the upper surface of the housing comprises a sealing block, the bottom of the sealing block is fixedly connected with the upper surface of the first hinge block, and the bottom of the sealing block is slidably connected with the upper surface of the housing.

Preferably, the surface of the support sleeve comprises a protective cover, and the inner wall of the protective cover is in threaded connection with the surface of the support sleeve.

Preferably, the angle between the hinge rod and the horizontal plane is thirty degrees to sixty degrees.

Preferably, the length of the sliding groove is greater than that of the sealing block, and the length of the sliding groove is equal to that of the groove.

Compared with the prior art, the utility model provides a pulp vitality testing arrangement possesses following beneficial effect:

1. the pulp vitality testing device is provided with a sliding chute, a first sliding rod, a groove, a second sliding rod, a fixing mechanism, a spring, a stop block, a supporting sleeve and a fixing groove, when a testing head is damaged, the first hinging block is pushed leftwards, under the action of the hinge rod, the second hinge block moves upwards, so that the fixing block exits from the inside of the fixing groove, the test head is separated from the shell, when a new test head is installed, the first hinge block is pushed leftwards, the second hinging block is moved upwards under the action of the hinging rod, and then a new test head is inserted into the supporting sleeve, and the fixing groove is aligned with the fixing block, the first hinge block is released, the spring pushes the first hinge block, under the effect of articulated arm, make the fixed block insert the fixed slot in, be in the same place the fixed test head of shell is fixed, the dismouting is articulated convenient, and the operating personnel of being convenient for changes the test head.

2. This pulp vitality testing arrangement, through setting up sealed piece, sealed piece plays sealed effect to the spout, prevents that the dust in the air from passing through inside the spout gets into the shell, through setting up the safety cover, when not using, fixes the safety cover on the support sleeve, plays the guard action to the test head through the safety cover, prevents that this testing arrangement from dropping, leads to the test head to damage.

Drawings

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a front view of the structure of the present invention;

fig. 4 is a front view of the test head of the present invention.

Wherein: the device comprises a testing device body 1, a shell 2, a first through hole 3, a fixing screw 4, a sliding chute 5, a first sliding rod 6, a groove 7, a second sliding rod 8, a fixing mechanism 9, a first hinging block 91, a hinging rod 92, a second hinging block 93, a fixing block 94, a spring 10, a stop block 11, a second through hole 12, a supporting sleeve 13, a testing head 14, a fixing groove 15, a sealing block 16 and a protective cover 17.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, a pulp vitality testing device comprises a testing device body 1, the right side of the testing device body 1 comprises a shell 2, a first through hole 3, a fixing screw 4, a chute 5, a first slide bar 6, a groove 7, a second slide bar 8, a fixing mechanism 9, a spring 10, a stop block 11, a second through hole 12, a supporting sleeve 13, a testing head 14 and a fixing groove 15, the right side of the surface of the testing device body 1 is sleeved with the inner wall of the shell 2, the first through hole 3 is arranged on the upper and lower sides of the shell 2, the inner wall of the first through hole 3 is sleeved with the surface of the fixing screw 4, the surface of the fixing screw 4 is in threaded connection with the inner wall of the testing device body 1, the shell 2 is fixed on the testing device body 1 through the fixing screw 4, the chute 5 is arranged on the upper surface of the shell 2, the left and right sides of the first slide bar 6 are fixedly connected with, the groove 7 is arranged on the left side of the inner wall of the shell 2, the upper side and the lower side of the second slide bar 8 are fixedly connected with the inner wall of the groove 7, the surface of the first slide bar 6 and the surface of the second slide bar 8 are slidably connected with the inner wall of the fixing mechanism 9, the left side and the right side of the spring 10 are respectively fixedly connected with the left side of the fixing mechanism 9 and the right side of the stop block 11, the top of the inner wall of the shell 2 is fixedly connected with the top of the stop block 11, the second through hole 12 is arranged on the right side of the shell 2, the inner wall of the second through hole 12 is fixedly connected with the surface of the supporting sleeve 13, the inner wall of the supporting sleeve 13 is slidably connected with the surface of the test head 14, the fixing groove 15 is arranged on the surface of the test head 14, the inner wall of the fixing groove 15 is slidably connected with the surface of the fixing mechanism 9, the fixing groove 15 is an annular groove, the center of, the surface of support sleeve 13 includes safety cover 17, and safety cover 17 inner wall and support sleeve 13's surperficial threaded connection, through setting up safety cover 17, when not using, fix safety cover 17 on support sleeve 13, play the guard action to test head 14 through safety cover 17, prevent that this testing arrangement from dropping, lead to test head 14 to damage.

The fixing mechanism 9 comprises a first hinge block 91, a hinge rod 92, a second hinge block 93 and a fixing block 94, wherein the inner wall of the first hinge block 91 is connected with the surface of the first slide rod 6 in a sliding manner, the first slide rod 6 plays a role in guiding and limiting the first hinge block 91, the inner wall of the first hinge block 91 is hinged with the top of the surface of the hinge rod 92 through a pin shaft, the bottom of the surface of the hinge rod 92 is hinged with the inner wall of the second hinge block 93 through a pin shaft, an included angle between the hinge rod 92 and the horizontal plane is thirty degrees to sixty degrees, the first hinge block 91 moves left and right, the second hinge block 93 is driven to move up and down through the hinge rod 92, the inner wall of the second hinge block 93 is connected with the surface of the second slide rod 8 in a sliding manner, the second slide rod 8 plays a role in guiding and limiting the second hinge block 93, the bottom of the second hinge block 93 is fixedly connected with the top of the fixing block 94, the surface of the, the upper surface of shell 2 includes sealed piece 16, and the bottom of sealed piece 16 is connected with the last fixed surface of first articulated piece 91, and the bottom of sealed piece 16 and the upper surface sliding connection of shell 2, the length of spout 5 is greater than the length of sealed piece 16, and the length of spout 5 equals with the length of recess 7, and through setting up sealed piece 16, sealed piece 16 plays sealed effect to spout 5, prevents that the dust in the air from passing through inside spout 5 gets into shell 2.

In use, the test head 14 is in contact with the measuring end of the testing device body 1, the temperature of the test head 14 is controlled by the testing device body 1, the vitality of the pulp is measured by changing the temperature of the test head 14, and when the test head 14 is damaged, the first hinge block 91 is pushed to the left, the second hinge block 93 is moved upward by the hinge lever 92, and the fixing block 94 is withdrawn from the inside of the fixing groove 15, thereby separating the test head 14 from the housing 2, and when a new test head 14 is mounted, the first hinge block 91 is pushed leftward, under the action of the hinge rod 92, the second hinge block 93 is moved upwards, and then a new test head 14 is inserted into the support sleeve 13, and aligns the fixing groove 15 with the fixing block 94, releases the first hinge block 91, the spring 10 pushes the first hinge block 91, under the action of the hinge rod 92, the fixing block 94 is inserted into the fixing groove 15, so that the housing 2 fixes the test head 14 together.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pulp vitality testing arrangement, includes testing arrangement body (1), the right side of testing arrangement body (1) includes shell (2), first through-hole (3), set screw (4), spout (5), first slide bar (6), recess (7), second slide bar (8), fixed establishment (9), spring (10), dog (11), second through-hole (12), support sleeve (13), test head (14) and fixed slot (15), its characterized in that: the right side of the surface of the testing device body (1) is sleeved with the inner wall of the shell (2), the first through holes (3) are formed in the upper side and the lower side of the shell (2), the inner walls of the first through holes (3) are sleeved with the surfaces of the fixing screws (4), the surfaces of the fixing screws (4) are in threaded connection with the inner wall of the testing device body (1), the sliding grooves (5) are formed in the upper surface of the shell (2), the left side and the right side of the first sliding rod (6) are fixedly connected with the inner wall of the sliding groove (5), the grooves (7) are formed in the left side of the inner wall of the shell (2), the upper side and the lower side of the second sliding rod (8) are fixedly connected with the inner wall of the grooves (7), the surfaces of the first sliding rod (6) and the second sliding rod (8) are slidably connected with the inner wall of the fixing mechanism (9), and the left side and the right side of the spring (10) are fixedly connected with the left side of the fixing mechanism (9) and, the top of the inner wall of the shell (2) is fixedly connected with the top of the stop block (11), the second through hole (12) is positioned on the right side of the shell (2) and is formed, the inner wall of the second through hole (12) is fixedly connected with the surface of the supporting sleeve (13), the inner wall of the supporting sleeve (13) is in sliding connection with the surface of the testing head (14), the fixing groove (15) is positioned on the surface of the testing head (14) and is formed, the inner wall of the fixing groove (15) is in sliding connection with the surface of the fixing mechanism (9), and the left side of the testing head (14) is in contact with the measuring end of the testing device body (1);

fixed establishment (9) are including first articulated piece (91), articulated rod (92), the articulated piece of second (93) and fixed block (94), the inner wall of first articulated piece (91) and the surperficial sliding connection of first slide bar (6), the inner wall of first articulated piece (91) is articulated through the surface top of round pin axle with articulated rod (92), the surface bottom of articulated rod (92) is articulated through the inner wall of round pin axle with the articulated piece of second (93), the inner wall of the articulated piece of second (93) and the surperficial sliding connection of second slide bar (8), the bottom of the articulated piece of second (93) and the top fixed connection of fixed block (94), the surface of fixed block (94) and the inner wall sliding connection of fixed slot (15).

2. The pulp vitality testing device of claim 1, wherein: the fixing groove (15) is an annular groove, and the center of the fixing groove (15) and the center of the testing head (14) are on the same straight line.

3. The pulp vitality testing device of claim 1, wherein: the upper surface of shell (2) includes sealed piece (16), the bottom of sealed piece (16) and the upper surface fixed connection of first articulated piece (91), the bottom of sealed piece (16) and the upper surface sliding connection of shell (2).

4. The pulp vitality testing device of claim 1, wherein: the surface of the supporting sleeve (13) comprises a protective cover (17), and the inner wall of the protective cover (17) is in threaded connection with the surface of the supporting sleeve (13).

5. The pulp vitality testing device of claim 1, wherein: the angle between the hinged rod (92) and the horizontal plane is thirty degrees to sixty degrees.

6. The pulp vitality testing device of claim 3, wherein: the length of the sliding groove (5) is greater than that of the sealing block (16), and the length of the sliding groove (5) is equal to that of the groove (7).