CN216257358U - Split type medical digital display spanner - Google Patents

Abstract

The utility model discloses a split type medical digital display wrench, which comprises a wrench head, a connecting piece, a plurality of torque sensors, a long handle rod, a display panel, a key unit, an analog-digital converter, a main board, a power supply and a shell, wherein two ends of the connecting piece are detachably connected with the wrench head and the long handle rod respectively, one end of the long handle rod, which is far away from the connecting piece, is fixedly connected with the shell, the analog-digital converter, the main board and the power supply are all arranged in the shell, the display panel and the key unit are all arranged on the shell in a penetrating manner, each torque sensor is arranged on the long handle rod and is electrically connected with the analog-digital converter and used for detecting the torque of the wrench head, and the analog-digital converter, the display panel, the key unit and the power supply are all electrically connected with the main board. The digital display wrench can be matched with wrench heads of different models and is convenient for split disinfection, the service life is favorably ensured, the universality is wide, the structure is compact, the operation is convenient, and the force measurement accuracy is high.

Description

Split type medical digital display spanner

Technical Field

The utility model belongs to the technical field of medical instruments, and particularly relates to a split type medical digital display wrench.

Background

Due to the high precision and the multiple functions of the electronic digital display torque wrench and the function of data transmission with a computer, the electronic digital display torque wrench fully meets the requirements of modern industrial development, well solves the problem that a mechanical torque wrench cannot solve in the tightening control of a fastener, and is popularized in various industries.

In the prior art, a digital display torque wrench is generally provided with a torque sensor at the head of the wrench for ensuring that the torque measurement precision is not influenced by the length change of a force arm, but the head of the wrench is heavy, the structure of the head cannot be changed, and the universality is poor. And the digital display torque wrench generally contains electronic devices, and the devices are easily damaged in the disinfection process through high-temperature disinfection after clinical use, and the digital display part does not need to be disinfected as long as the wrench head is generally disinfected. In view of this, a split type medical digital display wrench is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problems, provides a split type medical digital display wrench which can be matched with wrench heads of different models and is convenient for split disinfection, is beneficial to ensuring the service life, and has the advantages of wide universality, compact structure, convenience in operation and high force measurement accuracy.

In order to achieve the purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides a split type medical digital display wrench, which comprises a wrench head, and further comprises a connecting piece, a plurality of torque sensors, a long handle rod, a display panel, a key unit, an analog-to-digital converter, a main board, a power supply and a shell, wherein two ends of the connecting piece are detachably connected with the wrench head and the long handle rod respectively, one end of the long handle rod, which is far away from the connecting piece, is fixedly connected with the shell, the analog-to-digital converter, the main board and the power supply are arranged in the shell, the display panel and the key unit are arranged on the shell in a penetrating manner, each torque sensor is arranged on the long handle rod and is electrically connected with the analog-to-digital converter and used for detecting the torque of the wrench head, and the analog-to-digital converter, the display panel, the key unit and the power supply are electrically connected with the main board.

Preferably, rectangular slotted holes are formed in the two ends of the connecting piece, magnets are arranged at the bottoms of the rectangular slotted holes, and the wrench head and the long handle rod are sleeved in the rectangular slotted holes of the connecting piece to rotate for limiting and are connected through magnet adsorption.

Preferably, the number of the torque sensors is four, and the four torque sensors are respectively arranged corresponding to four side walls of the rectangular slotted hole.

Preferably, the casing includes main part, first apron and second apron, and the mutual lock of main part and first apron is the tubular structure, and the one end of main part is located to the long handle pole cover and is worn to establish the connection perpendicularly through the second screw, and the second apron is connected with the other end of main part, and display panel and button unit all wear to locate on the first apron.

Preferably, the long handle rod is provided with a wire passing hole.

Compared with the prior art, the utility model has the beneficial effects that: adopt and to dismantle split type connection, dismantle spanner head and connecting piece together when clinical use and disinfect and do not harm the electron device of spanner, help guaranteeing life, also can change the spanner head of other models according to the actual demand simultaneously, greatly increased application scope to adopt a plurality of torque sensor, further ensure the accuracy of dynamometry, compact structure, simple operation.

Drawings

FIG. 1 is a schematic structural view of a split type medical digital display wrench of the present invention;

FIG. 2 is an exploded view of the split type medical digital display wrench of the present invention;

fig. 3 is a sectional view of the split type medical digital display wrench of the present invention.

Description of reference numerals: 1. a wrench head; 2. a connecting member; 3. a torque sensor; 4. a long handle rod; 5. a first cover plate; 6. a display panel; 7. a key unit; 8. an analog-to-digital converter; 9. a main board; 10. a power source; 11. a first screw; 12. a housing; 13. a second cover plate; 14. a second screw; 15. and a magnet.

Detailed Description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

It will be understood that when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs. The terminology used in the description of the present application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application.

As shown in fig. 1-3, a split type medical digital display wrench, including wrench head 1, still include connecting piece 2, a plurality of torque sensor 3, long stalk 4, display panel 6, button unit 7, analog-to-digital converter 8, mainboard 9, power 10 and casing 12, the both ends of connecting piece 2 can be dismantled with wrench head 1 and long stalk 4 respectively and be connected, the one end and casing 12 fixed connection of keeping away from connecting piece 2 on the long stalk 4, analog-to-digital converter 8, casing 12 is all placed in mainboard 9 and power 10, display panel 6 and button unit 7 all wear to locate on casing 12, each torque sensor 3 is installed on long stalk 4 and all is connected with analog-to-digital converter 8 electricity for detect the moment of torque of wrench head 1, analog-to-digital converter 8, display panel 6, button unit 7 and power 10 all are connected with mainboard 9 electricity.

Wherein, through being connected with dismantling of wrench end 1 through connecting piece 2, be convenient for change the wrench end of different models according to actual demand, application scope is wide. The torque sensor 3 is used for detecting the torque of the wrench head 1, and the analog-to-digital converter is a converter for converting an analog quantity which is compared with a standard quantity (or a reference quantity) into a discrete signal represented by a binary number, which is called an a/D converter for short, and is a technology well known by the technical personnel, and is not described herein again; the display panel 6 is used for displaying numerical values; the key unit 7 comprises an on-off key, a torque unit conversion key, a data storage key, a reset key and the like, and can perform function switching according to actual requirements; the power supply 10 is used for supplying power, and the display panel 6, the key unit 7, the analog-to-digital converter 8, the mainboard 9 and the power supply 10 are all arranged in the shell 12, which is beneficial to prolonging the service life of the device. And through carrying out split type design with electrical part and wrench head 1, only need to disinfect wrench head 1 can, the digital display part then can not need the disinfection, helps guaranteeing life.

In one embodiment, rectangular slots are formed at both ends of the connecting member 2, a magnet 15 is disposed at the bottom of the rectangular slot, and the wrench head 1 and the long handle 4 are both sleeved in the rectangular slot of the connecting member 2 for rotation limitation and are connected by the magnet 15 in an adsorbing manner.

Wherein, the rectangular slotted hole through connecting piece 2 rotates spacingly with the cooperation of spanner head 1 and long handle bar 4, guarantees the spanner and twists reverse efficiency to adsorb through magnet 15 and can dismantle the connection, be convenient for realize dismantling the separation after clinical use, carry out high temperature disinfection alone to spanner head 1 and connecting piece 2, avoid damaging the core electrical part of this digital display spanner. It should be noted that other detachable connection methods in the prior art, such as a snap connection, may also be used.

In one embodiment, four torque sensors 3 are provided, and are respectively disposed corresponding to four sidewalls of the rectangular slot.

Wherein, because be difficult to guarantee during the application of force totally perpendicular a certain plane, adopt four torque sensor 3 that correspond the setting of rectangular groove hole four sidewalls respectively, as shown in fig. 2, twist reverse the direction like the spanner carries out the horizontal direction, when main survey wrench end 1 during operation twist reverse direction power about, can further ensure the accuracy of dynamometry through two upper and lower torque sensor 3. It should be noted that, in order to further reduce the cost, only two torque sensors may be used, and the two torque sensors should be preferentially arranged along both sides of the torsion direction.

In one embodiment, the housing 12 includes a main body, a first cover plate 5 and a second cover plate 13, the main body and the first cover plate 5 are fastened to each other to form a tubular structure, the long handle rod 4 is sleeved on one end of the main body and vertically connected to the main body through a second screw 14, the second cover plate is connected to the other end of the main body, and the display panel 6 and the key unit 7 are both arranged on the first cover plate 5.

Wherein, for the equipment and maintenance of being convenient for, casing 12 is split type structure, and main part and the mutual lock of first apron 5 realize the lock connection if through wearing to establish four first screws 11 between them, and concrete structure can design according to actual demand. The long handle rod 4 is vertically connected with the main body of the shell 12 through the second screw 14 in a penetrating mode, so that the long handle rod is convenient to disassemble, or the long handle rod can be directly connected with the shell through clamping or threads.

In one embodiment, the long handle rod 4 is provided with a wire passing hole. If the wire passing hole is axially formed, the cables of the torque sensors 3 penetrate through the wire passing hole and are connected with the analog-to-digital converter 8 in the shell 12, so that the wires can be conveniently routed.

When the wrench is used, a doctor selects the wrench head 1 with the corresponding model to be assembled in the connecting piece 2 according to the situation, and then the wrench head 1 and the connecting piece 2 are assembled on the long handle rod 4 together. The long handle rod 4 is provided with the torque sensor 3, the torque sensor 3 is connected with the analog-to-digital converter 8, the display panel 6, the key unit 7, the analog-to-digital converter 8 and the power supply 10 are electrically connected with the mainboard 9, and the torque on the wrench head 1 is converted to the mainboard 9 through the analog-to-digital converter 8, so that more accurate display is achieved in the display panel 6, and the function switching is performed on the key unit 7 according to actual requirements. After the spanner is used, the spanner head 1 and the connecting piece 2 can be detached to be disinfected, and other parts can be reused without being disinfected, so that damage to electronic devices in the spanner is avoided, and the service life of the spanner is prolonged.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only express the more specific and detailed embodiments described in the present application, but not should be interpreted as limiting the scope of the claims of the present application. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the concept of the present application, which falls within the scope of protection of the present application. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (5)

1. The utility model provides a split type medical digital display spanner, includes spanner head (1), its characterized in that: the split type medical digital display wrench further comprises a connecting piece (2), a plurality of torque sensors (3), a long handle rod (4), a display panel (6), a key unit (7), an analog-to-digital converter (8), a main board (9), a power supply (10) and a shell (12), wherein two ends of the connecting piece (2) are detachably connected with the wrench head (1) and the long handle rod (4) respectively, one end, far away from the connecting piece (2), of the long handle rod (4) is fixedly connected with the shell (12), the analog-to-digital converter (8), the main board (9) and the power supply (10) are arranged in the shell (12) in a built-in mode, the display panel (6) and the key unit (7) are arranged on the shell (12) in a penetrating mode, each torque sensor (3) is installed on the long handle rod (4) and is electrically connected with the analog-to-digital converter (8) and used for detecting the torque of the wrench head (1), the analog-to-digital converter (8), the display panel (6), the key unit (7) and the power supply (10) are all electrically connected with the mainboard (9).

2. The split type medical digital display wrench of claim 1, characterized in that: rectangular slotted holes are formed in the two ends of the connecting piece (2), magnets (15) are arranged at the bottoms of the rectangular slotted holes, and the wrench head (1) and the long handle rod (4) are sleeved with the rectangular slotted holes of the connecting piece (2) to rotate in a limiting mode and are connected through the magnets (15) in an adsorption mode.

3. The split type medical digital display wrench of claim 2, characterized in that: the number of the torque sensors (3) is four, and the four torque sensors are respectively arranged corresponding to four side walls of the rectangular slotted hole.

4. The split type medical digital display wrench of claim 1, characterized in that: casing (12) include main part, first apron (5) and second apron (13), the mutual lock of main part and first apron (5) is the tubular structure, long handle pole (4) cover is located the one end of main part is worn to establish perpendicularly through second screw (14) and is connected, the second apron with the other end of main part is connected, display panel (6) and button unit (7) are all worn to locate on first apron (5).

5. The split type medical digital display wrench of claim 1, characterized in that: the long handle rod (4) is provided with a wire passing hole.

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