CN216737465U - Integrated weighing sensor and forklift with same - Google Patents
Integrated weighing sensor and forklift with same Download PDFInfo
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- CN216737465U CN216737465U CN202122836098.2U CN202122836098U CN216737465U CN 216737465 U CN216737465 U CN 216737465U CN 202122836098 U CN202122836098 U CN 202122836098U CN 216737465 U CN216737465 U CN 216737465U
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Abstract
The utility model discloses an integrated weighing sensor and a forklift with the weighing sensor, which comprises an integrated sensor shell, wherein the integrated sensor shell is internally provided with a mounting hole, a sensor chip is fixedly arranged in the mounting hole, the upper end and the lower end of the integrated sensor shell are respectively fixed with a first connecting rod and a second connecting rod, the side surface of the integrated sensor shell is provided with a threading hole, the inside of the first connecting rod is provided with a through hole, the upper end of the first connecting rod adopts a double-piece clamping plate type or a single-piece inserting plate type, the utility model installs the connecting rods at the upper end and the lower end of the sensor, utilizes the connecting rods to completely fix the sensor on a forklift beam, and simultaneously, the connecting rods and the sensor are on the same central axis, so that the upper end and the lower end of the sensor are not easy to collide with an outer side structure and the stress of the sensor is concentrated when goods are weighed, the measurement is accurate.
Description
Technical Field
The utility model relates to the technical field of forklift weighing sensors, in particular to an integrated weighing sensor and a forklift with the weighing sensor.
Background
The forklift is a carrying tool widely applied to the fields of goods yards, workshops, warehouses and the like, and the holding capacity of the forklift is increased rapidly along with the development of economic construction and logistics industry.
In the loading, unloading and turnover processes of goods, the daily goods turnover amount is one of important indexes concerned by production management personnel or forklift operators, so that the forklift is provided with a weighing system, the lifting capacity is displayed and recorded while the goods are conveyed, and great convenience is provided for the production management personnel. Meanwhile, the operator of the forklift can also effectively monitor the lifting working state of the forklift through the weight display, so that the safe operation of the forklift is guaranteed.
If in patent CN202880777U, a fork truck weighing device with prevent unbalance loading function is provided, stiff end symmetry installation sensor on fork truck's play to rise chain, realize carrying out weight detection to the goods through the pulling force that detects the chain, cylinder force cell sensor cover is on the bolt of fork truck promotion chain stiff end, be located between L type frame and the fastening nut, when fixed, the nut can exert pressure influence measurement accuracy to the sensor, when the sensor uses, telescopic sensor can take place relative motion, the lower extreme easily takes place to rub with fork truck's mount and nut on the sensor, cause wearing and tearing, and the service life is reduced, and installation stability is poor simultaneously, produce measuring error easily.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an integrated weighing sensor and a forklift with the same, and aims to solve the problems that the measurement precision is influenced by the pressure applied to the sensor when a fastening nut is screwed and the upper end surface and the lower end surface of the sensor are rubbed with a fixing frame and a nut of the forklift.
In order to solve the technical problems, the utility model provides the following technical scheme: integral type weighing sensor, including integral type sensor housing, a mounting hole has all been seted up on integral type sensor housing's tow sides, the equal fixed mounting in bottom of mounting hole has sensor chip, integral type sensor housing's upper and lower end is fixed with head rod and second connecting rod respectively, the through wires hole has been seted up to integral type sensor housing's side, through wires hole and mounting hole intercommunication.
According to the technical scheme, the upper end of the first connecting rod is of a double-piece clamping plate type or a single-piece inserting plate type.
According to the technical scheme, the upper end of the second connecting rod is provided with the step, the diameter of the step is larger than the through hole aperture of the forklift beam, the lower end of the step is provided with the screw rod, and the diameter of the screw rod is smaller than the through hole aperture of the forklift beam.
According to the technical scheme, the bottom of the mounting hole is provided with at least two stress holes, and the stress holes are distributed in a central symmetry manner.
The utility model also provides the following technical scheme: fork truck with this weighing sensor, including fork truck crossbeam, chain and integral type weighing sensor, integral type weighing sensor includes integral type sensor housing, a mounting hole has all been seted up on the tow sides of integral type sensor housing, the equal fixed mounting in bottom of mounting hole has the sensor chip, the upper and lower end of integral type sensor housing is fixed with head rod and second connecting rod respectively, the through wires hole has been seted up to the side of integral type sensor housing, through wires hole and mounting hole intercommunication, integral type sensor housing is located the top at the fork truck crossbeam, the second connecting rod of integral type sensor lower extreme passes the fork truck crossbeam and is fixed, head rod and chain fixed connection of integral type sensor upper end.
According to the technical scheme, the outer surface of the second connecting rod is provided with threads, the surface of the second connecting rod is in threaded connection with the fixing nut, and the fixing nut clamps the upper end face and the lower end face of the forklift beam tightly.
According to the technical scheme, the lower end of the second connecting rod is provided with the safety pin hole.
Compared with the prior art, the utility model has the following beneficial effects: in the utility model, the raw materials are mixed,
(1) by arranging the first connecting rod and the second connecting rod, the upper end of the first connecting rod is connected with the fixed end of the chain during installation, and the second connecting rod is fixed with the forklift beam, so that the sensor can be completely fixed above the forklift beam, the installation is quick and convenient, the nut is not attached to the sensor any more, the pressure applied to the sensor is not influenced, the measurement precision is not influenced, and meanwhile, the collision between the upper end surface and the lower end surface of the sensor and the beam or the nut is avoided, the abrasion is caused, and the service life is shortened;
(2) through being provided with the mounting hole of symmetry, integral type sensor housing and stress hole, utilize the mounting hole structure of symmetry during the use for the atress is concentrated, and the atress point and the upper and lower connecting rod of integral type sensor are on same axis simultaneously, and the atress is stable, and the stress hole of seting up central symmetry concentrates stress distribution, makes the sensor measure accurately.
Drawings
The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic structural view of a first embodiment of the forklift with the load cell of the present invention;
FIG. 2 is a schematic view of a first embodiment of the integrated sensor of the present invention;
FIG. 3 is a cross-sectional view of a first embodiment of the integrated sensor of the present invention;
FIG. 4 is a schematic view of a second embodiment of the integrated load cell of the present invention;
FIG. 5 is a schematic view of a second embodiment of the truck of the present invention having the load cell;
in the figure: 1. a forklift beam; 2. a chain; 3. an integral sensor housing; 31. mounting holes; 32. a stress hole; 33. threading holes; 4. a second connecting rod; 5. a first connecting rod; 6. fixing a nut; 7. a step; 8. a safety pin hole.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
Embodiment one of the integrated weighing sensor:
referring to fig. 2 to 3, the utility model provides an integrated weighing sensor, which comprises an integrated sensor shell 3, wherein a mounting hole 31 is formed in each of the front side and the back side of the integrated sensor shell 3, a sensor chip is fixedly mounted at the bottom of each mounting hole 31, a first connecting rod 5 and a second connecting rod 4 are respectively fixed at the upper end and the lower end of the integrated sensor shell 3, a threading hole 33 is formed in the side surface of the integrated sensor shell 3, the threading hole 33 is communicated with the mounting holes 31, the sensor is fixed in a forklift through the first connecting rod 5 and the second connecting rod 4, and meanwhile, the wiring of the sensor chip is led out of the threading hole 33, so that the mounting and the arrangement of sensor signal lines are facilitated;
the upper end of the first connecting rod 5 adopts a double-plate clamping plate type, the chain 2 of the forklift is clamped in the first connecting rod 5, and the first connecting rod 5 and the chain 2 are fixed together by using a fixing pin;
Embodiment two of the integrated weighing sensor:
as shown in fig. 4, the second embodiment is different from the first embodiment in that: the upper end of the first connecting rod 5 is of a single-piece inserting plate type, the upper end of the first connecting rod 5 is inserted between the clamping plates of the chain 2, the first connecting rod and the clamping plates are fixed together by the fixing pins, and the end face of the single-piece inserting plate type is high in strength and not prone to deformation.
Embodiment one of the forklift having the load cell:
referring to fig. 1, the utility model provides a forklift with the weighing sensor, which comprises a forklift beam 1, a chain 2 and an integrated weighing sensor, and is characterized in that: the integrated weighing sensor comprises an integrated sensor shell 3, wherein the front surface and the back surface of the integrated sensor shell 3 are respectively provided with a mounting hole 31, the bottom of each mounting hole 31 is fixedly provided with a sensor chip, the upper end and the lower end of the integrated sensor shell 3 are respectively fixedly provided with a first connecting rod 5 and a second connecting rod 4, the side surface of the integrated sensor shell 3 is provided with a threading hole 33, the threading hole 33 is communicated with the mounting hole 31, the integrated sensor shell 3 is positioned above a forklift crossbeam 1, the second connecting rod 4 at the lower end of the integrated sensor penetrates through the forklift crossbeam 1 and is fixed, the first connecting rod 5 at the upper end of the integrated sensor is fixedly connected with a chain 2, the sensor is fixedly installed by using a fixing nut 6 during installation, during use, the sensor is completely fixed, and the collision between the upper end surface and the lower end surface of the integrated sensor shell 3 and the forklift crossbeam 1 or the nut is avoided, abrasion is caused, and the service life is shortened;
the surface of second connecting rod 4 is seted up threadedly, and the surperficial threaded connection of second connecting rod 4 has fixation nut 6, utilizes fixation nut 6 to press from both sides the upper and lower terminal surface of fork truck crossbeam 1 tightly, has improved the stability of second connecting rod 4, has utilized standard fastener to connect second connecting rod 4 fixedly, the replacement and the convenient to use of connecting piece.
Embodiment two of the forklift having this load cell:
as shown in fig. 5, step 7 is fixed on the upper end of second connecting rod 4, the diameter of step 7 is greater than the aperture of fork truck crossbeam 1, there is the screw rod lower extreme of step 7, the diameter of screw rod is less than the aperture of fork truck crossbeam 1, during the installation, laminate step 7 with the up end of fork truck crossbeam 1, at the lower terminal surface fixed mounting nut of fork truck crossbeam 1, fix step 7 of second connecting rod 4 at the up end of fork truck crossbeam 1 through fixation nut 6, make the installation of second connecting rod 4 quick, step 7 is as an organic whole with second connecting rod 4, compare in embodiment one, embodiment two joint strength is high, the installation is more stable.
The working principle is as follows: when the sensor is fixed above the forklift beam 1, the second connecting rod 4 at the lower end of the sensor is completely fixed inside the forklift beam 1, in the prior art, the sensor is sleeve-type, the sensor is positioned between the L-shaped frame and the fastening nut, when the sensor is fixed, the nut can apply pressure to the sensor to influence the measurement precision, and when the sensor is used, the upper end surface and the lower end surface of the sleeve-type sensor are easy to rub and collide with a fixing frame and a nut of a forklift, in the technical scheme, the sensor is integrated, the sensor cannot move up and down relatively, and can not collide with an outer side structure, so that the service life of the sensor is influenced, and the stress direction of the sensor is on the same axis with the first connecting rod and the second connecting rod, the stress is concentrated, and the measurement is stable.
It should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Integral type weighing sensor, including integral type sensor housing (3), its characterized in that: a mounting hole (31) has all been seted up to the tow sides of integral type sensor housing (3), the equal fixed mounting in bottom of mounting hole (31) has sensor chip, the upper and lower end of integral type sensor housing (3) is fixed with head rod (5) and second connecting rod (4) respectively, through wires hole (33) has been seted up to the side of integral type sensor housing (3), through wires hole (33) and mounting hole (31) intercommunication.
2. The integrated load cell of claim 1, wherein: the upper end of the first connecting rod (5) adopts a double-piece clamping plate type or a single-piece inserting plate type.
3. The integrated load cell of claim 1, wherein: the upper end of second connecting rod (4) is provided with step (7), the diameter of step (7) is greater than the through-hole aperture of fork truck crossbeam (1), the lower extreme of step (7) has the screw rod, the diameter of screw rod is less than the through-hole aperture of fork truck crossbeam (1).
4. The integrated load cell of claim 1, wherein: stress holes (32) are formed in the bottoms of the mounting holes (31), the number of the stress holes (32) is at least two, and the stress holes (32) are distributed in a central symmetry mode.
5. Fork lift truck with integrated load cell, comprising a fork lift truck beam (1), a chain (2) and an integrated load cell according to any of claims 1 to 4, characterized in that: the integral type weighing sensor comprises an integral type sensor shell (3), a mounting hole (31) has all been seted up on the tow sides of integral type sensor shell (3), the equal fixed mounting in bottom of mounting hole (31) has the sensor chip, the last lower extreme of integral type sensor shell (3) is fixed with head rod (5) and second connecting rod (4) respectively, through wires hole (33) have been seted up to the side of integral type sensor shell (3), through wires hole (33) and mounting hole (31) intercommunication, integral type sensor shell (3) are located the top at fork truck crossbeam (1), second connecting rod (4) of integral type sensor lower extreme pass fork truck crossbeam (1) and are fixed, head rod (5) and chain (2) fixed connection of integral type sensor upper end.
6. The forklift with integrated load cell of claim 5, wherein: the outer surface of the second connecting rod (4) is provided with threads, the surface of the second connecting rod (4) is in threaded connection with a fixing nut (6), and the fixing nut (6) tightly clamps the upper end face and the lower end face of the forklift beam (1).
7. The forklift with integrated load cell of claim 5, wherein: the lower end of the second connecting rod (4) is provided with a safety pin hole (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122836098.2U CN216737465U (en) | 2021-11-17 | 2021-11-17 | Integrated weighing sensor and forklift with same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122836098.2U CN216737465U (en) | 2021-11-17 | 2021-11-17 | Integrated weighing sensor and forklift with same |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216737465U true CN216737465U (en) | 2022-06-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122836098.2U Active CN216737465U (en) | 2021-11-17 | 2021-11-17 | Integrated weighing sensor and forklift with same |
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| Country | Link |
|---|---|
| CN (1) | CN216737465U (en) |
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2021
- 2021-11-17 CN CN202122836098.2U patent/CN216737465U/en active Active
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